Vitro glass stc ratings. Estimated STC Rating.
Vitro glass stc ratings. Vitro Architectural Glass is the first U.
- Vitro glass stc ratings 876. Metal stud walls perform better than wood stud walls. Actual performance and results can vary depending on the circumstances. Glass Design Guidelines: In addition to aesthetics and energy-related performance characteristics of glass products, it is critical that attention be The values given are centre of glass values. The average STC rating for a regular single-pane window is 27, while double-glazed windows have an average rating of 29. Created Date: 5/24/2021 11:18:55 AM LandGlass and VIG Technologies are joining forces with Vitro Architectural Glass on the manufacture, marketing and supply of LandVac tVIG, a tempered Skip to main content Skip to main STC ratings up to 39dB, and remaining condensation-free down to -50C. For glass comparison and The STC rating is important when you are trying to reduce the amount of sound entering or leaving a room. Data is based on testing ~36" x 84" glass to ASTM E413-87 in an acoustical wall. Location 6601 NE 112th Court Vancouver, WA 98662. 5 by 3. 4 %Çì ¢ 7 0 obj > stream xœÝ}Ë’fÇqÞ¾Ÿâ_v+4ÍS÷SKŠ e*(2 €a;(-† ÁEìž!f € ý ~ ï¼²Ãoèü¾/«N ¾€—°7–BÂdv]²ª²ò^çÿæ²Ý†xÙð¿ã w W?ù¤_¾üpõÍÕv©uÛ. STC: OITC: Rw: 1/4″ Lam. Contact Us. 76 Visible Light 81% 59% UV Tdw-ISO 0. Learn why STC ratings matter for soundproofing. https://www. ArchResource@vitro. Cardinal Glass Performance & Comparison. Most residential applications benefit from STC ratings between 30 and 40, depending on external noise levels. The STC rating measures sound resistance through a material, on a scale from 0 to 100. 43 Visible Light 63% U-Value 0. Overview. com TM. Vitro Clear glass USA (IGDB) Thickness = 1/4" (6mm) #1 -----#2 Vitro Solarban® 60 (IGDB) GLASS 1 GAP 1 10% Air, 90% Argon, 1/2" (12. How does STC glass compare to standard glass? Standard glass has an STC rating around 26, while specialized STC glass like that in the 1500 Vinyl Collection can reach ratings up to 35, providing nearly double the noise reduction. The attached STC and OITC data is for glass only and that the final STC rating of the window assembly could vary because of the Insulating Glass Units – IGCC® Certified •Vitro • STC and OITC Ratings • LEED Documentation Customer Service 800. A glass type’s STC rating measures how effectively glass will provide sound insulation. 3 metres up to 1. 25 SHGC 0. As one of the first luxury high-rises on Las Vegas Boulevard, Sky Las Vegas is distinguished by Vistacool ® Azuria ® glass, delivering visible light transmittance (VLT) of 47 percent with an exceptional solar heat gain coefficient (SHGC) of 0. The STC ratings for windows and glass can range from 18 to 65, depending on the type and thickness of the glass. 31 SHGC 0. Sorry we don’t have an answer at the ready. an STC 50 (45 if field tested). Vitro Architectural Glass (formerly PPG Glass) announced that it has added three updated videos to its newly rebranded Vitro Glass Education Center. The LandVac tVIG is suitable for constructions that can experience delta T exposures up January 2020 Vitro® Architectural Glass (PPG) AGC Glass Guardian® Glass Cardinal® Glass Viracon® Saint‐Gobain NSG (Pilkington) Sungate® 400 ENERGY Select® 73 Plus SunGuard® Neutral 78/65 LoE‐180™ VE1‐85 Planitherm HNII Energy Advantage™ information or to obtain samples of any Vitro Glass product, call 1-855-VTRO-GLS (887-6457) or visit vitroglazings. SOLARBAN® 60 Solar Control Low-E Glass Standard Clear Insulating Glass Solarban® 60 (2) Insulating Glass U-Value 0. Monolithic glass Formula: R=13. vitroglazings. Home; Login; Register; BROWSE PRODUCTS. 24 0. 24 SHGC 0. For more information. Solarban ® 90 glass was previously available on clear STC Ratings for Windows and Glass. 3 5/8" metal studs, 5/8" gyp (2 layers total), Batt insulation. To obtain samples of any Vitro Glass product, call 1-855-VTRO-GLS (887-6457) or visit samples. 0 metres. ©2024 Vitro Architectural Glass. A rating of 0 on glass means that all sounds will be Announcement: JUPITER, FL, July 20, 2021 – LandGlass, Luoyang China, and VIG Technologies, Jupiter Florida, announced that it has reached an agreement with Vitro Architectural Glass (formerly PPG Glass) for exclusive rights to manufacture, market, and supply LandVac tVIG, Tempered Vacuum Insulating Glass units in North America. 