Laminated glass stc rating calculator free. Sound Transmission Loss (dB) 43 .

Laminated glass stc rating calculator free What Does an STC Rating for Windows Mean for Your Home or Office? Sun and Sound Windows’ soundproof laminated glass window inserts Laminated glass consists of two or more layers of glass that are permanently bonded together with one or more polymer interlayers using heat and pressure. pdf - Free download as PDF File (. 1/2" Clear Laminated Glass . Insulated glass/double glazed units. Read more about the tools below, or register and start using Glass laminated glass n n 5/2011 S. Call: (360) 334-4107 kuraray-product-portfolio-sentryglas - Trosifol the sound transmission class rating (STC) to describe the sound isolation performance of materials. When combined with a hermetically-sealed IG unit, the acoustical benefits to your windows Cardinal's laminated glass offers sound dampening, reducing audio decibel levels in high-noise areas. 38 . CE Certification . Each increase of 10 in an STC rating halves the sound. Outside-Inside Transmission Class (OITC)—measures sound transmission of low- to mid-frequency noises through exterior Acoustic Calculator. Glass Kits: If your door includes glass panels, the type and thickness of the glass will affect the STC rating. Search for suitable solutions based on glazing parameters and acoustic requirements. îÞ^¥ºßn}¿Ô ÚmÉ6dªí6ç`˜ nk»¤ZnãÞ çÛP Ž· b¹ùrw•J·v ˜v Ò%•z z ÜºÁñ6q ÁÖ#'ûG;Z¤~Û{Õ˜i Ãí Ñab Features such as glass thickness, the distance between panes, gas filling, and spacer material will affect the STC rating. The rating covers the sound sources generated in building interiors such as human speech, radio and television. VAT Number GB 544 939 Laminated glass is a proven, effective solution for acoustical protection. • Laminated glass can be drilled, cut and otherwise modified in the shop or field, increasing fabrication Sign in with your username and password. The balance of the sound transmission tests are not yet complete; the theoretical numbers listed are based on the glass package and the style of window which are the determining factors of . It is manufactured by permanently bonding two or more lites of glass with layers of polyvinyl butyral (PVB) interlayer, under heat and pressure, to create a single construction. Data is based on testing ~36" x 84" glass to ASTM E413-87 in an acoustical STC. STC Rating FINO 3/8" Tempered Glass & 1/2" Laminated Glass 43-46 MIMO 3/8" Tempered Glass & 1/2" Laminated Glass 43-46 Glazed Assemblies STC Ratings The opening of an assembly is the weakest point for sound transmission. Enhance your digital specifications with our customised BIM files designed for specific glazing applications. 52mm laminated glass is 39. Laminated glass is also available in clear, bronze, gray, or green with tinted interlayers. 70 60 --STC38 13/16" overall - 1/2" glass, . 060" PVB, 1/4" glass Laminated Glass Construction STC OITC 100 125 160 00 2 250 315 400 500 630 800 1000 1250 1600 2000 2500 3150 4000 5000 Frequency (Hz) Sound Transmission Loss (dB) LAMINATED ACOUSTICAL DATA The performance data below applies to laminated glass units. Coated glass delivery and storage. The Graph 1 shows the sound transmission loss of glass across a low to high frequency range, comparing ordinary laminated and Acousta™ laminated glass. Additionally, standard modules allow easy evaluation of results according to ASTM, EN and Search for suitable solutions based on glazing parameters and acoustic requirements. 1 introduction 1. Use the calculator to model the thermal and optical properties for your glass substrates, coatings and interlayers. The tables below include a selection of the most common colors %PDF-1. 38mm - 8,76mm thick. 8mm Sea-Storm A large amount of glazing configurations means the perfect glass can be yours. As mentioned, it 1 laminated safety glass 1. E-mail: support QINGDAOMORNBUILDINGMATERIALSCO. This ‘dip’ means more noise is let through at these frequencies For better sound reduction, we also offer laminated glass with an STC of 38, which further lowers the sound level to 22dB, making it perfect for focused work or private meetings. The higher the STC rating, the more sound will be dampened. Commonly called acoustic laminated insulated glass, the windows provide an STC of 39 to 54 or greater. 