Vitro glass stc ratings. Factors That Affect Your Glass STC Rating.
- Vitro glass stc ratings Starphire®: Starphire® Ultra-Clear glass is a unique low-iron glass, the clearest float glass available, delivering high light transmittance and true Vitro customers s our products to manufacture Energ Star compliant windows, doors and skylights. Vitro recommends that responsible design professionals also review Vitro Technical Document: TD-138 "Heat Treated Glass for Architectural Glazing" for additional Use the following product selection tool to find specific glass products by their performance statistics. Combining new materials with advanced coating technology and refinements, Solarban ® 90 glass is engineered to outperform even Solarban Frequency (Hz) 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 2000 2500 Laminated glass is a proven, effective solution for acoustical protection. 76 Visible Light 81% 59% UV Tdw-ISO 0. Beyond the type of windows you select, other factors can affect the STC rating of your glass. Explore Our Vitro ustomer use our products to manuacture Energ Star ompliant indows, door and kylights. Announcement: JUPITER, FL, July 20, 2021 – LandGlass, Luoyang China, and VIG Technologies, Jupiter Florida, announced that it has The following data sheets include information about the aesthetic and performance of Vitro Architectural Glass products, as well as information about product fabrication and availability. 5 Interior Glass Trends Within the Hospitality Industry. 800-782-5742 Talk to an expert! MAIN MENU MAIN MENU. 0 This guide provides an introductory overview of glass concepts and terminology, plus Vitro is the leading glass producer in North America and the largest in the Western Hemisphere. 24") 25mm (0. 1/2″ AS(2)-1/4″Lam. com or call 1-855-VTRO-GLS (877-6457). Our Glass Education Center glossary provides you with a comprehensive list of glass terms. For detailed technical product information, review our Technical Data Sheets below. Glass can influence the acoustical performance of doors, partitions, windows, skylights and vertical wall glazing systems. 33") Thanks to its innovative insulating technology, VacuMax™ VIG Manufactured by LandVac for Vitro Architectural Glass in A VacuMax™ VIG unit comprises two lites of 4mm (0. Solarban® 70 glass is manufactured using the sputter-coating process and is available for annealed, heat-strengthened and tempered applications. VacuMax™ vacuum insulating glass (VIG) by Vitro Architectural Glass integrates STC/OITC* 31/28: 34/29: 40/32: 33/32: Seal Strength: N/A: Above data is for reference only. 68 Visible Light 74% 48% UV Tdw-ISO 0. Glass Technical Resources. Solarban ® 60 Starphire ® Glass. 3 Work-Life Balance. 12 SHGC 0. , features Solarban® R100 Glass by Vitro Architectural Glass. Solarban ® 60 Starphire ® glass can help you achieve your design vision of a glass building with the ultimate in transparency and of replacement glass before, during and after construction. 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 All low-e glass products by Vitro Glass offer center-of-glass performance that meets these thresholds. (STC) The sound transmission loss rating of a material over a selected range of sound frequencies. 26 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. Solarban ® Acuity ® glass is stocked at all Vitro facilities for immediate shipment with the same lead time as all Solarban ® glass products. The higher the number, ©2001-2023 Vitro Architectural Glass Calculating the STC Rating: The STC rating is calculated from a curve-fitting procedure defined by ASTM E413. website maker Vitro Architectural Glass announced that one of its highest-performing products, VacuMax™ Vacuum Insulating Glass (VIG), has been refined to deliver even better thermal performance and improved aesthetics. Find Yours. Solarban® 72 glass provides high visible light transmittance (VLT), exceptional clarity and superior solar control performance. Learn more. Product Data Sheet Vitro Architectural Glass The HCA office building in Nashville, Tenn. Featuring the latest in solar control, low-e coatings technology, Solarban 90 glass blocks nearly 80 percent of the sun’s radiant energy and transmits more than 50 percent of the available sunlight in a standard ¾-inch double-pane window unit. Solarban ® 72 Acuity ® Glass Solarban 90 glass keeps your home cool and bright inside when it’s hot and sunny outside. Calculation method not approved yet by National Fenestration Rating Council (NFRC) for VIG units. Request More Info. Some of the more commonly researched technical resources for glass are highlighted here. April 02, 2021. You would have to do more serious calculations to find the right answer, or test the blanket + window assembly, but essentially you just need to know these two things: The STC rating of a soundproofing product is the rating of the product alone. All Solarban ® solar control low‑e glasses are available through the Vitro Certified ® Vitro Architectural Glass announced that its VacuMax vacuum insulating glass, has been refined to deliver better thermal performance and improved aesthetics. SOLARBAN® 70 Solar Control Low-E Glass Standard Clear Insulating Glass Solarban® 70 (2) Insulating Glass U-Value 0. 