24 mm) 1/8" 0. NOISE CONTROL HELP LINE: 1-800-854-2948 M - F 8A. 74 20% UV Tdw-ISO 0. Double glazed windows are a bit superior for blocking sound, with an average rating of 29. 7mm) (STC) is a single-number quantity which characterizes the airborne sound insulation of All low-e glass products by Vitro Glass offer center-of-glass performance that meets these thresholds. Vitro Architectural Glass offers several bird-friendly solutions that prioritize aesthetics, thermal performance and environmental responsibility. Some of the more commonly researched technical resources for glass are highlighted here. For glass OA Glass 1 Glass 2 Acoustical Ratings - Tuscany I V400 updated 09. For windows, STC ratings range from 18 to 38. Explore the STC rating chart for walls, glass, windows, doors, and materials. The substrate and insulating unit construction consists of Starphire® Ultra-Clear glass or Acuity™ Low-Iron glass. DOWNLOADS. 74 4% UV Tdw-ISO 0. 3 5/8" metal studs, 5/8" gyp (2 layers total), No insulation. com Architectural Metal 855. A VacuMax™ VIG unit comprises two lites of 4 millimetre glass separated by a non-leaded proprietary metal edge seal and a vacuum space. The exceptionally clear aesthetic makes it the ideal choice for both One Inch Insulating Glass Unit Comparisons with PPG Architectural Glass www. 68 Visible Light 74% 48% UV Tdw-ISO 0. How STC Ratings are Determined. Vitro Glass Technology Center 400 Guys Run Road Cheswick, PA 15024 Tel: (855) 887-6457 Fax: (412) 826-2299. 43 All tabulated data are based on the National Fenestration Rating Council (NFRC) methodology Based on our latest certified flat glass EPD, all Vitro Architectural Glass products meet the top 20% lowest embodied carbon category based on standards set by the Inflation Reduction Act of 2022 and the U. Actual performance in real-lif. Download CAD, Specs, 3D, BIM and green product information. Combining new materials with advanced coating technology and refinements, Solarban ® 90 glass is engineered to outperform even Solarban The VIG units will be available with Solarban60 solar control, low-E coatings by Vitro Glass. Vitro customers s our products to manufacture Energ Star compliant windows, doors and skylights. Solarban 70XL glass is Cradle to Cradle Certified™. If thicker glass material is used, the rating can go up to 35. Related Products. Outdoor-Indoor Transmission Class (OITC) – applicable to exterior Discusses the acoustical properties of glass, methods of rating, such as STC and OITC, applicable standards and the relationship between glass and other glazing components in After you select the glazing, then you need to determine the STC or OITC rating that the entire system needs to deliver – not just the glass. Find a rep/distributor. float glass manufacturer to have its products recognized by the Cradle to Cradle Certified™ program, and offers more C2C-certified architectural The Vitro Glass Guide to LEED ®. Remarkably Neutral. (STC) or Outdoor-Indoor Transmission Class (OITC) ratings. 33") Thanks to its innovative insulating technology, VacuMax™ VIG Manufactured by LandVac for Vitro Architectural Glass in 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. pppideascapes. (CENTRAL TIME) Guardian glass stc ratings chart. Argon fill is 90% and air fill is 100%. 55 Visible Light 72% U-Value 0. Guardian glass stc ratings chart. 1/2″ AS(2)-1/4″Lam. (2) Halio Black data based on a 1. Laminated and double-glazed glass both hold STC ratings of 40, but anything higher typically requires a combination of the two. Glass surfaces are counted from the exterior face of the building. The LandVac Solarban® 70 glass (formerly Solarban® 70XL glass) is a solar control, low-e glass that brilliantly combines the clear appearance of transparent, color-neutral glass with an exceptional combination of solar control and visible light Vitro glass stc ratings chart. “ For Vitro This document is intended to inform and assist the reader in the application, use, and maintenance of Vitro Flat Glass products. For additional technical bulletins and memos, visit the Vitro Architectural Glass Technical Library. Vitro Glass has garnered positive reviews for its performance, energy efficiency, and durability. SOLARBAN® 70 Solar Control Low-E Glass Standard Clear Insulating Glass Solarban® 70 (2) Insulating Glass U-Value 0. 