Laminated glass stc rating pdf. Numerical values are comparable.

Laminated glass stc rating pdf In the past, STC was used as a preliminary comparison of various glazing materials. 030"-Lami; Laminated Insulating Glass: Sound Transmission Loss Data(1) 1/3 Octaveband (HZ) STC. The gap between panes provides acoustic insulation as well, which helps improve STC ratings. Acoustical Guide – Determining Minimum STC Rating Figure 1. As a result, Saflex interlayers for laminated glass are used in nearly 50% of laminated glass applications in automotive and architectural industries. 2 L aminated Glass is a multifunctional glazing material that can be used in a variety of applications. May 6, 2020, As a result it is not recommended for glass selection of exterior wall applications since the single-number rating was achieved under a specific set of laboratory conditions. 4. 4 types of laminated safety glass interlayers 1. In addition to STC, another popular method of measuring a weighted average is the weighted sound reduction index R w. At this time, the American Society for Testing and Materials (ASTM; Now ASTM International), was developing a rating called Sound Transmission Class (STC). g. • WD66 with STC with a lot of glass which must achieve a specific STC rating. 35 Technical Glass Guide Update 6/15/21 – Version 3. 24 Page 2 of 7 Due to continual product research and development, details listed are subject to change at any time Laminated glass is often used to reduce a building’s interior partition noise level. ,LTD YourturnkeyChinatemperedglass/laminatedglass/insulatedglasssupplier Add: Rom A3 04,S he ngx ifu ad N O. For laminated safety glass products made of heat-strengthened or fully tempered glass, we recommend high adhesion, e. It is manufactured by permanently bonding two or more lites of glass with layers of polyvinyl butyral (PVB) interlayer, laminate coupling effect of laminated safety glass. OITC* Frequency (Hz) 100 125 160 200 250 315 Tested under ASTM E90, laminated outside pane consisted of either 1/8"-0. 38 33 35 10. 32 : 1/2" RAL-TL85-198 ; 36 ; 33 . react quite differently to PVB interlayers. 7625mm 4. Type glass thickness-Calculate-Download performance datasheet in PDF Glazing type (single)-1st pane (Float/LamiGlass PVB)-Thickness (Desired Thickness)-Apply-Report • SL45 with STC 40 laminated glass has an STC of 36. STC Rating. I was initially concerned the reported STC rating is only 37 which is almost the best they can do, but I’m glad I went with it as the improvements are KERALITE® SELECT LAMINATED IGU Fire-Rated Laminated Safety Polished Glass Ceramic - Exterior Application CLASSIFICATION PRODUCT FEATURES www. Trosifol ® UltraClear (formerly known as Trosifol ® BG R20) and Trosifol ® Clear (Butacite ) with J adhesion. Laminated Glass Laminating glass is a popular way to increase an STC rating. -1/8" (total 3/8" thick), 1/4"-0. 0 mm 6 Data is based on testing ~36″ x 84″ glass to ASTM E413-87 in an acoustical wall. 38 34 • Custom laminated panels use a 0. The first records of measurements for the acoustic evaluation of laminated glass date back to 1968. What is the STC rating of 12mm glass? higher STC ratings. Laminated glass has a better STC rating than unlaminated glass, and double pane installations will provide the highest ratings. -1/8" (total 1/4" thick), 1/4"-0. 2' x 4' beam traveling at Saint-Gobain Glass (United Kingdom) Limited, registered in England, Company Number 2442570. 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. Hermetically sealed IG units paired with laminated glass perform well in ASTM sound transmission ratings. 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 . F-SW-2. R:Insulated glass STC. Cardinal's laminated glass offers sound dampening, STC and OITC are standards that measure sound attenuation. Registered Office: Saint-Gobain House, East Leake, Loughborough, Leicestershire, LE12 6JU. Switchglass™ is a laminated glass product and, because of the nature of our PDLC film and (STC). Impervia ® Sliding Windows (1) See Design Data pages in this section for specific product performance class and grade values. 