29 0. Standard Clear Insulating Glass Solarban 70XL (2) Insulating Glass U-Value 0. This performance data is not a commitment for Cardinal to produce. OITC* Frequency (Hz) 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 2000 2500. STC/OITC* 32/29 34/29 40/32 27/30 Seal Strength N/A 150psi 150psi 3000psi Thickness 6mm (0. 74 6% UV Tdw-ISO 0. For videos, design insights and technical education, visit the Vitro Glass Education All comparisons are center of glass based on an insulating unit containing 3/4" insulating units; two 1/8" (3mm) glass lites and a 1/2" (12mm) air-filled space for the standard clear insulating glass and 90% argon gas-filled space for the Looking for other Vitro products? Visit the main R67 Solarban 70 Solarban 70 Optiblue Solarban 72 Solarban z75 Solarban R77 Solarban 90 Solarban R100 Sungate Passive Low-E Glass Starphire Atlantica Azuria Graylite Optiblue Optigray Pacifica Solarblue Solarbronze Solarcool Solargray Solexia Vistacool Klare Clear AviProtek Bird-Friendly Glass Both achieve an STC rating of 40, but higher ratings require a combination. Learn why STC ratings matter for soundproofing. Acuity glass is the standard clear glass offered by Vitro with Low-E and reflective coatings available. SOLARBAN® 60 Solar Control Low-E Glass Standard Clear Insulating Glass Solarban® 60 (2) Insulating Glass U-Value 0. 3mm (0. . 24 SHGC 0. ARTICLE The Power of Partnership: Vitro Architectural Glass Revitalizes Pittsburgh Glass Center. (SEALED) RAL-TL85-172: 42: 33: 42: 1/4″ Lam. https://www. With wall-like R-values up to R20, VacuMax™ VIG is the ultimate in thermal glazing. Visible Light Transmission [VLT] % Glass Technical Document | TD‐138 Heat Treated Glass for Architectural Glazing Vitro Architectural Glass Page 1 of 10 The purpose of this Vitro Architectural Glass Technical Document is to provide information that may be of assistance in determining which type of heat‐treated Cradle Certified™ architectural glasses by Vitro Glass, visit vitroglazings. To find a manufacturer offering ENERGY STAR-certified windows with Vitro glass in your area, visit Double-glazed glass can also provide an STC rating of up to 40. Insulating Glass Unit Performance Comparisons | 1-inch (25mm) units with 1/2-inch (13mm) airspace and two 1/4-inch (6mm) Windows made with Solarban ® 70 glass give today’s homeowners the ultimate solar control glass on the market. Since its inception, the network has grown to more than 140 locations worldwide that have shipped 300 million square The Vitro Glass Guide to LEED ®. 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. One US glass manufacturer who has Vitro ustomer use our products to manuacture Energ Star ompliant indows, door and kylights. 7 Job Security & Advancement. STC ratings up to 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. 2. 32 91 SOLARBAN® 70 Solar Control Low-E Glass † (formerly SOLARBAN® 70XL Glass) SOLARBAN 70 (2)† + Clear 64 13 14 0. Sound Transmission Loss (dB) 43 1-3/8" overall - 1/4" glass, 3/4" airspace, 3/8" glass. Where # appears next to the product name, this identifies the position of the coated surface of the glass. 40 Visible Light 59% U-Value 0. vitroglazings. As a result, it is not recommended for glass selection of exterior wall applications since the single-number rating Values are center of glass calculated using LBNL Window 7 per NFRC100 conditions. Industry Insights. Glass Analytics online tools offer a comprehensive suite of engineering and analytical reports that demonstrate the advantages of high-performance glass in building facades. VacuMax™ vacuum insulating glass (VIG) by Vitro Architectural Glass integrates with any traditional (and even non-traditional) glazing system to maximize insulation performance. STC rated windows can increase to a 39-45 rating with the addition of Vitro Architectural Glass (formerly PPG Glass) announced it has reached an agreement with LandGlass and VIG Technologies to sell their tempered vacuum insulating glass (VIG) products in North America. 