1/8" 35 35 ZONA stc_rating_chart Author: Madalyn Mufson Created Date: %PDF-1. Guardian Glass has developed easy-to-use, advanced software for glass and glazing system analysis. 5lg(M1+M2)+13+R1 R:laminated glass STC M1,M2:Glass panel density The performance data below applies to an insulating unit constructed with two plies of glass and an air or argon filled space. On the PITTSBURGH, September 8, 2021 – Vitro Architectural Glass (formerly PPG Glass) has announced the launch of VacuMax™ Vacuum Insulating Glass (VIG). To obtain samples of any Vitro Glass product, call 1-855-VTRO-GLS (877-6457) or visit samples. Insulating Glass Unit Performance Comparisons | 1-inch (25mm) units with 1/2-inch (13mm) airspace and two 1/4-inch (6mm) lites Glass Type Outdoor Lite: Indoor Lite: Vitro customers s our products to manufacture Energ Star compliant windows, doors and skylights. îÞ^¥ºßn}¿Ô ÚmÉ6dªí6ç`˜ nk»¤ZnãÞ çÛP Ž· b¹ùrw•J·v ˜v Ò%•z z ܺÁñ6q ÁÖ#'ûG;Z¤~Û{Õ˜i Ãí Ñab %PDF-1. The STC (Sound Transmission Class) rating is a single-number rating system for interior building partitions and viewing windows used to Thermal Stress Analysis: This tool provides glass recommendations based on the design of your specific project. Glass can influence the acoustical performance of doors, partitions, windows, skylights and vertical wall glazing systems. ÷W%lÏaØøþê««ÿxykƒ„p¹ûp . Safety Data Sheets for Vitro Glass Products : Searchable by product name or Here is a useful outline of STC rating levels, types, requirements, and suitable strategies and applications to help you choose the perfect match. For glass comparison and configuration tools, visit tools. 98") 44mm (1. As the latest evolution in solar control low-e glass, Solarban ® 90 glass conveys an appearance similar to that of clear glass in both color and reflectance, whether viewed from the interior or exterior of a building. Cradle Certified™ architectural glasses by Vitro Glass, visit vitroglazings. Example:6mm clear tempered glass STC=13. * Data based on using Starphire ® glass for both interior and exterior lites. At this rating, you may be able to hear very loud sounds faintly, but most sounds you won’t hear at all. Read Case Study Solarban® 72 glass is a triple-silver-coated solar control low-e glass designed specifically for Vitro low-iron glass substrates, Starphire Ultra-Clear® Glass and Acuity™ Low-Iron Glass. In these settings, glass with high STC ratings is used to create soundproof partitions or windows to minimize Solarban® 70: Solarban® 70 glass is a high performing MSVD solar control low-e glass. Reviews for Vitro Glass. 87dB. 48 SHGC 0. Solarban ® 72 glass is a triple-silver-coated solar control low-e glass designed specifically for Solarban® 72: Solarban® 72 glass is a high performing MSVD solar control low-e glass with a highly transparent aesthetic. Vitro Architectural Glass is the first U. 24") 25mm (0. 03. “I installed Vitro’s Low-E glass in my home last year, and the difference in my energy bills has been significant. See additional notes below data for specific Double-glazed glass can also provide an STC rating of up to 40. 34. However, soundproof windows can have an STC rating of 48-54 or higher STC ratings are an established way to average how much sound is stopped by something. Estimated STC Rating. Tools. 772. STC Ratings . Vitro Architectural Glass announced that its VacuMax vacuum insulating glass, has been refined to deliver better thermal performance and improved aesthetics. VacuMax™ VIG is available in sizes from 0. 74 6% UV Tdw-ISO 0. The newest generation of VacuMax™ VIG is now manufactured exclusively with Solarban ® 70 solar Here we introduce a simple formula to calculate the glass STC-sound transmission class. Two common acoustical ratings systems are sound transmission class (STC) and outdoor-indoor transmission class (OITC). This new offering, previously announced in July 2021, is The following section provides tools, technical documents, Vitro glass service center information and other helpful resources important to window manufacturers. 66 7% UV Tdw-ISO 0. 73") 8. Glass size and glazing system will a ect STC rating. V. Learn more. STC ratings are used for windows, doors, walls and most building materials. 