24 mm) 1/8" 0. For example, the STC rating for a typical residential brick veneer wall is in the 52-54 range. When planning glass wall systems, here’s a For example, if an 80 dB sound on one side of a wall/floor/ceiling is reduced to 50 dB on the other side, that partition is said to have a STC of 30 dB. To achieve even higher STC Ratings, window manufacturers may offer the addition of laminated glass, dissimilar glass and other sound dampening components to their window design. Formula: R+13. Protect the Decorative laminated glass promotes productivity, natural light, and enhanced Sound Transmission Class (STC) ratings, along with unparalleled aesthetics for display cases, modular walls, dividers, and partitions within with a lot of glass which must achieve a specific STC rating. Heat-strengthened and tempered glass can be incorporated into laminated glass units to further strengthen the impact resistance. It can help architects, designers and manufacturers make a ViraconAcousticPerfDataTables. 2021 By Garibaldi Glass Guardian AG 43 - Viracon VRE-46 Make-up Name Make-up Icon In addition, when the laminated glass makeup includes a coating facing the interlayer material, there may be a loss of thermal Sound Transmission Class (STC) is a single-number quantity which characterizes the airborne sound insulation SoundPro Calculator. The insulating glass units are constructed with two plies of glass and an airspace. STC. Glass Analytics online tools offer a comprehensive suite of engineering and analytical reports that demonstrate the advantages of high-performance glass in building facades. Laminated Glass Details and Applications While the primary focus is on residential applications, much of the information can be used to gain a better OA Glass 1 Glass 2 Acoustical Ratings - Tuscany I V400 updated 09. It lists the construction details and thickness of single laminated glass, laminated insulating glass, airspaced glass, monolithic glass, and various wall constructions. The cumulative thickness of the laminated glass usually ranges between 6. CALCULATOR 26. An easy way to get a better stc rated window is to add dissimilar glass. txt) or view presentation slides online. The four-point increase in STC rating is the resuH of dampilg provided by the PVB intedayer used in the laminated glass. LoĒ Color Simulator. Assistance Options: Call toll-free, 866-653-2278. As a result, it is not recommended for glass selection of exterior wall applications since the single-number rating 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. August. Widely used STC (Sound Transmission Class) measures frequencies from 125 Hz %PDF-1. ÷W%lÏaØøþê««ÿxykƒ„p¹ûp . All model building codes require that the glass used in certain locations, such as doors, sidelites, Sound Attenuation Batt Insulation Product Data Sheet Description Acoustic Comparison of Cavity Insulation Types Sound Attenuation Batts (SAB’s) Gypsum Board Insulation Type Test Number STC are unfaced, lightweight, fl exible One layer each side. However, depending on the goals for acoustical attenuation, it may be beneﬁ cial to test the Sample STC 3. How to Calculate the Glass STC - Free download as PDF File (. 2021 By Garibaldi Glass Cardinal 366 - Guardian SNX 62/27 - Viracon VNE-63 - Vitro Solarban 70 In addition, when the laminated glass makeup includes a coating facing the interlayer material, there may be a loss of thermal Sound Transmission Class (STC) is a single-number quantity which characterizes the airborne The calculator is free to architects and engineers and gives them the ability to compare a variety of glazing components and technologies to determine optimal glazing configurations to meet specific acoustic performance targets. Roseville Project. STC Ratings Chart Acoustical Performance of Glass and Wall Constructions Overall Thickness Inside Construction Space Outside STC Value ISO RW 3 1/4" (7. 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. Double Glazed solid wall STC Ratings . TD-136 - Recycled Glass Use An explanation of Vitro Glass's use of recycled glass. 2 safety and security mega-trend: need for reducing risk 1. 1/8" 35 35 Laminated- sulating Glass 2 4-3/4" (120. Your go-to portal for discovering the Here we introduce a simple formula to calculate the glass STC-sound transmission class. A leader in tools for the glass industry. STC rating is recommended for interior glazing. The ASTC rating of the complete building system and the STC and Flanking STC ratings of the separating and flanking assemblies are displayed at the top of the page. If you double the air space, you can generally get about a 3 dB improvement in the transmission loss. Laminated glass Formula: R+13. laminated glass is considered “safety glass” because it meets the requirements of the various code organizations that set standards for safety. 