Laminated glass stc rating calculator. A leader in tools for the glass industry.
- Laminated glass stc rating calculator Data is based on testing ~36" x 84" glass to ASTM E413-87 in an acoustical wall. The higher the STC or OITC rating means the higher the sound attenuation properties of the window. Your go-to portal for discovering the perfect glazing solutions, tailored to your requirements. Laminated and double-glazed glass both hold STC ratings of 40, but anything higher typically calls for a combination of the two. info. To get started, input your required performance data below. 2 L aminated Glass is a multifunctional glazing material that can be used in a variety of applications. 8mm Acoustic Laminated 38 dB 37 dB 36 dB STC rating (Sound Transmission Class rating) is a score given to a building’s surface (wall, ceiling, window, etc. The soundproofing rating for most standard homes is 33 STC, while soundproofing for studios must be at least 45 STC. OITC, on the other hand, covers a broader frequency range (80 to 4000 Hz), including lower frequencies often associated with external noise. Mar 22, 2024 · 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. The higher the STC rating, the more sound will be dampened. 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. 030” PVB Interlayer 1/ 8 A leader in tools for the glass industry. Dec 31, 2024 · Gaps or weaknesses in the frame can compromise the STC rating. A mid-30s score might seem low, but it’s suitable for office spaces lacking all-glass construction. The performance data below applies to laminated glass units constructed with two plies of glass and an interlayer. All data laminated glass n n 5/2011 S. Shop premium glass products. It can be made from a wide range of materials, but acoustic laminated glass only uses polyvinyl butyral (PVB). SoundPro calculates glass usage by performance or glazing configuration. Not all walls are the same, especially in terms of composition and material. STC. 14a Laboratory measured STC and OITC ratings and Rw for various glass configurations. The STC (Sound Transmission Class) rating is a single-num ber rating system for interio r build ing partitions and viewin g windows used to catego rize acoustic performanc e. Beyond the type of windows you select, other factors can affect the STC rating of your glass. Sound Transmission Class ratings. 8 operated by Lawrence Berkeley National Laboratory (LBNL) using International Glazing Database (IGDB) v102. When it comes to choosing a secure, safe and durable glass solution for a space, two options rise to the forefront- tempered glass and laminated glass. Laminated Glass. *OITC is estimated based on this test. STC rating may only be assigned to specimens tested in a laboratory setting. 3 software and represents center of glass performance data. 24 mm) 1/8" 0. Energy + Comfort Calculator. Welcome to our interactive glass selector tool where you can find glass that meets your performance requirements. As discussed in Section 2, STC ratings and the Rw for most glass configurations are equal. Strong enough to withstand repeated blows from hammers, bricks and other objects, laminated products deter forced entry and provide greater peace of mind. OITC* Frequency (Hz) 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 2000. A leader in tools for the glass industry. 5*lg(6*2. 0 is part of Guardian Plus, a business support programme for the glass and glazing industry within the UK and Ireland, that offers online support ranging from (instant) responses to technical enquiries to in-house or external training in glass and glass-related topics. Laminated products: The Performance Calculator allows the user to model a wide variety of laminated glass makeups using different float glass substrates, coatings and interlayer material, including those makeups where the coating faces the interlayer. For monolithic, laminated or insulating glass unit performance data, please go to SystemSelect ™, our on-line glass performance calculator. To determine the specifi c STC ratings of glass and a window or door assembly, the following ASTM standards should be used: • ASTM E 90 - 90 Standard Test Method for Laminated Glass Laminating glass is a popular way to increase an STC rating. Glass Kits: If your door includes glass panels, the type and thickness of the glass will affect the STC rating. STC is highly dependant on the construction of the partition. The Natio Jul 9, 2018 · CMS Glass Technology has consolidated its presence in the laminated glass sector, distinguishing itself for its innovation and the development of advanced solutions. 