1/8" 35 35 Laminated- sulating Glass 2 4-3/4" (120. • Sound reduction will improve with the use of laminated glass due to the vibration dampening effect of the PVB interlayer. It includes the Sound Transmission Class (STC) rating and Outside-Inside Transmission Class (OITC) rating, How to Calculate the Glass STC - Free download as PDF File (. Strong enough to withstand repeated blows from hammers, bricks and other objects, laminated products deter forced entry and provide greater peace of mind. To Glass Airspace Glass STC OITC 3 mm 6. Double-Glazed Double-glazed, or double-pane glass features two panes in a frame with a layer of air between them. OITC. • Laminated glass can be drilled, cut and otherwise modified in the shop or field, increasing fabrication 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 STC rating may only be assigned to specimens tested in a laboratory setting. 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 Laminated Glass: Laminated glass consists of multiple layers of glass with an interlayer, usually made of polyvinyl butyral (PVB). Sound transmission classification (STC) value for glass under ‘ideal test conditions’ is a way of Tested under ASTM E90, laminated outside pane consisted of either 1/8"-0. 250: 7/8" 3. 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. 175mm: 29 23: Sliding Window – Dual Pane Impact Laminated Insulating Glass 59. Shear deformation That’s where the Sound Transmission Class (STC) rating for glass comes into play. 5 mm 3 mm 28 25 3 mm 13. Think Loud Studios Malvicino Design Group 15. Laminated insulated glass. Refer to Table 2 for representative STC ratings. STC Ratings Chart Acoustical Performance of Glass and Wall Constructions Overall Thickness Inside Construction Space Outside STC Value ISO RW 3 1/4" (7. File #R14515 Tested in accordance with UL 9, UL 10B, UL 10C, NFPA 80, NFPA 252 Operating Style Series Number Test Number Glass 1 Glass 2 STC EWR OITC Casement 8520 File Name: STC Ratings - Tuscany Due to continual product research and development, File Name: STC Ratings - Tuscany Due to continual product research and development, details listed are subject to change at any time. Laminated glass consists of two or more layers of glass that are permanently bonded together with one or more polymer interlayers using heat and The rating covers the sound sources generated in building interiors such as human speech, radio and television. -1/4" (total 1/2" thick), Acoustical Ratings - Tuscany I V400 updated 09. 030" PVB Interlayer Manufactured in USA NOT Fire-Rated STC 35 Rating POLYCARBONATE HIGH IMPACT Impact Safety Rating Information Complies With IBC Requirements for Use in Doors. 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. com. Pella 2024 Architectural Design Manual Division 08 – Openings Windows and Doors www. laminated glass is considered “safety glass” because it meets the requirements of the various code organizations that set standards for safety. 1 introduction 1. A small change in the STC rating can make a big difference. Laminated glass is created through a process comparable to tempering. The document provides acoustic performance data tables for insulating glass, triple insulating glass, monolithic glass, and laminated glass constructions. This ‘dip’ means more noise is let through at these frequencies 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 BLACK - 5/8" + 5/8" Laminated Glass Windows (ST650 + ST650R) RED - 5/8" +3/8" Laminated Glass Windows (ST650 + ST400R) 15 20 25 30 Both testing agencies measured the same STC rating with the same TL spectrum within allowable measurement tolerances. A SPW using 1/4" laminated glass A SPW using 5/8" laminated glass All tests were performed by Western Electro-Acoustic Laboratory (WEAL), a fully accredited • STC Rating: 36 STC Features & Benefits • Largest sheet size in the industry 51" x 99" • Laminated floated glass-ceramic meets CPSC 16 CFR 1201 safety glazing requirements • Fire-rated for up to 90 minutes with required hose-stream Double-glazed glass can also achieve an STC rating of up to 40. laminated glass n n 5/2011 S. • WD65 with STC 38 laminated glass has an STC of 36. With an innovative blend of metal and glass, the PURE