Clear glass u value. Within ∓ 10% ≤ to Shading: Glass Type.

Clear glass u value It is also referred to as the overall coefficient of heat transfer. 7 mm Sealed Unit, Insulation Within Frames, 90% Argon For U-Values as low as 1. Primary Flat Glass, ASTM Asahimas Clear Float Glass FOCUS ON HIGH QUALITY CLEAR GLASS INDOFLOT INDONESIA PT Asahimas Flat Glass Tbk. 8W/m²K: 1. Solarban ® 60 Starphire ® glass allows ultra-clear glass to be used for vision glass, skylights, atriums, storefronts and entryways without sacrificing energy Effective U-value calculator. 29 Btu/hr. It can range in value CLEAR Glass 1/83 7390 83 9 8 1. The U-value will be the same for that glass regardless of the window the glass is in. S. 19 U-Value 0. Windows with a low U-value are efficient insulators against heat loss and heat gain. Jan 14, 2017 · The glazing on the glass has its own U-value. Comment. 37 Solarban® 70 (2) Solexia® + Clear 56 11 14 0. Quick Summary:At a quick glance - the U-value is the measure of how well a material resists heat flow. Substrate U-Value % % % % W/m2K 6 mm Solar Control Low-E Glass – 12 mm Air Gap – 6 mm Clear Glass Clear Lite Plus Clear 54 15 11 38 0. Product Description: U-profile glass also named U channel glass or U -shaped glass, can choose the original glass of clear float glass or low iron glass to made. Jun 6, 2019 · For clear float glass, the increase of glass thickness does not increase the insulation performance. 0mm. The above figures are tested center of glass U-values used for comparison between options. Sea Green 35 is designed on clear float glass. 8W/m²K (or exempt if fitted into existing door frame) Other doors: 1. Laminated glass is a safety glass product and can be used in insulating (double Here, 0. For example, thick 12mm clear glass and 5mm clear glass,the thickness and glass weight increased by 1. Sidoarjo, Jawa Timur 61257, Indonesia; Phone (031 and center of glass U‐values for various Vitro glass products. 0 2. This is a quadruple increase in energy efficiency over a single-pane window. By choosing windows with a low U-Value, you can significantly reduce the energy required to heat or cool your space, thereby decreasing energy costs and enhancing indoor comfort. 0W/m²K: U-Value = 1. Glass has a low R-value, so by The U-value of a window is a measurement of the rate of heat loss indicating how well your windows are keeping valuable heat in. Glass SHGC depends on type of tint, tinted glass thickness and on cavity width. 27 2. 12 8. The spandrel color does not impact U-Value. U channel glass’ mechanical strength is higher than ordinary plating glass. 39 95 Sungate ThermL™ coatings are as durable and resistant to mechanical abrasion as uncoated glass. 25: Insulates as much as 50% better than standard clear insulating glass: Ultraviolet Energy: 59%: 20%: Blocks 80% of UV energy, a common contributor to fabrics, carpet and furniture fading : Damage Weighted Transmittance * 0. 7 Clear Comfort Clear 30 25 14 24 0. 66 1. VIRIDIAN GLASS GUIDE™: GLASS PERFORMANCE - SINGLE GLAZING Product Name Nominal Thickness Visible Solar UV Trans U Value SHGC Weight kg/m2 Selectivity Trans. 47. 92 Coating Density N/A Safety N/A Security N/A Interior N/A Standard Sound Control N/A Fire Rated N/A Thermal Insulation N/A Solar Comfort N/A Bolted Applications N/A Balustrade N/A Mirror N/A GLASS: Guardian UltraClear® Float Glass (CE) Glass, 4mm. If we do our reciprocal calculation using a U-Value of . 3 important points to know about U-values are: Heat Transfer. Dual insulated, both lites Clear, DuraLite® Spacer-Lowest Insulating Value B. INSULATED LOW E GLASS UNITS SHGC S C U Value LOW E GLASS: Glass which has a Low E (Emissivity) coating provides greater insulation by reflecting the a building in comparison to 3mm Clear glass. 0 U-value) 24mm: 1. Framing, cladding, frame type and other items will affect the overall thermal values of a complete window. The U-value of a window is a measurement of the rate of heat loss indicating how well your windows are keeping valuable heat in. 48 2. This calculator is based upon EN ISO 14438:2002, ‘Glass in building. U Value – Measurement rate of heat gain or loss through the glass due to environmental differences between outdoor and indoor air. 7 Clear Brook Plus Clear 33 39 21 22 0. sg Clear, distortion-free glass for any flat glass application. 20 to 1. How much of change would also likely require scientific testing using sophisticated measuring devices or equipment. Winter night U-Value. Generally, the lower the emissivity the better the center of glass U‐value will be as more thermal radiation is reflected away. Guardian ExtraClear® can be heat treated or laminated and has a wide range of applications including high performance facades, partitions, store fronts, solar control Chevron Glass Pty Ltd has taken all care but accepts no responsibility for information contained within these charts. No distractions. Materials with very different U-values that are used to make a unit like a window can reduce the unit’s overall ability to stop the transfer of heat. It’s noticeably clearer than standard glass — so what people see is completely up to you. 7 TGI Super Clear Glass Performance Data 台玻優白玻璃性能數據 Visible light 可視光 Solar Heat 太陽熱能 U Value U值 Color 色別 Thick Mm 厚度 Trans. 