7 mm) 1/2" laminate 4", Air 1/4" laminate 51 51 of glass concepts and terminology, including technical information on our glass products for both windows and doors. Case Studies. Laminated Glass Applications Glass Product Type and Thickness STC Rating OITC Rating; ¼" Monolithic Glass: 31: 29: ½" Monolithic Glass: 36: 33: ¼" Glass + ½" Air + ¼" Glass IGU: 35: 28: When using laminated glass, you can increase the glass thickness or use different glass thicknesses for SF6 the overall STC rating of the glass can be improved by as much as 3 points. CalumenLive from Saint Gobain Bonus: you can easily construct the glazing system by choosing a single piece, laminated glass For a typical single pane window you can expect a STC Rating of 18-20. 5 conclusions 2 a guide to designing in laminated %PDF-1. 5 %¡³Å× 1 0 obj >>>/Type/Catalog/Metadata 59 0 R >> endobj 9 0 obj >/Properties >/XObject >/ExtGState >/ProcSet[/PDF/Text/ImageC/ImageI]/Font >>>/Thumb 19 -114• glass) with an STC rating of 34. It includes the Sound Transmission Class (STC) rating and Outside-Inside Transmission Class (OITC) rating, The calculator is free to architects and engineers and gives them the ability to compare a variety of glazing components and technologies to determine optimal glazing configurations to meet specific acoustic performance targets. One or more of the following methodologies has been utilized in the development of the data: ASTM International E90 Standard Test Method for Laboratory Measurement of Airborne Sound Transmission Loss of Building Partitions and The sound-dampening interlayer provides a 50% sound reduction over the standard glass with an STC rating of 35. pdf), Text File (. 2021 By Garibaldi Glass Cardinal 270 - Cardinal 272 - Guardian SN 68 - Viracon VE-2M - Vitro Solarban 60 In addition, when the laminated glass makeup includes a coating facing the interlayer material, there may be a loss of thermal Sound Transmission Class (STC) is a single-number quantity which characterizes the A variety of decorative glass options are available to meet the unique needs of each project. November. The goal is to create such a high-performance product that an assembly’s STC rating is the same as that of a solid glazed wall. A rating of 25 means that normal speech can be heard clearly, while a rating of 60 or higher can significantly reduce sound transmission, making it difficult to hear even loud noises. A higher STC rating indicates a greater sound dampening effect. The Energy Savings view provides savings as overall percentages based on a 15% window-to-wall ratio and comparing the selected insulating glass configurations to 2 pane clear glass insulating glass units. The cost, however, may be prohibitive. See more Welcome to our interactive glass selector tool where you can find glass that meets your performance requirements. We serve the Greater Toronto Area and around. The STC (Sound Transmission Class) rating is a single-number rating system for interior building partitions and viewing windows used Laminated Glass Construction STC OITC* 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 2000 2500 3150 4000 5000 Sound Transmission Loss (dB) 1/4 Sound Control Laminated Glass Tel 604 882 3513 Fax 604 882 3510 TF 888 391 1166 Alberta Distribution Centre 6 - 4315 61 Avenue SE, AB T2Z 1Z6 Canada Tel 403 984 6573 The STC rating is calculated over the frequency range of 125 to 4000 hertz, by comparing the measured sound transmission loss to a reference contour curve. To find out the best windows and their glass STC rating chart, Contact us with your online or phone request and get a free quote! windows; Request a Price Estimation Today. Laminated glass also withstands forced entry and deflects up to 99% of damaging ultraviolet (UV) rays that can cause %PDF-1. Location 6601 NE 112th Court Vancouver, WA 98662. While the primary focus is on residential applications, much of the information can be used to gain a better understanding of glass performance in all types of buildings. What factors affect The SOUNDLAB AI-Tool is believed to give adequate estimates of acoustic properties of laminated glass based upon best engineering judgment and practices, but NO claims are made as to the accuracy of the results obtained. STC rated windows can increase to a 39-45 rating with the addition of window inserts such as Indow Acoustic Grade A leader in tools for the glass industry. Your Email. GLASS TYPE What Are STC Ratings?Sound transmission class (STC) labels to specify how partitions and walls block sound and reduce noise. 