Sonos design fully frames the glass panels—adding rigidity and greater sound protection without interrupting sight lines. Pim Foam or Dura**** 3/32 3/32 - 28 23 4/19/99 TL99-145 1/8 1/8 - 30 24 4/28/98 TL98-188 1/8 3/16 1/8 5/32 3/ Operating Style Series Numbers Glass 1 Glass 2 Spacer STC File Name: STC Ratings - Style Line | V250 Due to continual product research and development, details listed are subject to window and door frames hold impact-resistant laminated glass — the primary barrier that continuously protects your home throughout major storms, deters break-ins from • National Fenestration Rating Council (NFRC) • STC (Sound Transmission Class) WinGuard® products can withstand repeated impact from a 9-lb. Laminated and double-glazed glass both hold STC ratings of 40, but anything higher typically calls for a combination of the two. As a result, Salex interlayers for laminated glass are used in nearly 50% of laminated glass applications in automotive and architectural industries. -1/4" AS(2)-1/8" (SEALED) RAL-TL95-296 . 24 Page 1 of 2 Due to continual product research and development, details listed are subject to change at any time. In tensile tests, the strength of SentryGlas® is considerably higher than PVB. This is produced with two pieces of regular or tempered glass sandwiched between clear plastic resin—polyvinyl butyral (PVB). txt) or view presentation slides online. ™ Soundproof Glass Window Model Number STC rating: Specifications: Studio 4 < 45: 1″ Insulated Glass Unit With 2 Pieces of 1/4″ Laminated Glass; 4-1/2″ Aluminum Frame; Angled STC Ratings Updated : 01/18/2022 by K. 7 mm) 1/2" laminate 4", Air 1/4" laminate 51 51 to provide conservative estimates of required STC or Rw ratings to be used by the building designer as a planning tool for window glazing. The two product graph lines follow each other closely but the ordinary laminated glass dips significantly, close to 10dB. Laminated glass will typically deliver better sound reduction properties than plain float or toughened glass. 1/8" 35 35 STC Example : ¼” Monolithic glass has an STC of ~31dB. Significant Sound Reduction Significantly reduces exterior sounds in your home with an STC rating of 30–35 depending on the product. Laminated Glass for QINGDAOMORNBUILDINGMATERIALSCO. 38 35 36 10. 5 32 36 6. STC RATINGS EXPLAINED. Seattle Space Needle. PURE® Sonos The higher the STC rating, the more able the material is to resist the transmission of sound. -1/4" (total 1/2" thick), Figure 1. 52mm laminated glass is 39. 17. 250 7/8" 3. The higher the STC rating, the more sound will be dampened. The laminated glass units are constructed Acoustical Performance of Glass and Wall Constructions Overall Thickness Inside Construction Space Outside STC Value ISO RW 3 1/4" (7. Data is based on testing ~36" x 84" glass to ASTM E413-87 in an acoustical STC. The soundproofing rating for most standard homes is 33 STC, while soundproofing for studios must be at least 45 STC. The STC rating measures how well a material can reduce the transmission of sound through a partition or wall. 0 mm 3 mm 31 26 3 mm 19. N/A. Laminated Glass for Gostaríamos de exibir a descriçãoaqui, mas o site que você está não nos permite. OITC* Frequency (Hz) 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 2000 2500. 125" 7/8" 3. Some companies specialize in manufacturing acoustic windows which make use of multiple lites, often laminated and separated by an airspace in window frames that are split between the lites to create isolation similar to Laminated Glass encompasses two pieces of glass that are permanently bonded together with an interlayer type including polyvinyl butyral (PVB), Sentry Glass Glass Appearance: Clear. 5 36 39 12. The performance data below applies to laminated glass units constructed with two plies of glass and an interlayer. 175mm 3. 5 mm 3 mm 33 28 6 mm 6. Laminated glass provides security for both homes and businesses. • SL80/81 has an STC rating of 38 when using double insulated laminated STC 38 glass, and a rating of 45 when using double laminated STC 45 glass. Call: (360) 334-4107 three different glass configurations. Glass Acoustic Data Rw values Float mm Rw 3 , 4 30 5 , 6 31 8 34 10 35 12 37 19 39 Duo Plus™ IGU with Float mm Rw 4/12/4 32 5/12/5 33 6/12/6 34 Single Laminated PVB mm Rw 6. Sound Transmission Class ratings. 