0; Triple–glazing with 16-20mm gap 2. 00. 67 1. Summer daytime U-value and winter nighttime U-value are two common derivatives A U-Value is the rating of energy efficiency of your double glazed unit. 40 1. 25, while triple-pane windows may have U-values around . 6 Clear Priva Clear 30 31 17 22 0. 5 0. The winter nighttime U-Value (insulating value) of Solarban 70XL (2) glass is as much as 50% better than standard clear insulating glass. In addition, interior and Jul 23, 2022 · Solar control window films essentially eliminate the low emissivity effect of low-e coating (i. Double-pane glass with LowE Argon gas has low U-Values between 0. When coupled with conventional clear glass in a one-inch insulating glass unit (IGU), Solarban ® 70 glass outshines the performance of any other solar control low‑e glass on the market today. ft . Enter a keyword for product or colour such as "eclipse". U-FACTOR ( U-VALUE ) U-factor is a measure of the heat gain or loss through glass due to the difference between indoor and outdoor air temperatures. 80 1/4" Clear laminated - . The lower the U-value, the better the insulation. Technically, U–Values are calculated as the amount of heat lost through one square meter of glass for every degree difference in temperature either side of the glass. 2 - 3. U-value of 6. 5 5 10 15 20 25 30 /m 2 K) Cavity Widths (mm) Apr 28, 2023 · U-values, also known as thermal transmittance values, measure the rate of heat transfer through a building element, such as an Insulated Glass Unit (IGU). 92 • Shading Coefficient: 0. Guardian UltraClear® Low-Iron Glass. associated U-Value performance improvement of the low-E coating will be lost. Total System SHGC range. Selectivity – Glass selectivity is an index that reports the relationship between visible light transmission (VLT) and solar heat gain (SHGC). U Value: the total heat transfer out of a window (Btu/hr-sq ft-F or W/sq m- C). 64 Clear Radiance Plus Clear LC 49/32 46 20 13 31 0. °F). ENERGY STAR does not consider center-of Sealed Unit Width U-values Example Specification (Click below to view PDF) 24mm: 1. Now, in the above-noted code requirements, we had a window U-value requirement of 0. 56 would actually go up to a number value higher than . 6. ft. Sungate ThermL™ glass is a low-e coating engineered for use on the interior surface of a typical one-inch insulating glass unit (IGU) that dramatically improves U-values when paired with any Solarban® solar Solar Control Low-E Glass Standard Clear Insulating Glass Solarban® 70 (2) Insulating Glass U-Value 0. The units are Btu/(hr. 47 0. 1. Jadite glass – Opaque or semi-opaque pale green; initially, the name was trademarked as “Jadite”. 15 SHGC 0. 73 30. 25 and 030 and R-Value of 4. 31 U-Value 0. 48 SHGC 0. 910 W/m²·K. 75 20 1. Center of Glass U-Value (BTU/hr/ft²/°F) Comfort UV Trans. 3 software and represents center of glass performance data. % 反射率 UV Trans. The weights (630 W/m 2 for shading coefficient and 7. 27 Note: Tdw-ISO represents potential fading damage caused by both UV and visible light. True transparency. By filtering by Visible Light Transmission, Solar Heat Gain, Reflectance and U-Value you can… technology, Solarban® 90 glass is engineered to outperform Solarban® 70 glass, the most preferred high-performance solar control low-e glass in North America. Department of Guardian ExtraClear® float glass contains significantly less iron oxide than standard clear float glass, resulting in enhanced colour neutrality in transmission and reflection. Coated. Figure 6 shows the U values for increasing numbers of cavities bounded by 4 mm clear float glass, with each cavity containing a 1% emissivity coating, and based on 16 mm Argon (90%) filled cavities. The most common glass combination is 6-12A-6 with double silver low-E,U value is around 1. 5 87 8 8 71 7 <1 5. 68 Visible Light 74% 48% UV Tdw-ISO 0. Out Refl. 52 Visible Light 69% U-Value 0. U-value (thermal transmittance) U-value is also called U-factor in the NFRC • Winter Nighttime U-Value: 1. Summer day U-value. Calculated Values are in accordance with NFRC2010 Glass description. % 總透過率 Description. This performance data is not a commitment for Cardinal to produce. Feb 5, 2024 · How are U-Values for windows calculated? Calculating U-values can seem complex, but it is really quite simple. 74 25. 3333. number of cavities increases, the improvement in U value decreases. 030” Lamination between 2-lites The lower the number is, the better the glass holds in heated or cooled air. GLASS: Guardian Clear Glass (Middle East & Africa) Glass, 4mm. Allows high level of visible light transmittance and exterior clear glass appearance: U-Value: 0. 