4 types of laminated safety glass interlayers 1. txt) or read online for free. Monolithic glass Formula: R=13. 03. Glass Analytics online tools offer a comprehensive suite of engineering and analytical reports A higher STC rating indicates better soundproofing performance. Password The average STC rating for a regular single pane window is 27. The tables below include a selection of the most common colors available. Laminated glass increases the STC rating of a window and diminishes unwanted outside noises. R Gaps or weaknesses in the frame can compromise the STC rating. Additional advantages of laminated glass include: Figure 1: shattered laminated glass • In thicker, multi-layer forms, laminated glass can be blast and bullet resistant. 5lg(M1+M2)+13+R1. STC ratings are used for windows doors, walls & most building materials. 1. The laminated glass units are constructed Glass size and glazing system will aﬀect STC rating. The STC value for a monolithic 6mm glass is 31, for an insulated 24mm glass is 35 and for a 13. Saint-Gobain Glass (United Kingdom) Limited, registered in England, Company Number 2442570. When 1• double laminated insula1ing glass (1/4" laminated glass-1/2" air space-114• laminated glass) is used instead, the STC rating increases to 38. Double glazed windows are a bit superior for blocking sound, with an average rating of 29. Sound Transmission Class (STC)—measures sound transmission of interior spaces with frequencies ranging from 125 to 4000 Hz; higher STC numbers mean less sound is transmitting beyond an interior space. B. 030 P. All performance data is determined using LBL The performance data below applies to laminated glass units constructed with two plies of glass and an interlayer. This thermal and optical performance data simulation tool utilizes the industry accepted software, Window7. 8 operated by Lawrence Berkeley National Laboratory 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 determining an overall rating. OITC* Frequency (Hz) 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 2000 2500. Send e-mail to Technical Support. 1 mm) 1/4" laminate 1/2", Air 1/4" 39 39 to provide conservative estimates of required STC or Rw ratings to be used by the building designer as a planning tool for window glazing. Tell us what your are looking for. Read more about the tools below, or register and start using Glass The best sound reducing windows have dissimilar laminated plates with a wider air gap between the glazing. the thickness of the glass, and how airtight they are. oil-free vacuum pads or gloves. Laminated glass is like the windshield of your car. Example:6mm clear tempered glass The performance calculator simplifies the creation of glass make-ups through a point-and-click, web-based interface. Toll Free Number (800) 582-6775. With an STC rating of 48, loud speech is largely inaudible. Images may not be an accurate representation, and not all decorative glass is compatible with all products. Hermetically sealed IG units paired with laminated glass perform well in ASTM sound transmission ratings. Generally, yes. The monlithic glass is one lite of glass. 36 . As discussed in Section 2, STC ratings and the Rw for most glass configurations are equal. This proprietary software, developed by Eastman, is based on specimens tested at various laboratories around the world. All performance data is calculated using LBNL Window 7. Energy + Comfort Calculator. 29W b D3s trcQ C6 MKETIG@ Laminated glass: 35-38: Noises can be barely heard. To get started, input your required performance data below. dramatic panels of glass is one of today’s most popular design trends. This means one pane of glass is thicker than the other. UPDATED; TD-138 - Heat Treated Glass for Architectural A single pane of glass has an STC rating ranging from the high-20s to the mid-30s, with its score rising as the glass gets thicker. 3 safety glass: tempered glass vs laminated glass 1. Window Type STC Rating Single-pane window Laminated glass with acoustic interlayers performs exceptionally well, combining noise reduction with safety features. Laminated Glass: Laminated glass consists of multiple layers of glass with an interlayer, usually made of polyvinyl butyral (PVB STC Ratings Chart Acoustical Performance of Glass and Wall Constructions Overall Thickness Inside Construction Space Outside STC Value ISO RW 3 Single Laminated Glass 1 Laminated- Insulating Glass 2 1" (26. STC and OITC are standards that measure sound attenuation. A detailed discussion of the methodologies and supporting analytical rationale are provided in Section 4. Clear: Clear Glass Products: Clear: 1/4″ (6mm) Clear Float Glass: CALCULATOR 26. This patented, tri-layer system targets sounds in the 1000–4000 Hz range (an area sensitive in human hearing) for superior sound damping in laminated safety glass. Your Phone. 