76 33 8. vetrotechUSA. 7 mm) 1/2" laminate 4", Air 1/4" laminate 51 51 the sound transmission class rating (STC) to describe the sound isolation performance of materials. V300 | TrinsicTM Series Acoustical Ratings Laminated Glass. 9375mm 35: 27 STC Ratings of Common Glass Assemblies Similar to wall assemblies, STC ratings for windows are determined in laboratory tests. The STC (Sound Transmission Class) rating is a single-number rating system for interior building partitions and viewing windows used to -114• glass) with an STC rating of 34. 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. Laminated panes’ STC ratings typically provide and STC rating reaching high 30s depending on the thickness of the glass and adhesive. 70 60 --STC38 STC (Sound Transmission Class) rating is a crucial consideration for architectural laminated glass customers. Numerical values are comparable. * 13/16" overall - 1/2" glass, . In addition, the stiffness of SentryGlas® is up to 100 times greater than PVB. When planning glass wall systems, here’s a Glass 3 Spacer STC OITC Test Date Test Number Operating Style Series Numbers Tested Size OA Glass 1 Glass 2 Acoustical Ratings - Trinsic I V300 updated 04. 14a Laboratory measured STC and OITC ratings and Rw for various glass configurations. Milgard’s Quiet Line window, with three layers of glass, achieves some of the best STC ratings available. TD-136 - Recycled Glass Use An explanation of Vitro Glass's use of recycled glass. Laminated Glass – Thermal and Optical Properties Glass Technical Document | TD-128 Vitro Architectural Glass PAGE 1 OF OOF F 12 In today’s architectural construction, laminated glass applications are widely used in commercial and residential building projects. 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 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. If you double the air space, you can generally get about a 3 dB improvement in the transmission loss. What STC rating is recommended for residential use? Most residential applications benefit from STC ratings between 30 and 40, depending on external noise levels. Location 6601 NE 112th Court Vancouver, WA 98662. com Fire Rating 20-90, 180 Minute US Testing/Compliant Listed and labeled with Underwriters Laboratories Inc. Related Products. 76mm Best Performing Laminated Insulating Glass Zero reported seal failures for 5+ years, compared to industry average of 2% yearly failure rate. The tested STC ratings were less than the manufacturer's published STC ratings. 030 P. 16. ENERGY STAR® Options Laminated panes’ STC ratings typically provide and STC rating reaching high 30s depending on the thickness of the glass and adhesive. OITC; Rw. 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. Weighted Sound Reduction Index (Rw) STC/OITC rating of the window assembly will typically be reduced from the base glass acoustical rating. Formula: R+13. 76 31 34 8. NGP (National Guard) - L-FRA100 Vision Lite Kit Pack with 1/4″ Clear Laminated Safety Glass. Always specify the minimum required STC for laminated glass rather than simply specifying “laminated glass” of a specific thickness. Laminated & Double-Glazed Glass. O. Around the world, Salex is the most trusted name in laminated glass interlayer technology – delivering consistent performance, durability, reliable and knowledgeable service. 5 mm 6 mm 32 27 6 mm 13. The four-point increase in STC rating is the resuH of dampilg provided by the PVB intedayer used in the laminated glass. P. 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. Operating Style Series Numbers Glass 1 Glass 2 Spacer STC TL22-271 28 12/14/22 TL22-270 acoustical ratings not available for this File Name: acoustical ratings not available for this glass combination not available for this glass combination X X <--34 29 04/10/23--> X 32 25 12/12/22 fixed (step frame) 6340 6341 6330 Laminated glass in an IGU – Laminate absorbs sound waves to prevent sound traveling through the glass. Rw: 1/4" RAL-TL85-169 ; 31 ; 29 . 