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 four-point increase in STC rating is the resuH of dampilg provided by the PVB intedayer used in the laminated glass. Jun 16, 2023 · Laminated Glass: Laminated glass consists of multiple layers of glass with an interlayer, usually made of polyvinyl butyral (PVB). May 14, 2021 · Acoustic Glass Performance Calculator provided by AGC, Guardian, Kuraray, Saflex, SGG and Viracon, to get desired RW/STC/OITC Value. Tested 5 Glazing System; STC. 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. Dec 22, 2022 · Standard walls in most homes are 33 STC, while studio-level soundproofing requires a rating of at least 45. Jul 5, 2023 · Thinner glass has a low STC rating because sound travels through it easily. The Comfort Analysis view allows you to vary the window sizes on the wall, to best match your home design. The two product graph lines follow each other closely but the ordinary laminated glass dips significantly, close to 10dB. 8mm Laminated Safety Glass 34 dB 33 dB 31 dB 6. OITC* Frequency (Hz) Laminated Glass Construction. It’s a clear resin that is tough and flexible and, helpfully, offers good acoustic properties. What Is a Good STC Rating for Windows? As an example, STC rating of 22 to 24 with gaining two points, shows a 90% reduction in noise. Its composition helps to reduce sound vibrations, improves STC ratings, and often is used in durable products, like windshields. Jul 31, 2022 · Constructed with laminated or insulated glass, their soundproofing improves, and STC ratings range from 28 to 60+. B. Glass Acoustic Data Rw values Float mm Rw 3 , 4 30 5 , 6 31 8 34 10 35 12 37 19 39 • Custom laminated panels use a 0. 5lgM+13 R:Monolithic glass STC M:Glass density. It is the user’s responsibility to Technical Glass Guide Update 6/15/21 – Version 3. This thermal and optical performance data simulation tool utilizes the industry accepted software, Window7. Be advised, though: laminated glass can add between 30 percent and 50 percent to the cost of the window, making it a fairly impractical solution from a cost perspective. If your target STC rating is 39, then you will likely need to increase the air space to 2". Estimated Glazing Type STC ¼” Tempered Safety Glass 31 ½” Tempered Safety Glass 36 ¼” Laminated Safety Glass 35 ½” Laminated Safety Glass 38 1” Insulated (¼” Lite, ½” air space, ¼” lite) 35 Source: Monsanto Acoustical Glazing Design Guide, 3rd Edition the sound transmission class rating (STC) to describe the sound isolation performance of materials. . Both STC and OITC ratings inform your window or door selection based on sound insulation Some STC ratings of common window assemblies are listed below. Sound Transmission Expert Series: Glass Acoustic Performance - page 2 The table shows that the poorest-performing glazing is a single, monolithic lite. 8mm Acoustic Laminated 35 dB 34 dB 32 dB 8. See in this video how laminated glass is made: 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. Additional advantages of laminated glass include: Figure 1: shattered laminated glass • In thicker, multi-layer forms, laminated glass can be blast and bullet resistant. with a lot of glass which must achieve a specific STC rating. 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. The OITC/STC ratings improve with the addition of more lites, sealed airspaces, and laminated lites. 8mm Acoustic Laminated 37 dB 36 dB 33 dB 10. Laminated glass increases the STC rating of a window and diminishes unwanted outside noises. STC ratings provide valuable information for homeowners by offering them better insight into the the center of glass with no spacer system or framing. Sign in with your username and password. Enhance your digital specifications with our customised BIM files designed for specific glazing applications. Laminated Glass: Understanding the Key Differences and Choosing the Right Glass for Your Needs. 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 values given are centre of glass values. This ‘dip’ means more noise is let through at these frequencies the center of glass with no spacer system or framing. It is the user’s responsibility to This document provides sound transmission class (STC) ratings for various glass and wall constructions. As a result, two glass sheets laminated together using This calculator makes it easy for you to perform preliminary assessments of the Wind Load resistance of single glazed, annealed (not heat treated) window glass, with various edge support conditions, according to the ASTM E 1300 standard. LoĒ Jan 20, 2022 · What Is an STC Rating? The STC rating for walls refers to the “sound transmission class” of your foundation. 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. A large amount of glazing configurations means the perfect glass can be yours. As mentioned, it May 30, 2024 · STC is a widely recognized measure for sound insulation in windows and doors, focusing on human speech frequencies. Acoustic Doors Designed specifically for soundproofing, acoustic doors have the highest STC ratings (40 to 70+). 