6; Double–glazing with 16-20mm gap 3. U Value. range. These two terms are interchangeable and it refers to the measurement of how much heat is lost through glass. 70 1. 26 2. GLASS: Guardian Clear Glass (Middle East & Africa) Glass, 6mm (2-SunGuard® HP Gold 31 (Middle East & Africa)) GAP: 100% Air 12. Refl. 0 nominal when measured in accordance with test procedures described in 3. So we take our R-Value of 21 and divide one by that number, and we get a U-Value of . 44 1. 75 0. F/Btu. % 紫外線 透過率 Reflec. • Lower U-values mean higher performance • Reduces furnace heat loss • Helps reduce heating energy costs U-Value 0. Legend: 1-Clear float, 2 – Bronze Tint, 3 – Grey tinted, 4- Green tinted, 5- Clear Reflective, 6- Bronze Reflective, 7- Grey Reflective, 8- Green Feflectiv. 75 5. Jul 5, 2018 · It is the Uw value that is important when attempting to achieve good thermal performance on glass installations, for instance it is the Uw value that matters when looking to achieve levels of Code For maximum insulation performance, consider products with advanced U-Values such as triple IGUs or vacuum insulating glass. Outdoor Lite: Clear Glass, Sputter Coated on second surface (2) Indoor Lite: Clear Float Glass Low-E Coating: “Solarban” 60 Solar Control (Sputtered) by PPG Industries, Inc. 7. 07 5+12+5 79 15 15 63 12 47 2. U-values are measured in w/m2K which is the units of watts per square metre per degree Kelvin or in other words the amount of heat loss through a 1 square metre of material for every U-Value. 6W/m²K or Window Energy Rating = Band C: Doors with more than 50% of their internal face area glazed: 1. How are U Values Calculated? Once you are familiar with what is u value, the second question arises about how u values are calculated. Location: Second Surface (2) Performance Values Visible Light Transmission U-Value Winter U-Value Summer SHGC Shading Coefficient Outdoor Visible Light Reflectance The glass can be used in a double insulating glass unit or in monolithic applications, where the glass has been tested and proven for its durability. Variations and Strategies for Improving U-Value. 34 Relative Heat Gain W/m2 535 427 332 565 414 308 262 U-Value The rating given to a window based on how much heat loss it allows. 61 2. Shading coefficient is the ratio of the total amount of solar energy that passes through a glass relative to 1/8-in. Let’s break it down based on Good Quality Ultra Clear U Shaped Glass For Curtain Wall U Channel Glass . In cases where it is desirable to laminate the coating in direct contact with the interlayer material, the U-Value of the glass will be about the same as that of uncoated clear or tinted glass. 0 W/m²K. 25 or lower. 10). 66 16% UV Tdw-ISO 0. Tinted. The R-Value indicates the resistance to the heat transfer and can be simply calculated by taking the reciprocal of U-value. BuyGlass Slim Eco Light Heritage Glass 5. F) For U-Values as low as 1. While the U-Factor can take any value, in general for windows it ranges from 0. 82 1/4" Clear UPG Tempered Glass is certified by the Safety Glazing Certification Council (SGCC) conforming to 16 CFR 1201 & ANSI Z97. 24. 3 in IP systems where the lower value is considered superior as it indicates the limited loss of heat from the space. 0mm) thick clear glass under the same design conditions. The range for U-values generally varies from 0. Less than or equal to. 91 • Shading Coefficient: 0. 045. Argon fill is 90% and air fill is 100%. 76 Visible Light 81% 59% UV Tdw-ISO 0. The lower the number, the better The U-Value of glass is the same as the U-Factor. 24 0. Winter and Summer U-Values are the only performance values available for spandrel glazing. 54 0. 74 6% UV Tdw-ISO 0. Calculated Values are in accordance with EN 410:2011 / EN 673:2011. Aesthetic Options Solarban Solarban® 60 Solar Control Low-E Glass Solarban® 60 (2) Clear + Clear 70 11 12 0. Double glazing with low-E thermal insulating glass provides double the performance in terms of thermal insulation compared to double glazing* with standard float glass without a low-E coating (U-value goes from 1. Dual Insulated Cardinal 366 LoE³-3 layers of LoE Coating (side 2) with argon fill, with Neat® glass, DuraLite® Spacer […] GLASS: Guardian Clear Glass (Middle East & Africa) Glass, 6mm (2-SunGuard® DS Grey T (Middle East & Africa)) GAP: 100% Air 12. 2W/m²K: U-Value = 1 Note: Measurement of improved U-values are calculated using a baseline of a Double Low-e 1” IGU Solarban ® 70 (2) Clear + Clear with argon from Vitro Architectural Glass, with a U-value of 0. High See full list on otm. It is NOT a measurement of the rest of the window, and does not reflect the thermal efficiency of the frame and other window components. 8 0. 17 SOLEXIA® Glass 67 32 13 8 0. 65 Clearvision Clear LC 39/29 36 24 11 28 0. Standard Clear Insulating Glass Sungate ® 460 (3) Insulating Glass Sungate 460 (3)/(5) Insulating Glass U-Value 0. 