Grey and bronze performance tinted glass from vitro. Texas home featuring solarban 60 glass by vitro glass wins. Effectively reduce secondary infrared radiation from passing through. Both offer performance enhancing benefits for year round comfort and savings. The shgc is also affected by shading from the frame as well as the ratio of glazing and frame. Solarban 60 solar control glass by vitro architectural glass was engineered to control solar heat gain, which is essential to minimizing cooling costs. Accounting for up to 80% of a windows realestate, glass can make or break the overall performance of your system. A lower sc or shgc means less solar energy is transmitted through the. Ppg glass technology glass glass distributors, inc. Shading coefficient is the ratio of the total amount of solar energy that passes through a glass relative to 18 3. Shgc solar heat gain coefficient and sc shading coefficient.
Mar 09, 2020 combined with clear glass in a standard oneinch insulating glass unit igu, solarban 60 glass offers visible light transmittance vlt of 70 percent and a solar heat gain coefficient shgc of 0. A window covering that reduces heat by 75% has a shading coefficient of 0. The shading coefficient is the ratio of solar energy that passes through a piece of glass relative to piece of 18 clear glass which has a shading coefficient of 1. Performance data although the winter ufactors are not. Throughout its history, beginning as a glass manufacturer in 1883, and now as a globally diverse coatings and specialty products provider, ppg has blazed a trail of leadership and innovation. Jul 17, 2017 shgc replaces a measurement called shading coefficient sc. Frequently asked questions vitro residential glass. With an excellent solar heat gain coefficient shgc of 0.
Vitro architectural glass prudential center location. Solar heat gain is influenced by the glazing type, the number of panes, and any glass coatings. The shgc is the fraction of incident solar radiation admitted through a window, both directly transmitted and absorbed and subsequently released inward. The lower the window shading coefficient, the less solar heat it transmits and the greater shading ability it has. The solar heat gain coefficient is expressed as a dimensionless number from 0 to 1. Reduces heating and cooling costs for both cold and warm climates compared to other glazing. The same configuration produces vlt of 51 percent and an exceptional lighttosolargain lsg ratio of 2. Learn about lowe glass and how it works in the vitro glass education center.
When air conditioning is generally not of concern, a higher shgc in the range of 0. Solarban 60 solar control sputtered by ppg industries, inc. Shading coefficient a measure of the ability of a window or skylight to transmit solar heat, relative to that ability for 3 mm 18inch clear, doublestrength, single glass. Its shading coefficient is among the lowest of any uncoated glass.
Like solarban starphire glass, solarban acuity glass delivers a distinctive, highly transparent lowiron aesthetic. The shgc is expressed as a dimensionless number from 0 to 1. Honeycomb cellular shades honeycomb shades offer the highest shading coefficient among window coverings and are the best energy efficient blinds. A global alliance with ppg to provide solarban glass for your.
Daylight transmittance is 8 percent, making it ideal for glare control and privacy glazing. Solarban 80 optiblue glass, ppg two coating options give a light, steelbluegreen color with a 34 percent visible light transmittance vlt and a lighttosolargain lsg ratio of 1. The window with solarban 60 2 glass transmits almost 90% as. The most effective way to reduce summer heat gain through windows and glass doors is to block the sunlight before it hits the glass, with some type of exterior shading.
Shading coefficient sc is a measure of thermal performance of a glass unit panel or window in a building. Solar heat gain coefficient shgc represents the solar heat gain through the glass relative to the incident solar radiation. Solarban 80 optiblue glass from ppg architect magazine. The uvalue, or insulating performance, is of lesser importance. The shading coefficient for window shades is expressed as a number between 0 and 1. Second surface 2 performance values visible light transmission uvalue winter uvalue summer shgc shading coefficient outdoor visible light reflectance 50% 0. The winter night time uvalue insulating value of solarban 60 2 glass is almost 50% better than standard clear. Typical shgc values for the whole window unit and center of glass are shown in figure 210. Azuria glass provides buildings with a desirable low shading coefficient and high visible light transmittance, a unique combination unmatched by any other commercial glass product. Effectively reduce solar heat radiation into interior of building, providing good solar heat insulation with a shading coefficient sc less than 0. The window shading coefficient of window blinds or shades is directly proportional to the solar heat of the shade it transmits.
Specifically, the shading coefficient is the ratio between the solar heat gain for a particular type of glass and that of doublestrength clear glass. Texas home featuring solarban 60 glass by vitro glass wins two design awards. Solarban 90 glass meets requirements of the cradle to cradle certified program at the bronze level. The solar heat gain coefficient shgc is the percent of solar energy incident on the glass that is transferred indoors both directly and indirectly through the glass. This produces an exceptional light to solar gain lsg ratio of 1. Isolock lanced and debridged thermal break option with trifab vg 451t framing. Passive and solar control lowe coatings can help achieve critical solar and thermal performance objectives. Shading coefficient a measure of the ability of a window or skylight to transmit solar heat, relative to that ability for 3 mm 18inch clear, double. Light to solar gain ratio lsg is a desirably high 1. The total solar energy transmitted through solarban 60 2 glass is almost 50% less than that transmitted by standard clear insulating glass. Solar carving, solarban 60 glass create dimension, energy.
Solstice on the park, designed by studio gang, a chicagobased architecture and urban design practice, was tracked to maximize daylighting and passive solar warming in the winter, and to increase solar shading and reduce heat gain during the summer. Technical information what you need to know tobuild with light. Vro architectural glass product ata sheet photo credit. To learn more about solarban 90 glass or ppgs entire family of solarban solar control, lowemissivity lowe glasses, visit. Mundelein hs solarban 60 clear glass, solarban 70xl.