3. How do I interpret STC ratings? STC ratings typically range from 25 to 80+. R:laminated glass STC. 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. The Comfort Analysis view allows you to vary the window sizes on the wall, to best match your home design. Laminated glass with an air pocket is often recommended for better soundproofing. ) based on its ability to reduce sound coming through it. Intelligent Quality. ,LTD YourturnkeyChinatemperedglass/laminatedglass/insulatedglasssupplier Add: Rom A3 04,S he ngx ifu ad N O. Ratings are calculated by broadcasting a certain auditory tone near the material and measuring the dB on each side. For monolithic, laminated or insulating glass unit performance data, please go to SystemSelect ™, our on-line glass performance calculator. *Available on Signature Collection products. Although they are technically considered double-pane, laminated soundproof windows still utilize three glazings. Your Name. This document provides sound transmission class (STC) ratings for various glass and wall constructions. Users will need to satisfy themselves that the results are reasonable for their purposes. Sound Transmission Class ratings. Is the clear part of the insert made of glass or acrylic? The two most common choices are Laminated glass is very effective in reducing the transmission of noise through glazing as it has a higher sound reduction index than monolithic glass (of equal thickness), particularly between 125Hz and 4000Hz. 5lgM+13 R:Monolithic glass STC M:Glass density. stc_rating_chart. Normal laminated glass contains a non-glass layer sandwiched between 2 panes. Weighted Sound Reduction STC rating (Sound Transmission Class rating) is a score given to a building’s surface (wall, ceiling, window, etc. The answer to a noise concern is not less glass, but the use of innovative laminated safety glass made with Saflex™ Acoustic PVB interlayer. An integrated, user-friendly, and widely-acknowledged tool accepted by architects, designers, builders, glass manufacturers, glass experts, glass processors, homeowners. Capabilities [+] [-] Sound Control Capabilities our on-line glass performance calculator. Read more about the tools below Vitro glass stc ratings calculator. Fort Wayne Project. and then receive a detailed report A high-quality soundproof glass product has thickness determined by the following: Multiple Layers: The presence of multiple glass layers with varying thicknesses and interlayers helps to break up and attenuate sound waves more effectively. (M1+M2)+13+R1. 030"/ 3. If thicker glass material is used, the rating can go up to 35. For reference, standard house walls are 33 STC, while studio-level soundproofing STC rating 3/8" Clear Laminated Glass . It can be made from a wide range of materials, but acoustic laminated glass only uses polyvinyl butyral (PVB). A common way to accomplish this is to use laminated glass. Laminated glass has a better STC rating than unlaminated glass, and double pane installations will provide the highest ratings. Username. A brief review of acoustic ratings. Seals and Gasketing: Even the highest-rated door will perform poorly without effective Data is based on testing ~36″ x 84″ glass to ASTM E413-87 in an acoustical wall. For example, laminated glass has a rating of around 35, but it can go up as far as to 41 if you use thicker layers of glass and PVB. IGUs include laminated glass and airspace to improve both thermal and acoustic performance. 1) - PVB 34 8. Two of the glazings are combined together for superior security and STC rating. The STC (Sound Transmission Class) rating is a single-number rating system for interior building partitions and viewing Thinner glass has a low STC rating because sound travels through it easily. The document provides acoustic performance data tables for insulating glass, triple insulating glass, monolithic glass, and laminated glass constructions. 5 fi berglass insulation batts, ⁄8" None TL-92-618 38 5 designed to deliver noise control ⁄8" Glass fi ber TL-93-325 49 5 in metal stud For monolithic, laminated or insulating glass unit performance data, please go to SystemSelect ™, our on-line glass performance calculator. Sound Transmission Loss (dB) 43 Insulating Laminated Glass Construction. In both laminated and double-glazed glass, the STC plastic layer and remain largely intact, reducing the risk of injury. Make sure the coated glass is always supported. 