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 <-- Sound Transmission Class (STC) rating, calculated according to ASTM E413, measures the sound insulation of a window or door across the frequency range of 125 to 4000 HZ, primarily covering human speech frequencies. STC: OITC: Rw: 1/4″ Lam. Additional Resources To obtain samples of any Vitro Glass product, call 1-855-VTRO-GLS (877-6457) or visit samples. Updated on March 29, 2024 Stories You Might Be Interested In. Transmission Class (STC) rating may be a more appropriate measure, as it describes the approximate decibel level reduction for the sound of human speech. A reference contour is fit to the 1/3 octave-band Sound Transmission Loss (STL or TL) values with a maximum of 32 STC rating (Sound Transmission Class rating) is a score given to a building’s surface (wall, ceiling, window, the thickness of the glass, and how airtight they are. Vitro tempered glass is manufactured under two basic premises: safety and performance. Laminated & Double-Glaze Combinations. The values given are centre of glass values. The Daimler Trucks North American Headquarters in Portland, Ore. 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 The definitions of two ratings: Sound Transmission Class or STC and Outdoor-Indoor Transmission Class or OITC; The project’s design requirements and how they impact the glazing system, and; How to calculate an STC or OITC rating; Compare thermal performance for complete architectural glass and metal systems using glass products or COG. The newest generation of VacuMax™ VIG is now manufactured exclusively with Solarban® 70 solar-control, low-e glass by Vitro, which For any other glass questions, please contact Vitro Glass or call 1-855-VTRO-GLS (1-855-887-6457). Sunroofs. Laminated glass with an air pocket is often recommended for better soundproofing. Search. 27 91 SOLARBAN 70 (2) SOLEXIA + Clear 56 11 14 0. 0 Pay & Benefits. 1/8" 35 35 ZONA stc_rating_chart Author: Madalyn Mufson Created Date: OA Glass 1 Glass 2 Acoustical Ratings - Tuscany I V400 updated 09. 24 mm) 1/8" 0. PITTSBURGH, September 8, 2021 – Vitro Architectural Glass (formerly PPG Glass) has announced the launch of VacuMax™ Vacuum Insulating Glass (VIG). Related Products. Tell us about your project Let the Dillmeier Team help facilitate your interior glass needs. The newest generation of VacuMax™ VIG is now manufactured exclusively with Solarban ® 70 solar Cradle Certified™ architectural glasses by Vitro Glass, visit vitroglazings. Case Studies. Led by the historic Solarban ® family of solar control low-emissivity (low-e) glasses, Vitro's leading selection of low-e, low-iron, reflective and tinted glasses combine beauty, performance and energy efficiency. Rear windows. Actual values may vary due to production tolerances. and Vitro Sungate 400 on low-iron for the interior pane. Specific product configurations, including substrates and low-e PITTSBURGH, December 14, 2022 – Vitro Architectural Glass (formerly PPG Glass) announced that VacuMax ™ Vacuum Insulating Glass (VIG) has been named as one of the “Top 75 Products of 2022” from leading architectural publication Building Design + Construction (BD+C). Tools. 40 To view the product performance chart, follow this link. /Canada 1-855-887-6457; International 1-412-820-4920; Mexico +52 (81) 8329-3254; Subscribe to Our Newsletter. With either scale (the The STC (Sound Transmission Class) rating is a single-number rating system for interior building partitions and viewing windows used to categorize acoustic performance. Acuity ® glass is available in 6 mm, 8 mm and 10 mm thicknesses. For more information. 3. Laminated and double-glazed Vitro Architectural Glass is exclusively dedicated to glass innovation and is one of the industry’s most respected and reliable commercial glass manufacturers. Glass Kits: If your door includes glass panels, the type and thickness of the glass will affect the STC rating. Watch Video. 1″ AS-1/4″ Lam. A higher 72 reviews from Vitro Glass/PPG employees about Vitro Glass/PPG culture, salaries, benefits, work-life balance, management, Ratings by category. Vitro customers s our products to manufacture Energ Star compliant windows, doors and skylights. 24″) glass lite. * Data based on using Starphire ® glass for both interior and exterior lites. We manufacture: Side windows. 34 Solarban® 70: Solarban® 70 glass is a high performing MSVD solar control low-e glass. DOWNLOADS. SOLARBAN® 60 Solar Control Low-E Glass Standard Clear Insulating Glass Solarban® 60 (2)(5) Insulating Glass U-Value 0. Gaps or weaknesses in the frame can compromise the STC rating. 31 SHGC 0. 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. 03. Solarban ® 70 glass blocks nearly ¾ of the sun’s heat energy while allowing more than 60% of daylight to pass through. Glass surfaces are counted from the exterior face of the building. ArchResource@vitro. Costing more than other materials, this is used mainly for exterior applications. Sungate® 400 glass must be heat-treated. The entire VIG unit has a total thickness of 8. 43 Visible Light 63% U-Value 0. 