A lower shading coefficient indicates lower solar heat gain. Thats about equal to the performance of a bronze solarcool reflective i. How to convert from shgc to shading coefficients hunker. With a relatively low heat gain or heat loss value u value. This brochure provides technical information including performance capabilities and glazing guidelines for all types of sunguard advanced architectural glass from guardian. Solar control lowe glass for warmer climates by vitro. The simplest and most effective way to prevent this is to keep the sun out with some type of window shading. It will keep interiors cool and reduce cooling energy costs. Commercial aluminum center glazed thermal framing systems. Visible light transmittance vlt with solarban 60 on third surface is an outstanding 52%. Shading coefficient is being phased out in favor of the solar heat gain coefficient shgc, and is approximately equal to the shgc multiplied by 1. With a very good solar heat gain coefficient shgc of 0.
It includes both solar energy transmitted directly plus any absorbed solar energy reradiated and convected. Solar heat gain coefficient shgc with solarban 60 on third surface. Mar 06, 2020 both effects are enhanced through the use of solarban 60 glass. In a standard oneinch insulating glass unit, solarban 60 glass offers an exterior appearance similar to clear, uncoated glass. It is the ratio of solar gain due to direct sunlight passing through a glass unit to the solar energy which passes through 3mm clear float glass. Solarban 67 glass is the newest addition to the solarban. Solarban 90 glass among architectural record best ppg. Ppg debuts solarban 90 solar control, low emissivi ppg. If air conditioning is sometimes used and cooling is a concern, windows and skylights with an shgc of less than 0. Shading coefficient sc and solar heat gain coefficient shgc measure the amount of solar energy transmitted by the glass. It also contains instructions for the proper handling, maintenance and cleaning of the glass before, during and after building construction.
A 1 insulating glass unit with solarban 60 solar control lowe glass allows only about 14% of the uv that. Cardinal does not recommend the use of loe coatings on tinted substrates. Sep 14, 2015 combined with clear glass in a standard 1inch insulating glass unit igu, solarban 90 glass has a solar heat gain coefficient shgc of 0. The direct gain portion is the solar energy transmittance, while the indirect is the fraction of solar energy. Sghc shading coefficient nfrc winter en 673 lsg solarban 70xl on clear glass triplesilver 64% 12% 0. Therefore, glass products should have a low solar heat gain coefficient or low shading coefficient. When the seasons turn cold, the high insulating value of solarban 60 helps reduce furnace heat loss through windows by up to 50%. Shading coefficients at outdoor temperature of 89f 32c, outdoor air velocity of 7. Ppg azuria is a spectrally selective tinted glass like no other architectural glass product available today, from its aquamarine appearance to its unsurpassed performance. All tabulated data are based on the national fenestration rating council nfrc methodology, using the lawrence berkeley national laboratorys window. The benefits of low e glass windows durabuilt windows. A global alliance with ppg to provide solarban glass for. Actual glass performance may differ due to glass thickness, gas fill and glass to frame ratio. Solar heat gain coefficient represents the solar gain through the glass relative to the incident solar radiation.
Solarban 60 glass meets homeowner demands with a proven ability to deliver value and performance by allowing more daylight in, making living spaces more inviting and energy efficient the advanced lowe coating of solarban 60 glass transmits more than 70% of the suns available light into a home while blocking 79% of the suns damaging uv energy and other contributors to fadingin. What is the perfect window shading coefficient zebrablinds. Lower visible light reflectance indoor and outdoor than clear glass g. The short wavelength shading coefficient swsc is the direct solar heat transmittance divided by 0. Solar heat transfer through windows occurs primarily in the glass area by the process of transmittance. Vitro architectural glass vitro architectural glass. Exterior shading can block up to 95% of the suns heat. Measured against windows assembled with ordinary clear glass, solarban 60 glass lessens solar heat gain by more than half. Find affordable clarity in the solarban acuity lowe glass series.
The relationship between the two ratings systems is straightforward, and the coefficients can be converted with a simple formula. You will get lower shgc solar heat gain coefficient numbers. Energy star compliant windows, doors and skylights. Standard clear insulating glass solarban 60 2 insulating glass uvalue 0. You may find references to shading coefficient in the ratings of older windows or in older reference materials. The relationship between the two ratings systems is straightforward, and the coefficients can. Low e glass, solarban 60 glass, building glass manufacturer supplier in china, offering hot sell efficient architectural low e glass, 12mm tempered glass greenhouse glass, pdlc smart tint, switchable smart film, smart magic glass film and so on. Like other highperformance ppg architectural glasses, solarban60 glass is available through more than 60.
China hot sell efficient architectural low e glass china. The shading coefficient sc is a measure of the heat gain through glass from solar radiation. Of all the options and accessories to consider for your windows, the most important is really the most obvious, the glass. Durabuilt offers two high performance low e glass solutions, sungate 400 and solarban 60 with argon. The glass combines the neutral color, muted reflectivity and high visible light transmittance vlt of clear glass with exceptional solar control, enabling it to harmonize well with other building materials and to be paired in insulating glass units igus with clear glass. Solar heat gain coefficient represents the solar gain through the glass relative to the incident solar. Solar heat gain coefficient shgc efficient windows. Sungate 400 glass is a highly transparent, passive lowe glass designed specifically for use in heatingdominated climates.
Lower shading coefficient values indicate better performance in reducing solar heat gain. When combined with a tinted outboard lite, the solar control properties can be further enhanced. Trusted by architects for more than a decade, solarban. Solar heat gain coefficient shgc measures how well a window blocks or shades the heat from sunlight. A high coefficient signifies high heat gain, while a low coefficient means low heat gain.