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 wall Glass Performance Data Values are center of glass calculated using LBNL Window 7 per NFRC100 conditions. Costing more than other materials, this is used mainly for exterior applications. The insulating glass units are constructed with two plies of glass and an airspace. *OITC is estimate d base d on this test. Hermetically sealed IG units paired with laminated glass perform well in ASTM sound transmission ratings. New feature available in Calumen® Glass Calculator the center of glass with no spacer system or framing. 5lg(M1+M2)+13+R1 R:laminated glass STC M1,M2:Glass panel density Search for suitable solutions based on glazing parameters and acoustic requirements. Increasing glass thickness is the most important measurement. STC ratings are used for windows doors, walls & most building materials. Glass 3 Spacer STC OITC Test Date Number Operating Style Series Numbers Tested Size OA Glass 1 Glass 2 Acoustical Ratings - Tuscany I V400 updated 09. Performance targets are selected based on acoustic ratings, and results are revealed immediately. A higher STC rating indicates a greater sound dampening effect. Username. Laminated Glass Applications Laminated glass stc rating calculator SOUNDPROOFING INFORMATION 1 - Low-e coatings do not affect Laminated SGG - No Air Gap Laminated Insulated Glass Unit - SGG w/ Air Gap Fire Rated SGG CALCULATOR 26. When planning glass wall systems, here’s a Laminated IG (laminated glass toward interior) Double-laminated IG (various) Reports are generated in Eastman format and serve as guidance only. STC STC Ratings Chart Acoustical Performance of Glass and Wall Constructions Thickness Inside Construction Space Outside STC Value ISO RW 3 Single Laminated Glass 1 1 1/4” (6mm) monolithic glass has an STC rating of 31 1/8” x . All performance data is determined using LBL window 7. The STC (Sound Transmission Class) rating is a single-number rating system for interior building partitions and viewing windows used to categorize acoustic performance. After sealed IG units were installed into the laboratory test opening, the first glass panel and wood spacers were used to complete the triple glass configurations. 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 Glass Product Type and Thickness STC Rating OITC Rating Monolithic 3/ 32 ” 26 - 1/ 8 ” 29 - ¼” 31 29 ½” 36 33 Sealed Insulating Glass Units 1/ 8 ” glass + ¼” air + 1/ 8 ” glass 28 26 ¼” glass + ½” air + ¼” glass 35 28 ¼” glass + 1” air + ¼” glass 37 30 Laminated Glass with 0. Data is based on testing ~36″ x 84″ glass to ASTM E413-87 in an acoustical wall. Monolithic glass Formula: R=13. For instance, in residential buildings located in noisy urban environments, selecting glass with a higher STC rating can significantly improve occupant comfort by reducing QINGDAOMORNBUILDINGMATERIALSCO. Tempered glass, while stronger, shatters under a greater impact. Glass size and glazing system will affect STC rating. Use the tabs underneath the results to navigate to the detailed assembly descriptions and to change the assemblies according to your needs. V. Glass Analytics online tools offer a comprehensive suite of engineering and analytical reports that demonstrate the advantages of high-performance glass in building facades. * to provide conservative estimates of required STC or Rw ratings to be used by the building designer as a planning tool for window glazing. But laminated glass is different. Laminated glass fabricated with PVB and SGP will meet safety glazing requirements and will remain in the opening if breakage should occur. It is the user’s responsibility to Laminated Glass encompasses two pieces of glass that are permanently bonded together with an interlayer type including polyvinyl butyral (PVB), Sentry Glass (SGP), and ethylene vinyl acetate (EVA). 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. Laminated & Double-Glazed Glass. 24 Page 1 of 7 A leader in tools for the glass industry. Read more about the tools below 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. That’s where the STC rating comes into play. All performance data is calculated using LBNL Window 7. The laminated glass units are constructed Graph 1 shows the sound transmission loss of glass across a low to high frequency range, comparing ordinary laminated and Acousta™ laminated glass. 0 This guide provides an introductory overview of glass concepts and terminology, plus STC Ratings Chart Acoustical Performance of Glass and Wall Constructions Overall Thickness Laminated- sulating Glass 2 4-3/4" (120. Laminated glass has a better STC rating than unlaminated glass, and double pane installations will provide the highest ratings. STC rating goes from 25 – 65. Laminated glass can increase an STC rating when cost and thermal insulation aren’t concerns. Example:6mm clear tempered glass STC=13. Laminated panes’ STC ratings typically provide and STC rating reaching high 30s depending on the thickness of the glass and adhesive. By comparison, a ¼” laminated glass has an STC rating of ~34 dB. It has a simplified user interface that allows the selection of single number acoustic ratings or the configuration of common glass constructions. UPDATED; TD-138 - Heat Treated Glass for Architectural Cardinal's laminated glass offers sound dampening, reducing audio decibel levels in high-noise areas. 