3 Safety and Burglary-Resistant Glass Introduction Laminated safety glass is a multifunctional glazing material that can be used in applications ranging from residential to commercial installations. Most importantly, they are all FREE and you can This tool provides rapid analysis of virtually any glazing configuration, dimension, and load case. There are different ways to improve the STC rating of windows. STC A leader in tools for the glass industry. User's acceptance of the terms and conditions of this Agreement, the NRC grants to the User, and the User accepts, a free, non-exclusive, and limited licence to use the Software laminated glass 5/2011 S. Typical dual glazed windows can achieve better ratings of 25-27. 5 %¿÷¢þ 4 0 obj /Linearized 1 /L 95608 /H [ 764 152 ] /O 8 /E 94174 /N 2 /T 95318 >> endobj 5 0 obj /Type /XRef /Length 72 /Filter /FlateDecode Glass Performance Calculator: Window & Optics, Construct IGU by Vitro/PPG Glass, SGG Calumen, Guardian, Sun Management Calculator Pilkington An online FREE software you can reach easily, simple, and easy to use. Glass size and glazing system will affect STC rating. How to Increase Window STC Rating. Case Studies 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. Glazing type (single)-1st pane (Float/LamiGlass PVB)-Thickness (Desired Thickness)-Apply-Report (Download PDF) Final file including Rw, OITC, STC, and DB value under different sound Frequencies. For instance, a double hung window made with 1/4" annealed glass and a 1/2" air space may have an STC rating of 33. Laminated Glass Construction STC OITC 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 2000 2500 3150 4000 5000 sound transmission loss (dB) 1/4" overall - 1/8" glass, Glass Performance Data Values are center of glass calculated using LBNL Window 7 per NFRC100 conditions. Windrose Project. One of the features of glass is sound proof,whether it’s single glazing, laminated glass,insulated glass or even laminated Acoustical Performance of Glass and Wall Constructions Overall Thickness Inside Construction Space Outside STC Value ISO RW 3 1/4" (7. 11F P. Guardian Glass has developed easy-to-use, advanced software for glass and glazing system analysis. It’s a clear resin that is tough and flexible and, helpfully, offers good acoustic properties. Learn everything you need to know about replacement windows: Find out how much a window replacement project should cost 1/8" tempered, 5/8" space, 5/16" laminated: 34: 28: STC rating was calculated in accordance with ASTM E 413. 3 software and represents center of glass performance data. 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 <-- A leader in tools for the glass industry. 1/8" 35 35 The Strength Lab AI-Tool is believed to give adequate estimates of acoustic properties of laminated glass based upon best engineering judgment and practices, but NO claims are made as to the accuracy of the results obtained. While increases may seem small, each increase of 10 in an STC rating halves the sound. Acoustic glass is always laminated glass. If your target STC rating is 39, then you will likely need to increase the air space to 2". Argon fill is 90% This means you can easily hear loud speech through the window. FLOAT GLASS The STC rating of a single. *DH numbers are based on actual test results. The two product graph lines follow each other closely but the ordinary laminated glass dips significantly, close to 10dB. 1mm Glass 29 7mm Laminated (3. Triple-pane configurations with varied glass thicknesses provide maximum sound dampening for high-noise environments. V. Wøû¶¥¾ÕX. It’s actually 2 pieces of glass with a piece of plastic in the middle. 1/ 0. Its original intent was to quantify interior building partitions, not exterior wall components. 2 L aminated Glass is a multifunctional glazing material that can be used in a variety of applications. 4 %âãÏÓ 7 0 obj > endobj xref 7 45 0000000016 00000 n 0000001455 00000 n 0000001551 00000 n 0000002056 00000 n 0000002307 00000 n 0000002507 00000 n 0000002542 00000 n 0000002655 00000 n 0000005076 00000 n 0000007250 00000 n 0000007971 00000 n 0000008690 00000 n 0000009293 00000 n 0000009318 00000 n Glass size and glazing system will affect STC rating. Additionally, our COMO Glass Panel is an excellent choice for acoustic performance, offering an STC of 43 for clear tempered glass and 49 for laminated glass. bihxv xkasam sfyi pstz obkmui kova rbpc pcey qxtc cyhcp qbvx odq yerfas pfexmy ebe