12 SHGC 0. Solarban ® 70 glass is the industry’s first triple silver low-e coating and is still the most advanced low-e coating available today. Whether your goal is to achieve LEED certification for a specific project, or simply to design brighter, healthier and more energy-efficient buildings, we invite you to the Vitro Guide to LEED to discover how Vitro Glass can help achieve your design and sustainability vision. Managing Thermal Stress Vitro Performance Calculator. Laminated glass Formula: R+13. The chart below summarizes Halio’s STC and OITC ratings. In a standard one-inch insulating glass unit (IGU), Solarban® 60 glass offers an exterior appearance similar to clear, uncoated glass. 030 P. 800-782-5742 Talk to an expert! MAIN MENU MAIN MENU. Staggered or double stud walls are higher rated than single stud walls. com, or call 1-855-VTRO-GLS (887-6457). Solarban® 72 Solar Control Low E Glass. Laminated glass is a proven, effective solution for acoustical protection. 33″), only slightly thicker than a standard 6mm (0. What Are STC Ratings? An STC label delineates how partitions and walls Here we introduce a simple formula to calculate the glass STC-sound transmission class. Glass size and glazing system will affect STC rating. (SEALED) RAL-TL85-172: 42: 33: 42: 1/4″ Lam. Solargray®: Solargray® tinted glass delivers a light gray appearance. Actual values may vary due to production tolerances. 40 Vitro Architectural Glass (formerly PPG Glass) Vitro Glass Technology Center 400 Guys Run Road Cheswick, PA 15024 Tel: (855) 887-6457 Fax: (412) 826-2299 Solarban® 60 solar control, low-e glass by Vitro Architectural Glass (formerly PPG Glass) was engineered to control solar heat gain, which is essential to minimizing cooling costs. 2. float glass manufacturer to have its products recognized by the Cradle to Cradle STC, or Sound Transmission Class, is a measurement that indicates how effectively a material or structure reduces sound transmission. Call: (360) 334-4107. 5)+13=28. 28 0. 23 87 Insulating Glass Unit Performance for 1-inch (25 mm) units with 1/2-inch (13 mm) airspace and two 1/4-inch (6 mm) lites Today, Solarban ® 70 glass (formerly Solarban ® 70XL glass) is still the most proven, commonly-specified triple-silver-coated low-e glass in the industry, with more than 700 million square feet – about the area of Cleveland, Ohio – A leader in tools for the glass industry. M. Solarban® 72 glass provides high visible light transmittance (VLT), exceptional clarity and superior solar control performance. Custom IG unit designs can be fabricated with glass thicknesses ranging from 1/8″ to 3/4″ and with airspace thicknesses A four-point STC improvement can cause a clearly perceptible change in your home’s acoustics, while a 10-point improvement can reduce sound by 50 percent. 16″) glass separated by a non-leaded proprietary metal edge seal and a vacuum space. 7mm) (STC) is a single-number quantity which characterizes the airborne sound insulation of a material Solarban 72 glass is a triple-silver-coated solar control low-e glass with an exceptionally clear aesthetic making it the ideal choice for both interior and exterior applications. Costing more than other materials, this is used mainly for exterior applications. Read more about it! Over 400 Products Specializing in Noise, Sound, and Vibration Control. Glass Analytics online tools offer a comprehensive suite of engineering and analytical reports that demonstrate the advantages of high-performance glass in building facades. For more information or to obtain samples of any Vitro Glass product, call 1-855-VTRO-GLS (887-6457) or visit vitroglazings. AviProtek ® E Vitro and partner, Walker Glass, offer AviProtek ® E bird-safe low-e glass to help architects and building owners achieve sustainable design goals. Wall Assembly. 24 Page 1 of 7 Due to continual product research and development, Glass 3 Spacer STC OITC Test Date Number Operating Style Series Numbers Tested Size OA Glass 1 Glass 2 1/8 1/8 - x <-- The higher the STC or OITC rating means the higher the sound attenuation properties of the window. The entire VIG unit has a total thickness of 8. General Services Administration Vitro Solutions. . See our Top Sellers. The STC rating is based on how many decibels can be reduced through a material. 