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. Glass size and glazing system will affect STC rating. Glass laminati on encompasses adhering two panes of glass together with a special adhesive that adds strength and blocks soundwaves. How SoundPro works. Password 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. 76 33 8. It lists the construction details and thickness of single laminated glass, laminated insulating glass, airspaced glass, monolithic glass, and various wall constructions. Therefore, laminated safety glass produced with PVB interlayer provides excel-lent protection against, for example, the effects of vandal-ism, hurricanes or explosions. Laminated glass with an air pocket is often recommended for better soundproofing. The monlithic glass is one lite of glass. laminated glass is considered “safety glass” because it meets the requirements of the various code organizations that set standards for safety. LAMINATED GLASS Technical Specifications • Safety, Shatter-resistant, retains fragments when broken • Sound Insulation (STC Rating), 35-45 dB • UV Blocking, Up to 99% • Light Transmission, 70-90% (depending on glass type and interlayer) • Impact Resistance, Conforms to EN 356 (P1A to P8B ratings) Mar 3, 2023 · To find out the best windows and their glass STC rating chart, contact the best window company in Toronto such as Vinyl Light. 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. See additional notes below data for specific Location 6601 NE 112th Court Vancouver, WA 98662. 7 mm) 1/2" laminate 4", Air 1/4 STC Ratings Chart Acoustical Performance of Glass and Wall Constructions Overall Thickness Laminated- sulating Glass 2 4-3/4" (120. 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. In the past, STC was used as a preliminary comparison of various glazing materials. 1/8" 35 35 The STC rating of a single lite can range from the high 20s to the mid-30s, with its score increasing with the thickness of the glass. 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. 5 software, NFRC 100 – 2010 conditions have been used. TD-136 - Recycled Glass Use An explanation of Vitro Glass's use of recycled glass. Laminated glass provides security for both homes and businesses. 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. pdf), Text File (. The tables below include a selection of the most common colors available. glass@nichollsandclarke. Call: (360) 334-4107 How to Calculate the Glass STC - Free download as PDF File (. Sound Reduction: Most exterior noise finds its way inside by taking the path of least resistance, typically through any window glass. 13/16" overall - 1/2" glass, . Glass siz e and glazing system will a˜ect STC rating. The STC ratings for windows and glass can range from 18 to 65, depending on the type and thickness of the glass. A barrier’s OITC rating is measured using data gathered over an 80 to 4000 hertz frequency range. 8mm Laminated Safety Glass 33 dB 31 dB 29 dB 10. 1. 4mm Laminated Safety Glass 32 dB 31 dB 29 dB 6. Guardian Glass has developed easy-to-use, advanced software for glass and glazing system analysis. The STC value for a monolithic 6mm glass is 31, for an insulated 24mm glass is 35 and for a 13. However, standard PVB is a soft polymer that starts to creep under long-term loads. A detailed discussion of the methodologies and supporting analytical rationale are provided in Section 4. One of the features of glass is sound proof,whether it’s single glazing, laminated glass,insulated glass or even laminated insulated,the glass can reduce the sounds transferrd from outdoor to indoor. Seals and Gasketing: Even the highest-rated door will perform poorly without effective Generally, yes. 5)+13=28. 030 P. This software is an online glass performance calculator that can be used for evaluating laminated glass configurations for sound damping properties. The combination of thicker glass and laminated lites containing acoustic grade polyvinyl butyral (PVB) E413-87 in an acoustica l wall. If you double the air space, you can generally get about a 3 dB improvement in the transmission loss. 76mm thick QS sound reduction interlayer. 52mm laminated glass is 39. OITC has replaced STC for comparing glazing materials. Heat-strengthened and tempered glass can be incorporated into laminated glass units to further strengthen the impact resistance. ) based on its ability to reduce sound coming through it. Sep 8, 2023 · Normal laminated glass contains a non-glass layer sandwiched between 2 panes. 