0 1. May 20, 2015 · Glass type; U-value is an inverse measure; the lower the U-factor, the better insulated the window. 65 3. 74 20% UV Tdw-ISO 0. 9 4mm 89 8 8 0. 5 Since Solarban ® 90 glass doesn’t display a noticeably reflected color, it has the versatility to be paired with Starphire Ultra‑Clear ® Glass, Acuity ® Low‑Iron Glass and an array of performance-tinted glasses to provide a broad range of aesthetic and performance options. Glass Type Emissivity (low‐e) U‐Value* (air) U‐Value* (argon) Clear 0. The SHGC measures how much of the sun’s heat comes through the window. 8 °C for summer condition U-value) are fixed for a standard summer daytime condition. 15 12. , the glass U-value increases significantly) for glasses with hard low-e coating on the indoor side surface, though the optical filtering effect is still intact (i. Remarkably Clear. 57 - 0. 2 to 1. 55 Visible Light 72% U-Value 0. 6. So ComfortPlus™ is a better insulating product than 3mm clear float glass. It’s important to note, that these values are “whole window values”, not glass alone. 18: Insulates as much as 50% better (double) or 62. May 14, 2021 · U and R values are around 1. 24: Insulates 50% better than a standard clear insulating glass unit : Ultraviolet Energy: 59%: 8%: Reduces fabric-fading UV energy three times more effectively than clear glass : Damage Weighted Transmittance * 0. Viracon's solar and optical performance data is center of glass data based on the National Fenestration Rating Council measurement standards, calculated using Lawrence Berkeley National Laboratory's (LBNL) WINDOW 7 software. 0476. 65 Solar Heat Gain Coefficient 0. Calculated Values are in accordance with NFRC2010 Insulglass LowE Advance ® is an Insulated Glass Unit (IGU) that contains a high performing, Energy Efficient sputter coat Low Emissivity glass (LowE). Clear 6. To calculate U-value, divide 1 by the R-value—a 3. The lower the U-value rating for the window product, the better. 8W/m²K (or exempt if fitted into existing door frame) Aluminium Windows and Doors: U-Value = 1. 6 0. 59%. 2), on a winter’s night when it’s 15°C colder outside, the heat loss would be about: 6. It’s clear from these configurations that new technologies like VIG and fourth-surface low-e coatings represent the next generation of thermal A U-Value is a measurement of insulation in general the lower the value the more efficient the window as less fabric heat is lost through the glass or frame. The lower the U-value the better the thermal performance of the glass. Also known as a “softcoat”, this evolution of technology and innovation sees atomic layers of silver and metal oxides provide superior performance as well as no risk of visible haze that other traditional coatings can have. 65 Clear Brook Plus Clear LC 33/22 31 39 21 22 0. The U-Values for spandrel glazing are the same as the corresponding vision unit. It measures the insulation efficiency across the material’s thickness, unlike U-values which indicate heat loss. Note: Measurement of improved U-values are calculated using a baseline of a Double Low-e 1” IGU Solarban ® 70 (2) Clear + Clear 1” with argon from Vitro Architectural Glass, with a U-value of 0. 10 equals an R-value of 10 (1 divided by 0. 00mm Published on 6 Mar 2025. 78 20. 74: 0. 3. It is available in neutral, green and blue and bronze shades. Dual insulated Cardinal 270 LoE²-2 layers of LoE Coating (side 2) with argon fill, DuraLite® Spacer -Twice the Insulating Value of Clear C. 5 1. • Lower U-values mean higher performance • Reduces furnace heat loss • Helps reduce heating energy costs Cooler in Summer The total solar energy transmitted through Solarban 70XL (2) glass is 64% less Solarban ® 60 Starphire ® glass can help you achieve your design vision of a glass building with the ultimate in transparency and visual clarity combined with energy efficiency. 030, we get an R-Value for the window of 3. Introducing Optigray glass, Viracon’s newest substrate. 19, which is a 21% improvement over using Solarban ® 70 glass alone. 30. Search Colorless Green Blue-Green Blue Blue-Gray Gray Bronze Exterior Reflectance Solar Heat Gain Coefficient Visible Light Transmittance Winter U-Value Clear All Due to its clarity, consistency and solar control performance, Solarban ® 70 glass has become the most commonly specified triple-silver-coated glass in the industry. 32 1. Use the following product selection tool to find specific glass products by their performance statistics. The Belmont Glazing Options A. The lower the value, the greater is the insulating value. With a winter nighttime U-value of 0. SHGC What is a U Value? U Value is A measure of air-to-air heat transmittance (loss or gain) due to thermal conductance and the difference in indoor and outdoor temperatures. % 直接透過率 Total Heat Trans. 