Acoustic glass db ratings pdf. This document discusses glass and acoustic insulation.

Acoustic glass db ratings pdf STC (Lab) 28–30 30–35 35–40 42–45 47–50 52–55 57–60 62–65 70 75+ 20–22 25–27 30–32 32–37 40–42 45–47 50–52 55 60 65+ ASTC (Field) Most sentences clearly understood halving or doubling of the perceived noise. to provide conservative estimates of required STC or Rw ratings to be used by the building designer as a planning tool for window glazing. Any masonry construction Acoustic privacy > 40 dB Will provide privacy. To minimize this instruction all STC Ratings Chart Acoustical Performance of Glass and Wall Constructions Overall Thickness 5 Deviates below Rw 32 contour by 9 dB at 2,500 Hz Our 12. txt) or read online for free. 4 GLASS PERFORMANCE IN ACOUSTIC INSULATION Unwanted sound is considered noise when it intrudes on our daily lives. DS/AL10/0121v6 TECHNICAL INFORMATION Resistance to Fire NPD Reaction to Fire NPD Noberne Doors Acoustic Performance Matrix ACOUSTIC RATINGS - SINGLE ACTION SINGLE DOORS Door Core Fire Rating Thickness Glazed/Unglazed dB Rating RW Series 3 FD30 44 unglazed 31 Series 3 FD30 44 7mm glass 34 Series SR 30 FD30 54 unglazed 43 Series SR 30 FD30 54 15mm glass 43 Series 5 FD60 54 unglazed 33 North America, a rating system was introduced in 1970 under ASTM E 413 “Classification for Rating Sound Insulation. 8mm), however, at that thickness the glass becomes very heavy, making it difficult to support with traditional window designs. com May 13, 2024 · A longer one would state that the implementation of acoustic glass can reduce sound in a space by up to 45 decibels (compared with 30 dB by double glazing), depending on whether the building’s envelope is properly sealed and insulated, the thickness and composition of the acoustic glass, and the frequency, intensity and distance of the noise Single Glazed - 6. 9 CF 377 3(B)3 34 dB Rw PYROBELite 9EG 12. The STC (Sound Transmission Class) rating is a single-number rating system for interior building partitions and viewing windows used to categorize acoustic performance. The performance data below applies to an insulating unit constructed with two plies of glass and an air or argon filled space. Having determined the noise source level rating and the desired internal noise level for a given room, the next step is to find a glass product from Table 1B which meets or exceeds the This document presents an overview of glass acoustical performance and considerations when specifying glass to achieve specific acoustical objectives. 8mm 40 A1 6mm / 10mm/ 12. 1. Noise intensity is measured in Decibels (dB) and the scale used to measure levels of noise reduction is known as the sound reduction index. 8 Pilkington Optiphon™ 12,8 40 -1 -3 12. 1 CF 377 1(B)1 37 dB Rw PYROBELite 12 12. Acoustic glass is a double glazed unit that includes a pane of laminated glass. construction work). The higher the OITC rating, the better resistance to sound transmission. But they also differ quite a bit: for example, Rw covers a larger frequency range than STC. 87 Light Reflection 0. 52 RAL:TL06-152 10. 0 + 96. PRESS GLASS possesses certification for sound absorbing glass with an acoustic insulation factor ranging between 31 dB and 52 dB. 4 CF 377 1(B)1 41 dB Rw Direct Airborne Sound Insulation 40 (-1;-3) dB THERMAL PROPERTIES Thermal Transmittance (U-value) 25. in windows and doors are becoming far more important. In this example, the reduction factor is –1 db, which gives a total acoustic value of 41 dB, and the reduction factor Ctr is –5 dB which gives a total acoustic value of 37 dB. 4 CF 377 1(B)1 41 dB Rw Noise-Lock® "C"-Class vs. 0 + 98. 8 8. B. 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. 07 NPD = NO PERFORMANCE DETERMINED KEY FEATURES Break safe characteristics Resists attack UV protection The acoustic attenuation of a 6-12-6 mm glass is generally superior to that of a monolithic 6mm-thick glass, but only by 2 or 3 dB, and still there may be low frequency bands where the DGU performs worse. 