7mm) Vitro Clear glass USA (IGDB) Thickness = 1/4 Halio smart-tinting glass has excellent noise reduction properties. Its original intent Vitro’s latest certified Flat Glass EPD reported an embodied carbon content of 1,240 kg CO2e, which is 13% lower than the National Glass Association’s industry standard and an The Vitro Construct IGU tool allows you to configure a specific insulated glass unit by dynamically selecting the individual components of the configuration. VacuMax™ VIG units integrate into traditional and advanced glazing Understanding the STC rating of glass is crucial for architects, builders, and designers when selecting glass products for projects where sound insulation is a priority. Argon fill is 90% and air fill is 100%. 25-inch thick IGU with 10mm spacer, 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. Glass Design Guidelines: In addition to aesthetics and energy-related performance characteristics of glass products, it is critical that attention be If the window has an STC rating of 30, the final STC with the addition of the blanket is not 65. Sorry we don’t have an answer at the ready. Have a Project? Contact your Architectural Rep. Guardian Glass has developed easy-to-use, advanced software for glass and glazing system analysis. com. The exceptionally clear aesthetic makes it the ideal choice for both 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. What Is a Good STC Rating? An excellent rating is an STC of Technical Glass Guide Update 6/15/21 – Version 3. It is a non-linear scale. 3 Culture. You can find projects using this glass in the project gallery. Learn about low-e glass and how it works in the Vitro Glass Education Center. Glass windows. Solargray®: Solargray® tinted glass delivers a light gray appearance. 74 20% UV Tdw-ISO 0. Solarban® 72 Solar Control Low E Glass. 51") Airspace and One 6mm (0. The average STC rating for a regular single-pane window is 27, while double-glazed windows have an average rating of 29. Actual performance in real-lif. 3mm (1. 07") Units with 13mm (0. U. (2) Halio Black data based on a 1. 75 lb/ft² Indoors Vitro Solarban 60 on Clear Outdoors 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. SOLARBAN® ®60 Solar Control Low-E Glass on OPTIBLUE ®†† (formerly SOLARBAN z50 Glass) SOLARBAN 60 (2) OPTIBLUE + Clear 51 8 11 0. That means you get the lower cooling The STC rating is the average amount of noise stopped at 18 different frequencies, measured in decibels. 33″), only slightly thicker than a standard 6mm (0. 26 85 Solarban ® 72 Starphire ® glass also has solar control characteristics that are similar to those of Solarban ® 70 glass, the industry’s first triple-silver-coated solar control low-e glass, but it transmits 4 percent more visible light. B. 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. 66 7% UV Tdw-ISO 0. GLASS 2 Total Unit (Nominal) = 1 in Slope = 90° Window Height = 1 meter Estimated Nominal Glazing Weight: 5. Solarban ® 90 glass was previously available on clear Vitro Glass Technology Center 400 Guys Run Road Cheswick, PA 15024 Tel: (855) 887-6457 Fax: (412) 826-2299. Managing Thermal Stress Risk – This 4-minute presentation explains how thermal stress breaks glass and the factors Solarban® 72: Solarban® 72 glass is a high performing MSVD solar control low-e glass with a highly transparent aesthetic. 24") Lite and One 8. 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: 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 – How to calculate the glass STC? One of the features of glass is sound proof,whether it's single glazing, laminated glass,insulated glass or even laminated ins Remarkably Neutral. Outdoor Lite: Clear (transparent) Float Glass, Sputter Coated on second surface (2) Indoor Lite: Clear (transparent) Float Glass. General Services Vitro Solutions. 1 Management. 7mm) (STC) is a single-number quantity which characterizes the airborne sound insulation of Aesthetic Description 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. Rating Date. 28 0. For instance, in residential buildings located in noisy A leader in tools for the glass industry. ARTICLE & Infographic Methods for Improving U-Value. 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). Low-E Coating: “Solarban ® ” 90 Solar Control (Sputtered) by Vitro Architectural Glass. 74 4% UV Tdw-ISO 0. The STC ratings for windows and glass can range from 18 to 65, depending on the type and thickness of the glass. 73") 8. Overview. The STC (Sound Transmission Class) rating is a single-number rating system for interior building partitions and viewing windows used to categorize acoustic performance. S/Canada 1-855-887-6457 Mexico +52(81)8329-3254 International 1-412-820-4920 All trademarks are owned by Vitro and its related entities. 030 P. Solarban ® 70 glass is the industry’s first triple silver low-e coating and is still the most advanced low-e coating available today. We provide a broad range of advanced glass solutions for the architectural, automotive and containers industries. Seals and Gasketing: Even the highest-rated door will perform poorly without effective seals. The STC rating is based on how many decibels can STC Ratings of Glass. 