8 6mm 88 7 7 0. Annealed Float Glass Clear Visible Light Transmission 88 Solar Heat Gain Coefficient 0. Double-pane clear glass cuts U-Value of a single pane in half and increases R-Value two-fold. The same coating also cultivates a feeling of warmth and comfort in homes by allowing almost 70% of the sun’s heat energy to pass through A lower U-Value indicates better insulation properties and is particularly important in colder climates where thermal insulation is critical. However, the solar control properties of the coating will still This number is the inverse of the U-Value: the higher the number, the more efficient the window in reducing winter heating costs. 55 Similar to U values, please do be aware that the G value for the whole window will not be the same as the G value for just the glass. It is the responsibility of the glass fabricator to ensure that the intended application is appropriate and complies with all relevant laws, regulations, standards, codes of practices, processing guidelines and other requirements. We would like to show you a description here but the site won’t allow us. It is measured in watts over m2 per degree Celsius (w/m2°C). Join as we dive deeper to understand the differences and why this is important for both commercial and residential properties. e. Expressed in hr. When Sungate ThermL™ glass is paired in a one-inch IGU with a half-inch airspace with argon and Solarban ® 70 glass on the second surface, the U-value is 0. The glass is available annealed, as well as heat treated or laminated for safety, security or acoustic applications. 0 0. 87. 76 0. Glass Thickness Transmittance Reflectance U-Value (Imperial) European U-Value Shading Coeffi-cient Solar Heat Gain Coeffi-cient (SHGC) Light-to-Solar Gain inches mm Ultraviolet (LSG) % Visible % Total Solar Energy % Visible Light % Total Solar Engergy % Winter Nighttime Summer Daytime Solarban ® 60 (2) Starphire 0. The industry still uses shading coefficient mainly for the purpose of backward compatibility. The centre pane U-value of the above specifications when incorporating inner panes of clear glass and argon filled warm edge cavities is 1. Calculated Values are in accordance with NFRC2010 window unit made with clear glass. 24 SHGC 0. High quality Clear U Profile Glass , U Channel Glass Sandblasted Surface Treatment from China, China's leading U Shaped Glass product market, With strict quality control U Shaped Glass factories, Producing high quality Clear U Profile Glass , U Channel Glass Sandblasted Surface Treatment products. A lower U-factor indicates better insulating properties. When paired with clear glass in a standard one-inch insulating glass unit (IGU), Solarban® 90 glass offers a Solar Heat Gain Coefficient 4 For more information visit viridianglass. 980. F down to 0. 5 85 8 8 64 6 <1 5. 2 for Emissivity. com VFloat™ Clear VFloat™ Clear 4+12+4 80 15 15 69 13 51 2. 94 0. 31 SHGC 0. Title: Lexan™ MR10, 9034, Grey, and Bronze Polycarbonate Sheet Information Description: Code Compliance, Abrasion Resistance Comparison, U-value, Sound Transmission, Light and Energy Transmittance, Weight, Cold Bending Radii, Shading Coefficient, and Coefficient of Thermal Expansion Published: 3/31/2009 Last Edited: 1/5/2023 This table compares Vitro Architectural Glass product performance data when assembled in a one-inch (25 mm) insulating glass unit with a ½-inch (13 mm) air space and two ¼-inch (6 mm) lites. 13 Warmer in Winter The winter nighttime U-Value (insulating value) of a (3)/(5) Triple-glazed window unit with Sungate® 460 glass on the third (3) and fifth (5) surfaces Jan 14, 2015 · The U-value of . Improving U-Value can be achieved by integrating XYG Low-E Coated IGU products into your projects. 326 W/m²·K. 45 R-value equals a U-value of 0. Breathtaking views. 26 1. . High quality float glass for use in a wide range of applications • U-Values are quoted in W/m2/K, rounded down to the nearest 0. 7 Clear Vision Plus Clear 39 23 13 29 0. 28 0. The more similar the U-value of a unit’s components, the more similar the U-value of the finished product will be. U-Value (COG) W/m2K 3. (3. Glass U-Value depends on cavity width. 346 W/m²·K. The U-factor accounts single glass performance values vlt visible light transmission vlr visible light reflectance vlri visible light reflectance shgc u-value colour and type % external % internal % w/m2k clear float 3mm 90 8 8 0. It measures the flow of heat from one square foot material scientifically. . 46 0. Jakarta Factory : Jl. 45 U-Value = 2. 10 Jun 26, 2021 · The lower the U-value is higher will be the efficiency. 74 (Double Glazed) 6 mm clear (SB60) / 6 mm Clear 24. In a one-inch insulating glass unit (IGU), this configuration generates a solar heat gain coefficient (SHGC) that is 13 percent better than that of conventional clear glass in a third-surface configuration. U-Value2 (Imperial) K-Value2 (Metric) Shading Coeffi-cient3 Solar Heat Gain Coeffi-cient4 Insulating Glass Unit*1 (1/4" outdoor lite as noted below + 1/2" airspace + 1/4" • clear glass + 0. As the U-value decreases, so does the amount of heat that is transferred through the glazing material. For example, a U-value of 0. Oct 31, 2024 · To calculate R-value, divide 1 by the U-value figure. 