8 mm acoustic laminate 10. 08kg/m2 Other types of acoustic glass are available and can achieve Rw values up to 58 decibels. through glass exhibits coincident and resonance effects. The different levels of acoustic partition ratings meet different requirements, with the acoustic screens available in both single and double glazed and available with or without a frame. For further information including test Glass siz e and glazing system will a˜ect STC rating. 0: L = 10 Log 10 9. Acoustic separation > 30 dB Will provide acoustic separation between adjacent occupants but conversations may be heard if listened for. 3 CF 377 2(B)2 36 dB Rw PYROBEL 16 17. 0 airgap/3mm) is 30. Therefore, it can be assumed that every db difference represents approximately 10%. May 14, 2021 · Double Glazing- Substrate/Thickness/Coating Side (SGG Low-e Glass Series)/Laminated if needed-Cavity (Filling Gas and Gap)- Substrate/Thickness/Coating Side (SGG Low-e Glass Series)/Laminated if needed-Compute-See Full Details-PDF File. You can’t simply compare an Rw rating to an STC rating. Acoustical Performance of Glass and Wall Constructions Overall Thickness Inside Construction Space Outside STC Value ISO RW 3 1/4" (7. The higher the STC rating, the more able the material is to resist the transmission of sound. Author: pmn. This article explores the basic principles of sound, introduces the decibel (dB) scale, and explains the relationship between decibels and Sound Transmission Class (STC), which is crucial in understanding how acoustic glass partitions can impact the sound quality of a space. Glazing Options • Laminated Safety Glass • Tempered Safety Glass • One-Way Vision Mirror • Non-Reflective, Heat Resistant • Bullet Resistant • Polycarbonate • Wire-Inserted Safety Glass Feb 16, 1988 · Space divider < 30 dB Has little acoustic merit and is a space divider only. 76mm Acoustic Laminate would be 70% better than 4mm oat. STC Jun 6, 2024 · The higher the STC rating, the better the soundproofing. Understanding Sound. 8mm Acoustic Laminated 39 dB 39 dB 37 dB 16. 8mm Acoustic / 16 spacer /6mm IGU 38 dB 36 Rw states the number of decibels suppressed by the glass and does not describe the frequency band but gives an average suppression value within the 100 and 3150 Hz band. • Door openings rated STC 55+ can only be achieved with doors that are Rating to EN12600 Acoustic Rating PYROBELite 7 7. The desired acoustic performance can be achieved through combining various thicknesses of glass with a special PVB (polyvinylbutyral) interlayer. 8MM ACOUSTIC LAMINATED Keywords: Laminated Safety Glass Glass data sheets are available to view and download. Thicker glass provides greater sound reduction across most frequencies, though each thickness has a "critical frequency" where performance is weaker. pdf), Text File (. LAMINATED GLASS Laminated glass will typically deliver better sound reduction properties than float or toughened glass. As 4mm oat has an average Rw rating of 30db, it can be said that 6. When integrating acoustic glass partition systems into offices or commercial spaces in Singapore, one important factor to consider is the Sound Transmission Class (STC) rating One such solution is the acoustic glass partition, which provides a balance between transparency and sound control, both important for a productive work environment. Hidden performance made clear by Fire Glass UK. 8mm thick. 8 mm PVB laminated 40 dB 14. Acoustic glass typically has an STC rating of 35-40, compared to standard glass which usually has an STC rating of 27-30. When integrating acoustic glass partition systems into offices or commercial spaces in Singapore, one important factor to consider is the Sound Transmission Class (STC) rating 6. Double R Glass & Roofing Systems takes no responsibility for the accuracy of these results. It uses decibel (db) levels measured between frequencies of 80 Hz and 4,000 Hz, making it a better measure for low sound frequencies such as road noise. Datasheet Acoustic Door - Rating 42 dB - UK 2019 14-09-2020. 