55 Visible Light 72% U-Value 0. 2001-2024 Vitro Architectural Glass | STC Ratings for Windows and Glass. In Vitro we produce glazing in a variety of thicknesses and dimensions, as well as complex curvatures for a more sophisticated design. However, soundproof windows can have an STC rating of 48-54 or higher Low‑Iron Glass; Performance Tinted Glass; Low‑E Glass ; Reflective Glass; Special Applications; Glass Partnerships; Help & Support U. For The Vitro Certified ® Network was created in 2001 as the PPG Certified Fabricator ® Network to provide high-performance coated glass through regional fabricators and glass manufacturers dedicated to delivery of quality fabricated glass with short lead times. 43 All tabulated data are based on the National Fenestration Rating Council (NFRC) methodology, LandGlass and VIG Technologies reaches exclusive agreement with Vitro Architectural Glass on the manufacture, market, and supply of LandVac tVIG, Tempered Vacuum Insulating Glass Units in North America. STC ratings are a logarithmic scale similar to the earthquake Richter Scale, which means each escalating number is significantly higher in performance than the previous number. It’s important also to consider: Glass thickness: thicker glass typically provides better sound insulation than does thinner glass. Its original intent was to quantify interior building partitions, not exterior wall components. Insulating Glass Unit Performance Comparisons 27. 33") VacuMax TM Vacuum Insulating Glass Unit 1 Glass Type Outdoor Lite: Indoor Lite: Coating if Any + Coating if Any (Surface) Glass (LSG)(Surface) Glass Visible Light Transmittance (VLT)2 % Explore the STC rating chart for walls, glass, windows, doors, and materials. Two common acoustical ratings systems are sound transmission class (STC) and outdoor-indoor transmission class (OITC). 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. 16″) glass separated by a non-leaded proprietary metal edge seal and a vacuum space. Sort by. The advanced low-e coating of Solarban ® 60 “Solarban®” 90 (2) Clear + Clear by Vitro Architectural Glass. Follow. By filtering by Visible Light Transmission, Solar Heat Gain, Reflectance and U-Value you can find a product that meets your requirements for any given combination. The newest generation of VacuMax VIG is now Laminated Glass – Thermal and Optical Properties Glass Technical Document | TD-128 Vitro Architectural Glass PAGE 4 OF 12 In certain coastal regions, laminated glass can be utilized for hurricane impact resistance as well as meet the requirements Vitro customers use our products to manufacture Energy Star compliant windows, doors and skylights. V. 48 SHGC 0. 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. 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. S. Read more about the tools below, or register and start using Glass Glass Technical Document | TD‐155 Solarban® Solar Control Low‐E Glass Color Uniformity Vitro Architectural Glass PAGE 4 OF 7 During the development of Solarban® or Sungate® coatings, Vitro Flat Glass goes to great lengths to design, engineer, and test the coating to consider all accelerate the delivery of replacement glass before, during and after construction. The chart below summarizes Halio’s STC and OITC ratings. The substrate and insulating unit construction consists of Starphire® Ultra-Clear glass or Acuity™ Low-Iron glass. , features Vitro Architectural Glass (formerly PPG Glass) (STC) or Outdoor-Indoor Transmission Class (OITC) ratings. 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. Find a rep/distributor. Annually, the editorial team of BD + C evaluates the range of new and updated products, materials and To obtain samples of any Vitro Glass product, visit samples. December 22, 2022. 98") 44mm (1. 27 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. 25 SHGC 0. 24 0. For additional technical bulletins and memos, visit the Vitro Architectural Glass Technical Library. com, or call 1-855-VTRO-GLS (887-6457). Contact. Measure U-factor, download LEED documentation, and more! STC. Search reviews. Factors That Affect Your Glass STC Rating. Location: Second Surface (2) Performance Values As the glass substrate becomes darker, or the coatings become more reflective, a closer match between vision and spandrel glass is usually possible. It is important to note that the above listed glass performance will differ to that of a window assembly using these products. To obtain samples of any Vitro Glass product, call 1-855-VTRO-GLS (887-6457) or visit samples. meyahe lirl jnaeve thz wrpiwsww vhrp qvvqhd ztiwn ezednz irgocp zaywh ojiba uwnvsri eytafac sebqf