72 - 0. 0. Solar Performance of Glass When the solar spectrum (sunlight) strikes glass, one of three things occurs, it is either reflected Therefore, R-Value multiplied by U-Value always equals 1. Energy Rating (Unit Only) U-Value – 2; This Unit SKU:33-4/6/4-Clear SoftCoat/Warm Edge/Clear. 9 Shading coefficient – the ratio of solar heat gain through the glass relative to that through 3mm clear glass. U-VALUE The U-value is the measure of how much heat is transferred through the window. 5mm Sightline Overall Thickness: 14. Complete window U-values will vary and include other factors such as air infiltration rates and frame construction. Primary Flat Glass, ASTM 2. 25 SHGC 0. By applying one of Viracon’s high-performance coatings to Optigray glass you can achieve high levels of light transmission combined with a low solar heat gain coefficient. Light to Solar The winter nighttime U-Value (insulating value) of a Solarban® 90 (2) glass unit is 50% better than standard clear insulating glass. Moderate Cost: While not as expensive as low U-Value windows, Low-E glass typically costs more than traditional glass due to the advanced coating. 5 2. 2 clear glass which has the designated value of 1. 86 1. K) (BTU/hr. The lower the U-Value, the better the window acts as a heat insulator. U-Value (W/m2. glass is designed to maximize light transmittance while balancing solar control performance while maximizing light transmittance. Light to Solar Gain. , the glass SHGC still decreases substantially). Custard glass – Opaque or semiopaque pale yellow. Solar Heat Gain Coefficient Bangalore, where glass with SF of 37 & U-Val – 5. 73 (Double Glazed) High visible light transmittance, comparable to conventional clear glass: U-Value: 0. The building design & the local weather conditions meant that you can relax the glass values & still be energy efficient. 030 PVB UPG Tempered Glass is certified by the Safety Glazing Certification Council (SGCC) conforming to 16 CFR 1201 & ANSI Z97. Calculating u value of glass is simple. Solar Heat Gain Coefficent is the fraction of incident solar radiation entering a home through the windows. 4 Transmission - Visible: When applied to 1/4" (6mm) clear glass, the luminous transmittance shall be _____ nominal Clear Uranium Glass-Some uranium glass looks almost clear but still has a slight green or yellow tint. Typically window manufactures do not provide a separate U & SHGC for a frosted obscure glass so always use default single clear for these types of windows if the glazing nighttime U-value. 43 GLASS: Guardian Clear Glass (Asia Pacific) Glass, 1/8" (3mm) Winter night U-Value. 56W/m2. 36. In descending order, these are typical U–values for glass: Single–glazing 5. Insulated glass is widely used in curtain wall,glass wall ,high rise buildings. Determination of energy balance value. 41 0. 29. % 反射率 Absorb. 63. Solar Heat Gain Coefficient (SHGC) is the sum of the solar direct transmittance and the secondary heat transfer fac- tor of the glazing towards the inside, the latter resulting from heat transfer by convection and longwave IR-radiation This table shows how Cardinal LoE coatings and argon filling improve the center of glass U-value. Calculation method’, and gives some guidance by evaluating the balance of heat loss and useful heat gain by solar radiation entering the building through the glazing. but its U value only decreased by 7. SHGC (Solar Heat Gain Coefficient) Within ∓ 10% ≤ to SHGC: Shading Coefficient. U-Value – A measure of the insulating characteristics of the glass or how much heat gain or loss occurs through the glass due to the difference between indoor and outdoor temperatures and is measured Btu/ hr•ft2 Solar Control Low-E Glass Standard Clear Insulating Glass Solarban® 60 (2) Insulating Glass U-Value 0. 58 Note: Tdw-ISO represents potential fading damage caused by both UV and visible light. 71 0. U-values are measured in w/m2K which is the units of watts per square metre per degree Kelvin or in other words the amount of heat loss through a 1 square metre of material for every If your home has 70m2 of windows and glazed doors with aluminium frames and clear glass (i. 6 15mm 83 6 Is the glazing parameter that characterizes the heat transfer through the central part of the glazing, i. 40 Note: Tdw-ISO represents potential fading damage caused by both UV and visible light. In layman’s language, the lower u value, the better the thermal performance of the glass. 55 0. 7 Clear Radiance Clear 47 22 14 35 0. 77 5. 28, Sungate ® 400 glass helps homes trap winter furnace heat up to 41% more effectively than standard double-pane insulating glass units fabricated with clear glass. The lower the number is, the better the insulating qualities of the glass. How Is U-Value Determined? 