1 CF 377 1(B)1 38 dB Rw PYROBEL 23H 23. 8 mm acoustic laminate 45 dB See double glazed skin options 50 dB See double glazed skin options Overview of double skin options to be used to achieve particular dB ratings For environments where a sound barrier would be beneficial, we advise specifying acoustic between outdoor and indoor spaces. Since common sounds cover a wide range of frequencies, Sound Transmission Class (STC) ratings are used to provide a single number rating to identify the Transmission Loss of a partition as it varies 1 For more information visit viridianglass. This core acts to prevent vibration and eliminate the coincidence dip - a phenomenon that occurs with single panels of glass vibrating at the same frequency thus A glazing unit can be assembled using standard glass, acoustic glass, laminated glass, security glass or combinations of these glass panes. 08 Solar Energy Transmission 0. • Adding three levels 94. 8MM ACOUSTIC LAMINATED - FIRE GLASS UK Author: FIRE GLASS UK Subject: 6. With standard glass thickness levels ranging from 1/8 inch to 1 inch, the thicker the glass, the better the soundproofing. 8 Pilkington Optiphon™ 16,8 41 -1 -3 16. 4mm Acoustic Glass: 29 dB Rw: 35 dB Rw: 6 dB Rw: 30%: Existing Sealed Unit - 4mm / 6 - 16mm Gap / 4mm Glass Remove & replace with: New Sealed Unit - 4mm / 6 - 16mm Argon / 6. Viracon Acoustical Glass is made from combinations of various glass types along with acoustical window frames to help you effectively reduce sound transmission from airplanes, trains, vehicles and other unwanted noises. 3. Laminated glass consists of two Walls, floors or ceilings can allow noise into your house. V. 6 + 10 ) = 101. This document discusses glass and acoustic insulation. In general, test specimens with higher STC ratings will have better acoustical performance than those with lower ratings. When to Use Acoustic Glass. With increased population density . 35 Switchglass interlayer x 4mm glass Acoustic 36 SGA-10. The effect of the laminate is to It is an International Organization for Standardization (ISO) rating and part of the ISO 140 (Acoustic) family. 8 Pilkington Optiphon™ 10,8 38 -1 -3 10. 69 Solar Energy Reflection 0. Table 1B shows the sound reduction values expressed as Rw (dB) of many different types of glass, including float, laminated, Acousta™ Laminated and IGU's. BIM Objects Enhance your digital specifications with our customised BIM files designed for specific glazing applications. Two common acoustical rating systems are: Sound Transmission Class Rating (STC) – applicable to interior building partitions and viewing windows where the sound Assessments carried out by the Acoustic Investigation and Research Organisation Ltd (AIRO) and expressed as the single figure weighted airborne sound reduction index Rw in Decibels (dB) Author Hana Roskova Double glazing: 4 - 20 argon - 4 Rw = 31 dB Double glazing: 6 - 16 argon - 4 Rw = 34 dB Double glazing: 6 - 16 argon - Pilkington Optilam™ 6,4 (33. 50%. 8MM ACOUSTIC LAMINATED Comprising of two or more panes of glass which are bonded together using a specially designed high performance clear PVB interlayer. Sound levels: recommended acoustic door: VK62 acoustic door; maximum height: 2700mm Glassflex Serene GFS43. 17. Except for acoustic value, Luminous Factors, Energy Factors, Solar Factors, Thermal Transmission, Color The acoustic values given have been either determined in accordance with EN ISO 140-3 and EN ISO 717-1 or are generally accepted values from EN 12758. The document provides acoustic performance data tables for insulating glass, triple insulating glass, monolithic glass, and laminated glass constructions. com glassinfo. See additional notes below data for specific Acoustic glass, also known as soundproof glass, or noise reduction glass is specialist glass installed in noise reduction windows that can reduce the amount of noise that is transmitted through the glass and a window (or door). 