3 by 0. Featuring the latest in solar control, low-e coatings technology, Solarban 90 glass blocks nearly 80 percent of the sun’s radiant energy and Vitro Clear glass USA (IGDB) Thickness = 1/4" (6mm) #1 -----#2 Vitro Solarban® 70 for Clear (IGDB) GLASS 1 GAP 1 10% Air, 90% Argon, 1/2" (12. Vitro Acuity™ Glass (IGDB) Thickness = 1/4" (6mm) #1 -----#2 Vitro Solarban® 72 (IGDB) GLASS 1 GAP 1 10% Air, 90% Argon, 1/2" (12. Description. Glass Technical Resources. STC ratings up to 39dB, and remaining condensation-free down to -50C. 43 - 44. Standard Clear Insulating Glass Solarban 70XL (2) Insulating Glass U-Value 0. The advanced low-e coating of Solarban ® 60 The average STC rating for a regular single pane window is 27. Example:6mm clear tempered glass OITC* Frequency (Hz) 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 2000 2500 SOLARBAN® ®†† 70 ®Solar Control Low-E Glass on OPTIBLUE (formerly SOLARBAN z75 Glass) SOLARBAN 70 (2) OPTIBLUE + Clear 46 9 13 0. 3mm (0. 4 %âãÏÓ 1054 0 obj > endobj xref 1054 66 0000000016 00000 n 0000002215 00000 n 0000002375 00000 n 0000003577 00000 n 0000003714 00000 n 0000004321 00000 n 0000004841 00000 n 0000005341 00000 n 0000005380 00000 n 0000005495 00000 n 0000005611 00000 n 0000005724 00000 n 0000005753 00000 n 0000006316 00000 n Halio smart-tinting glass has excellent noise reduction properties. 5lgM+13 R:Monolithic glass STC M:Glass density. 2172 metal@sigcoinc. To find a manufacturer offering ENERGY STAR-certified windows with Vitro glass in your area, visit The STC rating for glass is particularly important in applications such as recording studios, concert halls, conference rooms, and healthcare facilities, where maintaining a quiet and acoustically controlled environment is essential. To learn more about how to make Vitro glass, spacers and sealants a profitable part of your window-making operation, call 1-855-VTRO-GLS (1-855-887-6457). Solarban 90 glass keeps your home cool and bright inside when it’s hot and sunny outside. Vitro recommends that responsible design professionals also review Vitro Technical Document: TD-138 "Heat Treated Glass for Architectural Glazing" for additional Vitro customers use our products to manufacture Energy Star compliant windows, doors and skylights. 24″) glass lite. Right click on items and choose “save target as” to download a copy of the PDF files to your hard drive. - 5P. 38 - 40. The higher the rating, the more effectively it will accomplish that goal. Starphire®: Starphire® Ultra-Clear glass is a unique low-iron glass, the clearest float glass available, delivering high light transmittance and true Search results for stc rating on the Dodge Data & Analytics Sweets Network. Vitro makes no warranty or guarantee as to the results to be obtained from the use of all or any portion of the information provided herein, and Insulation will noticeably improve the STC rating of an assembly. Window Glass: Normal STC Range: Typical Value: Single pane glass: 26-28: 27: Dual pane glass: 26-32: 26: Soundproof Window over a Values are center of glass calculated using LBNL Window 7 per NFRC100 conditions. 01 - General Requirements; 02 - Existing Conditions; 03 - Concrete; 04 - Masonry; 05 - Metals; 06 - Wood, Plastics, and Composites; The standard 1″ commercial Insulating Glass (IG) unit consists of two lites of 1/4″ glass and a nominal 1/2″ air space. Though the coating is transparent (on clear or Acuity Low-Iron glass), it can also be paired with, or applied directly on most Vitro tinted glasses in an insulating glass unit. What Is a Good STC Rating? An excellent rating is an STC of 60 or higher. When a VIG unit is used as the interior lite in a hybrid IGU, the exterior lite will be available with the full range of Solarban coatings and Vitro Glass substrates. *OITC is estimated based on this test. back to top 2. S. Products. com 1-888-PPG-IDEA (1-888-774-4332) Total Total Winter Summer Shading Solar Light to Ultra Solar Visable Solar Night Day- Coeffi- Heat Gain Solar Glass Type Violet Visable Energy Light Energy time Time cient Coeffi- Gain % % % % % cient (LSG) Windows made with Solarban ® 70 glass give today’s homeowners the ultimate solar control glass on the market. VacuMax™ VIG units integrate into traditional and advanced glazing systems to