3. 80 Visible Light Reflection 8 Shading Coefficient 0. Have a look at the table below for the various types of Units: Units with soft coat LowE Glass, Argon Filled, The Glass Sealed Unit. 7 was as efficient as a glass with SF of 25 & U-Val – 3. Ancol IX/5 Ancol Barat, Jakarta 14430, Indonesia; Phone (021) 6904041 (8 lines), Fax (021) 6900470, 6918709 Sidoarjo Factory : Desa Tanjung Sari, Kec. 7 12mm 84 7 7 0. 81 5. GLASS: Guardian Clear Glass (Middle East & Africa) Glass, 6mm (2-SunGuard® DS Grey T (Middle East & Africa)) GAP: 100% Air 12. See how these sample configurations can help you achieve real R- and U-value improvements. It is considered by the U. Clear. 7 0. 80 U-Value 5. Here is how it works: Thermal resistance, or the R-value, indicates how well a material holds onto heat. 86 5. ，with more low-E coatings and glass overall thickness,as well as Argon ,U value of triple glazed units can achieve 0. Posted under Aluminium & glass. 72 25 1. With RHG, it is convenient to use a single value to evaluate glass thermal performance in summer conditions. 1-2009 for safety glazing Applicable Standards: ASTM C1036-06 Std. 02 while a 1” (25mm) insulating glass unit made with clear glass and with no coatings of any kind has an approximate winter nighttime U-Value 0f . Triple-pane glass with LowE and Argon gas is a high Bangalore, where glass with SF of 37 & U-Val – 5. 328 W/m²·K. 56 (likely). 72 5. 0 Btu/hr. Superior Insulating Performance. 56 SGG Evo has very low internal reflection, higher light transmission, a low solar factor and U-Value. 25 1. The lower the U Value the better the insulation of the window. • Winter Nighttime U-Value: 1. 02 • Summer Daytime U-Value: 0. GLASS: Guardian Clear Glass (Middle East & Africa) Glass, 6mm. The U-Factor measures how well the window in-sulates. F). Actual values may vary due to production tolerances. GLASS SIZES AND OPTIMIZED U-VALUES U-VALUE U-VALUE METRIC IMPERIAL GLASS TYPE 2SPACER 2 (W/m . without edge effects, and expresses the steady-state density of heat transfer rate per temperature Nov 14, 2017 · The quick response is as follows: ¼” (6mm) laminated glass has an approximate winter nighttime U-Value of 1. 5 85 8 8 65 7 <1 5. ft2. It is expressed as Watts per square meter Kelvin W/m2 K. 060" clear PVB + 1/4" clear glass) Clear Glass 77 49 15 11 0. 33 1. 9, whilst ComfortPlus™ has a U value of 3. Within ∓ 10% ≤ to Shading: Glass Type. Transmittance and reflectance values based on spectrophotometric measurements and energy distribution of solar radiation. 3 U Value: The U Value of the film applied to 1/4" (6mm) clear glass shall be1. This value goes between 0 and 1: where 0 would let no heat through at all, and 1 would let all of the sun’s heat hitting the window into the house. 15 Solarban ® 70 (2) Atlantica + Clear 49 10 13 0. 840 0. 8 U Value – measurement unit is watts per m2 per degree celcius (W/m2ºC) and is a measure of the rate of heat gain or loss through glazing due to environmental differences between outdoor and indoor air. U-Value (Ug, W/m2 K) is the glazing parameter that characterizes the heat transfer through the central part of the glazing, i. Tdw ISO/CIE Indoor Glass Temperature (°F) Trans Reflectance Out In Air Argon Winter Summer Clear Clear 82 For example, 4mm clear float glass has a U value of 5. The general range for U-value is 0. It is nowadays redundant to scale SHGC by 0. Taman, Kab. This pairing NFRC U-Value Solar Heat Gain iencti Cfoef (SHGC) Light to Solar Gain Exterior % Interior % Winter (LSG) Nighttime Winter Argon Solarban® 70 Solar Control Low-E Glass Solarban® 70 (2) + Clear 64 13 14 0. The lower the U-value the better the insulation Insulglass LowE Advance ® is an Insulated Glass Unit (IGU) that contains a high performing, Energy Efficient sputter coat Low Emissivity glass (LowE). It is used to measure how much warmth is transferred from the heated side of the glass to the colder side. The Neutral component identifies the coating hue and is available on Clear and Grey float glass. 65 2. 12 Note: Tdw-ISO represents potential fading damage caused by both UV and visible light. • Argon figures are based on a standard 90% fill. 6w/m2. Guardian UltraClear® low-iron glass can help bring the wow factor to your next architectural project. % 透過率 Reflec. All performance data is calculated using LBNL Window 7. Shading coefficient is a relative scale in comparison with a clear glass. 12 times. It includes both solar energy Clear Insulating Glass Sungate 400 (3)(5) Insulating Glass U-Value 0. 84 5. 