625" x 59. txt) or read online for free. Think of it as a sort of ‘noise-blocking grade’ for glass. Laminated safety glass with SentryGlas® interlayers . 5 conclusions 2 a guide to designing in laminated STC Ratings for Storm Windows Special weather-stripping for storm window Single Glazed ¼” Laminated Glass 41 - 45 Single Glazed 3/16” Laminated Glass 40 - 44 Single Glazed 1/8” Glass 31 - 37 Single Glazed No Storm Window 24 - 29 Prime Window Storm Window Glass STC Rating. 29W b D3s trcQ C6 MKETIG@ STC Rating OITC Overall Glazing Rating Thickness Exterior ; Glass Thickness Interior Glass Thickness Sliding Window – Dual-Pane Standard Insulating Glass; 59. Glass size and glazing system will affect STC rating. 7625mm: 31 25: Casement Dual Pane Impact Laminated Insulating Glass Vent : 23. Refers to a window manufactured by Soundproof Windows, Inc. 125" 7/8" 4. STC rating is recommended for interior glazing. 38 36 39 Table 6 – Sound reduction with IGU’s NOMINAL THICKNESS STC Rating OITC Overall Glazing Rating Thickness Exterior Glass ; Thickness Interior Glass Thickness Casement Dual Pane Standard Insulating Glass; Vent : 23. 3 safety glass: tempered glass vs laminated glass 1. Laminated glass can have STC ratings of 40 or more. 800 Park Drive, Owatonna, MN 55060 US | (800) 533-2080 ©2023 Graph 1 shows the sound transmission loss of glass across a low to high frequency range, comparing ordinary laminated and Acousta™ laminated glass. 030" P. ASTM E 1332-10a, Standard Classification for Rating Outdoor-Sound Attenuation *Nominal Thickness – not for construction †STC: Sound Transmission Class 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 2000 2500 3150 4000 5000 Inside Glass EVALAYER (EVA Thermoset film) Outside Glass Overall Nominal Thickness* 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 insulating glass units are constructed with two plies of glass and an airspace. VAT Number GB 544 939 018. For extreme noise conditions like airports, Quiet Line can be enhanced with laminated glass and heavier glazing. Single & Laminated Glass Data. 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. Glass size and glazing system will affect STC rating. 9375mm 32: 26 Hurricane Shield Series PURE® Sonos Framed Glass Wall Systems provide the transparency of glass combined with Sound Transmission Class (STC) rating to enhance privacy. 37 : Lami-0. Widely used STC (Sound Transmission Class) measures frequencies from 125 Hz to 4000 Hz. V. Laminated Glass Construction. ViraconAcousticPerfDataTables. The ASTM E90 Standard Typical Improvement in Sound Attenuation when using Laminated Glass(1) Sound Control (continued on next page) 80 125 200 315 500 800 1250 2000 3150 5000 STC 60 55 50 45 40 35 30 25 20 15 I upgraded street-facing windows to Milgard Tuscany dual-pane with laminated glass on inner side. Measured on a numerical scale, ** The laminated glass position will be dependent of the type of low-e used. Glass laminati on encompasses adhering two panes of glass together with a special adhesive that adds strength and blocks soundwaves. 2 safety and security mega-trend: need for reducing risk 1. Industry standard is STC 26 for single hung windows. B. Laminated glass the interlayer of laminated glass. pdf - Free download as PDF File (. UV Around the world, Saflex is the most trusted name in laminated glass interlayer technology – delivering consistent performance, durability, reliable and knowledgeable service. Traditional uses may include laminated glass in 1 laminated safety glass 1. Its composition helps to reduce sound vibrations, improves STC ratings, and often is used in durable products, like windshields. By comparison, a ¼” laminated glass has an STC rating of ~34 dB. HELP ME CHOOSE - ACOUSTIC GLASS The STC and OITC rating measures a window’s ability to block sound transmission. Heat-strengthened and tempered glass can be incorporated into laminated glass units to further strengthen the impact resistance. Pella. STC Rating: STC 35. 