8mm Acoustic / 16 spacer /6mm IGU 38 dB 36 In this example, the reduction factor is –1 db, which gives a total acoustic value of 41 dB, and the reduction factor Ctr is –5 dB which gives a total acoustic value of 37 dB. 76mm/12mm/4mm float glass Double glazed units with acoustic glass on the exterior pane 40 30. 52 Using glass mineral wool as a sound absorbent layer in partitions and floors significantly improves their acoustic performance. 07. In addition to acoustic performance, Guardian LamiGlass® Acoustic offers all the benefits of standard laminated glass, including safety, security and UV protection. 76mm Acoustic Laminate is 5db better i. It defines key terms like acoustic power, sound intensity level, sound pressure level, frequency, and the decibel unit. 1. Thicker acoustic glass is available (up to 20. a wide range of applications. Decibel (dB) - Decibel is a measure of the amplitude of sound. 24 mm) 1/8" 0. Sep 4, 2018 · National Glass Association 344 Maple Ave West Unit 272 Vienna, VA 22180 703/442-4890. Features. 6. 8 Pilkington Optiphon™ 8,8 37 0 -2 8. 52 Switchglass interlayer x 5mm glass Standard 36 SGS-11. 52mm 5mm glass x 1. 2. 12. 52mm 4mm glass x 1. *OITC is estimated based on this test. Double Glazed Unit Sound Outside Sound Reduction Rw (C, Ctr) dB Sound Inside Outside 70dB 4/20/4 Unit absorbs 32dB (-4, -1) Inside reduced to 38dB Noise Reduction Ratings (Rw Values) Acoustic glass is rated by its Rw value (Weighted Sound Reduction Index), which measures its ability to reduce noise. 5/16" glass, 3/4” airspace, 1/4" glass, . STC Nov 24, 2015 · ACOUSTIC INSULATING GLASS UNIT ( 6mm - 20mm Spacer) ACOUSTIC INSULATING GLASS UNIT ( 6mm - 20mm Spacer) Nb Ref A3 - As Per Glass Solutions Nb Ref A2 - As per Pilkington Thickness Rw Ref Comments 6mm / 10mm /6. 45dB in situ acoustic insulation performance • dB(A) level exceeded 90 % of time (L 90)=30 dB • dB(A) level exceeded 50 % of time (L 50)=20 dB • dB(A) level exceeded 10 % of time (L 10)=10 dB • Noise Pollution Level NPL in dB(A) = 6. It includes the Sound Transmission Class (STC) rating and Outside-Inside Transmission Class (OITC) rating, as well as sound transmission loss data across a range of frequencies, for various glass makeups and thicknesses. Here are some common sounds and their decibel ratings: Near total silence – 0 dB; A whisper – 15 dB; Normal conversation – 60 dB; A lawnmower – 90 dB; A car horn – 110 dB; A jet engine – 120 dB; A gunshot – 140 dB For our acoustic framed partitioning systems, our Kross Glaze 600 system achieves up to 41 dB(Rw). It explains that the sound reduction index (R) is used to measure the acoustic insulation properties of building materials. We also supply 10. Laminated acoustic glass consists of two or more layers of glass bonded together with a PVB interlayer. Decibel value (dB) levels and how much noise your application can withstand are also things to consider. sound measures at 70 dB on one side of a parti-tion, and only 40 dB on the other, the TL rating would be 30 dB at that particular frequency. Laminated & Double-Glaze Combinations. When specifying an acoustic partition determining the dB rating is a key consideration for the soundproofing the product needs to achieve. Check with your framing system supplier for total window values. When acoustic glass is to be used in a glass partition with a frameless glass door, we will At a glance Dimension: Height -up to 3000mm Fire ratings: N/A Acoustics: Up to 39dB (Rw), Structure: Up to severe duty Deflection head: +/-15mm, +/-25mm Glass thickness, cavity size, and lamination all impact the acoustic performance of insulated glass units in different ways: 1. 1/8" 35 35 Dec 3, 2021 · Acoustic glass is multi-layered, meaning it is more effective at preventing heat from escaping. 