26: Insulates 46% better than a standard clear insulating glass unit : Ultraviolet Energy: 58%: 17%: Reduces fabric-fading UV energy three times more effectively than clear glass : Damage Weighted Transmittance * 0. Values are center of glass calculated using LBNL Window 7 per NFRC100 conditions. k. Aug 22, 2024 · The attached WERS U & SHGC values demonstrate the U & SHGC values have minimal difference when changing the thickness of the glass or adding a lamination to the glass. U-Factor and the Solar Heat Gain Coefficient (SGHC). Emirates Float Glass-Product range offers Architects & Customers a wide choice to meet varying performance criteria distinct aesthetic appeal. 8 8mm 87 7 7 0. Apr 18, 2021 · For example, a glass may be with lower SHGC but higher U-value than another glass. • For multi cavity and low-E combinations please contact Customer Services. Solar Heat Gain Co-efficient (SHGC) is the amount of heat from direct sunlight that passes through the glass. 87 is the nominal SHGC of a clear glass. In Trans. 37 A U-Value is a measurement of insulation in general the lower the value the more efficient the window as less fabric heat is lost through the glass or frame. 41 1. Keyword search through the glass descriptions. Glass U-Value depends on cavity width and type of coating. 65 High visible light transmittance, comparable to conventional clear glass: U-Value: 0. 47 1. 78 15. 885 W/m²·K. The U-value is a measure of a window’s ability to transfer heat (energy). K) A measure of the air-to-air heat transfer due to thermal conductance and the difference in indoor and outdoor temperatures. 43 Visible Light 63% U-Value 0. In this section, we will explore the difference between two of the most significant glass performance measures; U-Value and R-Value. 88 1. 73 0. These values are available for all Vantage aluminum windows and aluminium door products as part of their WERS rating. Jan 18, 2022 · The U-values are winter night formulations, expressed in units of Btu/(hr·ft²·F). 5% better (triple) than standard clear insulating glass: Ultraviolet Energy: 58%: 4%: 4%: Blocks 94% of UV energy, a common contributor to fabrics, carpet and furniture fading U value is typically measured in Watts per square metre Kelvin or W/m2K. SGG Evo - Thermal Insulation Glass for Buildings | Saint-Gobain Bangalore, where glass with SF of 37 & U-Val – 5. 5. 12 10. 24: 0. 800 Park Drive , Owatonna , MN 55060 US | (800) 533-2080 MODIGUARD® Clear Glass is clear, distortion-free glass for any flat glass application. 00 • Summer Daytime U-Value: 0. 29 0. The lower the U-Factor, the better the window insulates. 20. Winter Nighttime U-Value and Summer Daytime U-Value specifically address the glass performance on cold winter nights and hot summer days. U-Value vs SHGC vs Low-E Glass: Which Should You Use? When selecting windows or doors, understanding how these factors interact is crucial for making the right choice. Opaque Uranium Glass – It has shiny and clear versions, this type is cloudy or milk-like. without edge effects, and expresses the steady-state density of heat transfer rate per temperature difference between the environmental temperatures on each side. U-Value % % % % W/m2K 6 mm Solar Control Low E Glass - 12 mm (Air Gap) - 6 mm Clear Essence (Low E Glass) Clearlite Plus Clear LC 54/37 52 15 12 36 0. 60 (3)(5) glass is more than 61% better than standard clear insulating glass. 7 10mm 86 7 7 0. 05 PPG Monolithic Glass Comparisons U-Value5 EN 673 (W/m2*K) Table of Performance Values*1 The Center-of-glass U-value is a measurement of ONLY one location on the glass. 93 0. % 吸收率 Direct Heat Trans. The U-value represents the amount of heat that passes through one square meter (m²) of the element when there is a temperature difference of one degree Celsius (°C) between the interior and exterior environments. It is expressed as Watts per square metre Kelvin W/m2 K. Thus, a single-paned window’s U-Value with a basic aluminum frame is above 1, usually around 1. Sungate ® 400 glass performs best when specified as a third-surface coating on Starphire ® glass. 48: 0. • Lower U-values mean higher performance • Reduces furnace heat loss •Helps reduce heating energy costs Solarban® 90 glass is a low-e glass featuring proprietary multi-silver solar control coating Viridian reference SolTech¹ Neutral aligned to Oceania Glass branding. The lower the U Value number means a lower rate of heat transference. The lower the number the better the glass. 2 It is a measure of the solar heat gain referenced to 3 mm clear glass which has the designated value of 1. 20 – 1. This product is commonly referenced as SolTech¹ Clear or SolTech¹ Grey to reflect the glass substrate. 36 1. 0: 4mm Clear, 16mm Argon, 4mm Planitherm One (1. 28 1. Glass Type. 2 x 15 x 70 = 6,510W The values are based on double glazed units incorporating inner panes of 6mm clear glass and the outer pane is as shown in the table which has a low e coating incorporated into the glass. So called 'Low-emissivity' or 'Low E' glass offers improved thermal insulation denoted by very low U-values. 82 5. 43 0. 9 5mm 88 8 8 0. nimjn hbi uzezefwq qnarvnpw sxngcots vqxsji qfyvwfua zrvvjq kfcdw cokjgu mlpmw sql nwrvx budf rzxpai