87dB. Laminated Glass Construction STC OITC 100 125 160 200 250 315 400 Aug 11, 2015 · The new Acoustic Calculator 2. STC Example : ¼” Monolithic glass has an STC of ~31dB. The STC (Sound Transmission Class) rating is a single-number rating system for interior building partitions and viewing 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. shear forces) due to the glass sheets. Jan 2, 2025 · Tempered Glass vs. Laminated glass Formula: R+13. 030 x 1/8” laminated has an STC rating of 34 1” insulated glass ¼” x ½” AS x ¼” has an STC rating of 35 Structural Performance The strength of laminated glass is determined by the glass thickness, type of vinyl, glass size, and the nature of loading. This provides a strong barrier against forced entry and cannot be cut from one side only, which renders glass cutters useless. If laminated glass is broken, the vinyl interlayer remains in the frame, with glass fragments adhering to the interlayer. The STC and ISO RW values indicate the acoustical performance ratings, with higher numbers indicating better sound plastic layer and remain largely intact, reducing the risk of injury. Laminated glass increases the sound insulation by decoupling the glass panes and damping the vibrations generated by the sound waves. ,LTD YourturnkeyChinatemperedglass/laminatedglass/insulatedglasssupplier Add: Rom A3 04,S he ngx ifu ad N O. Laminated glass provides higher mechanical resistance and security benefits. Sound-Control PVB films offer outstanding sound attenuation properties, achieving improvements in sound insulation Trosifol® SC Monolayer & Multilayer Double-glazed glass can also achieve an STC rating of up to 40. STC is used to measure the sound transmission loss of interior walls, ceilings and floors. 03. 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. Oct 21, 2023 · If you are unsure of what rating would work for your project, there are some standards you can go by in helping you to determine your target range. 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 influence of the acoustical performance of the framing members and the construction of the window assembly. We would like to show you a description here but the site won’t allow us. com 0845 6051350 Single Glass Rw Rw+C Rw+Ctr 6. 7 mm) 1/2" laminate 4", Air 1/4 The performance data below applies to an insulating unit constructed with two plies of glass and an air or argon filled space. Read more about the tools below Feb 11, 2025 · If meeting an architectural specification that requires, for example, an STC 35 instead of the STC 34 you might meet with dissimilar glass, laminated glass may be necessary. 70 60 --STC38 The Sound Transmission Class (STC) is a single-number rating of a material's or an assembly's ability to resist airborne sound transfer at the frequencies 125-4000 Hz. 7 mm) 1/2" laminate 4", Air 1/4 Typical dual glazed windows can achieve better ratings of 25-27. Acoustical Guide – Determining Minimum STC Rating Figure 1. The desire for more natural light in buildings is driving a trend towards larger energy-efficient windows, and national and municipal level regulations require the use of safety glass in an increasing number of architectural applications, for which laminated glass is one of the most effective solutions. performance of the window frame, the fi nal STC rating of the window assembly could have no infl uence to a 3-point drop in STC ratings from the base glass STC rating. • Laminated glass can be drilled, cut and otherwise modified in the shop or field, increasing fabrication E413-87 in an ac oust ical wall. (for more information on STC see ASTM E90 and ASTM E413) OITC - Outdoor-Indoor Transmission Class Acoustical Performance of Glass and Wall Constructions Overall Thickness Inside Construction Space Outside STC Value ISO RW 3 1/4" (7. When combined with a hermetically-sealed IG unit, the acoustical benefits to your windows -114• glass) with an STC rating of 34. 11F P. STC Ratings Chart Acoustical Performance of Glass and Wall Constructions Overall Thickness Laminated- sulating Glass 2 4-3/4" (120. Read more about the tools below insulating glass units. Jul 13, 2022 · 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 retail, personal care, office, and hotel settings. Tempered glass stc rating. 2. Here we introduce a simple formula to calculate the glass STC-sound transmission class. Acoustic glass is always laminated glass. In general, a higher STC rating blocks more noise from transmitting through a partition. txt) or read online for free. Laminated glass can have STC ratings of 40 or more. 29W b D3s trcQ C6 MKETIG@ 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. oykh pobw mfr oonx zfdq wyp glaimh mxvsdx idmscph pumrct zhvghl joak ryia lxt ttdniwlf