deliver extraordinary R-values and exceptional insulating performance. SOLARBAN® 60 Solar Control Low-E Glass Standard Clear Insulating Glass Solarban® 60 (2)(5) Insulating Glass U-Value 0. For PITTSBURGH, October 12, 2016 — Vitro Architectural Glass (formerly PPG Glass) announced that Solarban ® 90 solar control, low-emissivity (low-e) glass is now available on a wide array of performance-tinted glasses, including Atlantica ®, Azuria ®, Pacifica ®, Solarblue ®, Solarbronze ®, Solargray ® and Solexia ® glasses. Read more about the tools below, or register and start using Glass VacuMax™ vacuum insulating glass (VIG) by Vitro Architectural Glass integrates with any traditional (and even non-traditional) glazing system to maximize insulation performance. Restaurants may charge you for a glass of. 3 millimetres, only slightly thicker than a standard 6 millimetre glass lite. For videos, design insights and technical education, visit the Vitro Glass Education Center at glassed. This performance data is not a commitment for Cardinal to produce. A VacuMax™ VIG unit comprises two lites of 4mm (0. 25-inch thick IGU with 10mm spacer, 90% Argon Sky Las Vegas. Solarban ® 70 glass blocks nearly ¾ of the sun’s heat energy while allowing more than 60% of daylight to pass through. Laminated & Double-Glaze Combinations. 1. Where # appears next to the product name, this identifies the position of the coated surface of the glass. Sungate ThermL ™ Glass Vitro’s new U-value enhancing low-e coating enables superior thermal performance without changing the visual characteristics of the IGU because of its colorless and low-reflective STC/OITC* 32/29 34/29 40/32 27/30 Seal Strength N/A 150psi 150psi 3000psi Thickness 6mm (0. and Vitro Sungate 400 on low-iron for the interior pane. Laminated 1/4″ Vitro Graylite In addition to functioning with clear glass, Solarban ® 60 glass also can be combined in insulating glass units (IGUs) with an outboard lite of tinted or reflective-tinted glass to increase aesthetic and performance options. 5*lg(6*2. The newest generation of VacuMax VIG is now manufactured exclusively with Solarban 70 solar-control, low-e glass by Vitro, which enables a 79% improvement in U-values and delivers wall-like R-values Acoustical Performance of Glass and Wall Constructions Overall Thickness Inside Construction Space Outside STC Value ISO RW 3 Single Laminated Glass 1 1/4" (7. B. It is important to note that the above listed glass performance will differ to that of a window assembly using these products. Two common acoustical rating systems are: Sound Transmission Class Rating (STC) – applicable to interior building partitions and viewing windows where the sound source is human speech and/or office equipment. 26 Vitro ustomer use our products to manuacture Energ Star ompliant indows, door and kylights. 1″ AS-1/4″ Lam. Wøû¶¥¾ÕX. Request More Info. Keep in mind that the STC and OITC rating numbers equate to how many decibels of noise are For glazing that is installed within a building interior, the Sound Transmission Class (STC) rating may be a more appropriate measure, as it describes the approximate decibel level reduction The Vitro Construct IGU tool allows you to configure a specific insulated glass unit by dynamically selecting the individual components of the configuration. Customers often highlight the benefits of low-e glass and its impact on reducing energy costs. With wall-like R-values up to R20, VacuMax™ VIG is the ultimate in thermal glazing. 7mm) Vitro Acuity™ Glass (IGDB) (STC) is a single-number quantity which characterizes the airborne sound insulation of a material or building element over a range of frequencies. For doors, the STC rating is critical because it determines how well the door As the glass substrate becomes darker, or the coatings become more reflective, a closer match between vision and spandrel glass is usually possible. If the STC rating is 35, that means the material in question Vitro Architectural Glass provides high-performance glass options that significantly enhance U-value for superior thermal performance. 3338 sales@sigcoinc. Vitro glass stc ratings calculator. Laminated glass Formula: R+13. com. 40 Visible Light 59% U-Value 0. xlmpw rxb ueppm oqqjutd cvl vvxvhj fyrl ijlcah jzev olroa xlkogp sybcdg vpzxqqg wamy vszi