1. A detailed discussion of the methodologies and supporting analytical rationale are provided in Section 4. *OITC is estimated based on this test. Please request our test results package. As discussed in Section 2, STC ratings and the Rw for most glass configurations are equal. Should breakage occur, all layers are held together, instead of shattering into pieces or pebbles. , Saflex Acoustic PVB). Sound Control Specifications [DOC] SELECT ALL three different glass configurations. The order of sound insulation performance from poor to excellent is: 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 Acoustical Ratings: 1/4" = STC 29 1/2" = STC 34 LAMINATED GLASS 1/4" Thick Laminated Architectural Glass Comprised of Two Plies of Glass and a . The principle of the test was to send STC rating, the more able the material is to resist the transmission of sound. 125 x 47. TD-138 - Heat Treated Glass for Architectural Glazing Combining different glass thicknesses with laminated glass adds even more sound control. When combined with a hermetically-sealed IG unit, the acoustical benefits to your windows 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. STC: OITC: Rw: 1/4 ″ RAL-TL85-169: 31: 29 The glass types listed below are included in the Laminated Glass offering. 24 mm) 1/8" 0. Laminated glass is INTERIOR STC RATING 6. The STC (Sound Transmission Class) rating is a single-number rating system for interior building partitions and viewing plastic layer and remain largely intact, reducing the risk of injury. 11F P. Costing more than other materials, this is used mainly for exterior applications. pdf), Text File (. • SL60 with STC 38 laminated glass provides an overall STC of 36. E413-87 in an ac oust ical wall. If there is a need for high adhesion on open edges we recommend Trosifol ® UltraClear or SentryGlas®. 0 This guide provides an introductory overview of glass concepts and terminology, plus Thinner glass has a low STC rating because sound travels through it easily. High Rw ratings add cost. 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. * * [The data and information set forth are based on samples tested and are Laminated Glass: Sound Transmission Loss Data (1) (1) The data here is based on samples tested at Riverbank Acoustical Laboratories in accordance with ASTM E90-97, ASTM E413-87 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 The STC (Sound Transmission Class) is a rating system for interior building partitions and viewing windows used to categorize acoustic performance. STC. 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. 14. Some STC ratings of common window assemblies are listed below. The laminated glass interlayer should be of a thickness and type designed for optimum acoustic performance (e. 1/4" Lam. The unit of the Weighted Sound Reduction Index is decibel (dB Noise S. 38 29 34 6. 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. Save as PDF. 175mm: 7. Wider air space – The air space between the glass panels in an Higher STC ratings mean better sound control. If your target STC rating is 39, then you will likely need to increase the air space to 2". 38 32 6. To illustrate, the STC value for a monolithic 6mm glass is 31, for an insulated 24mm glass is 35 and for a 13. [PDF] SELECT ALL DOWNLOAD SELECTED. A higher STC rating indicates a greater sound dampening effect. T. SOUNDPROOFING INFORMATION 1 STC Ratings Chart Acoustical Performance of Glass and Wall Constructions Overall Thickness Inside Construction Space Outside STC Value ISO RW 3 1/4" (7. 03. 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 BLACK - 5/8" + 5/8" Laminated Glass Windows (ST650 + ST650R) RED - 5/8" +3/8" Laminated Glass Windows (ST650 + ST400R) 15 20 25 30 Both testing agencies measured the same STC rating with the same TL spectrum within allowable measurement tolerances. A SPW using 1/4" laminated glass A SPW using 5/8" laminated glass All tests were performed by Western Electro-Acoustic Laboratory (WEAL), a fully accredited laminated glass 5/2011 S. Oldcastle STC Data Laminated Glass: Sound Transmission Loss Data (1) 1/3 Octaveband (HZ) STC. Laminated glass increases the STC rating of a window and diminishes unwanted outside noises. The OITC (Outside-Inside Transmlssion insulating glass units. tldr wajiziyw wdcuh ektmzh usxya akcdr qte dsolczp tyzzpsnm hclqmk pztlkzb goasu yhzi sbado rzou