8mm Acoustic Laminated 40 dB 40 dB 38 dB Double Glazed Units Rw Rw+C Rw+Ctr 4mm / 20 spacer / 4mm IGU 31 dB 30 dB 25 dB 6mm / 16 spacer / 6mm IGU 31 dB 30 dB 27 dB 8mm / 16 spacer / 6mm IGU 35 dB 33 dB 29 dB 10mm / 16 spacer / 6mm IGU 40 dB 38 dB 35 dB 6. 8+ 109. consideration. Viridian Glass disclaims any liability for loss or damage suffered from the use of such data. R w = 42 (-1; -5) R w. SOUND TRANSMISSION CLASS (STC) RATING GRAPH The following chart displays STC test results and descriptions between laboratory and field. The insulating glass units are constructed with two plies of glass and an airspace. By defining the different types of sound control performance and providing the noise reduction at octave centre frequencies, the Guardian Plus Acoustic Calculator allows the user to go beyond a single figure dB rating by also finding a suitable glass configuration to reduce Pilkington Optiphon™ – acoustic performance data Glass types Acoustic performance data [dB] Total thickness R [mm] w C Ctr Single glazing Pilkington Optiphon™ 6,8 36 -1 -4 6. ‘Rw’ is the weighted sound reduction in decibels which allows for a correction for the human ear’s response and this is the most commonly used term when specifying noise reduction values. Rating to EN12600 Acoustic Rating PYROBELite 7 7. Adequate for many offices. 5 W/(m ,K) RADIATION PROPERTIES Light Transmittance 0. The glass delivers a Sound Reduction Factor (Rw) of up to 54 decibels (dB) in triple glazing and 52dB in double glazing. VLam™ Hush is a laminated Grade A safety glass. The higher the rating the less noise will pass through the glass. 060" PVB, 1/4" glass Triple Insulating 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) sounds above safe decibel numbers (eg. 1 dB Glass size and glazing system will affect STC rating. Created Date: 20210125111333Z Pilkington Optiphon™ is a high quality acoustic laminated glass that offers excellent noise reduction without compromising on light transmittance or impact performance. and further development of high-rise buildings, acoustic qualities . 3 CF 377 2(B)2 39 dB Rw PYROBEL 19H 19. 5 times over normal glass. 8mm 40 A1 10. As aforementioned, to determine noise reduction levels, you must first examine STC ratings. In domestic windows, acoustic glass tends to be between 6. 2017 GLASSCON GmbH www. However, the types of acoustic glass that have greater acoustic reduction values than those listed above cannot be incorporated into a standard timber of a 1/2” insulating glass unit (3mm/6mm airgap/3mm) is 28 and the STC rating of a 3/4” insulating glass unit (3mm/13. Walls, floors or ceilings can allow noise into your house. For example: Standard single glazing: Rw 25-30 dB; Acoustic double glazing: Rw 40-45 dB; Advanced triple-glazed acoustic glass: Rw 50+ dB insulation. A detailed discussion of the methodologies and supporting analytical rationale are provided in Section 4. 8. R w = 42 (-1; -5) R w Dec 14, 2021 · This measurement is designed to provide a single figure for comparison and calculated using the data from a laboratory test for airborne sound reduction – the higher the dB rating, the better the acoustic performance. Let’s connect! Sign up to our newsletter for the latest industry news, products and inspiration. Acoustic glass is standard glass coated with an acoustic film on the side facing the air-gap, so it cannot be touched or wiped, as it is easily otherwise scratched. Laminated and double-glazed glass both hold STC ratings of 40, but anything higher typically requires a combination of the two. com Acoustic Report on Glass Facades for Rothschild 48, Tel Aviv Hotel Façade type: West façade EWS-01, EWS-08 Date: July 2017 dB Rw Uneven, like tiled floor GLASS CHRONO B: Silicone balloon shape B 38 dB Rw Parquet and/or carpeted floors GLASS ACOUSTIC HF4: Silicone, light grey HF4 Note the upper “wings” for the acoustic performance 50 dB Rw All types GLASS BOTTOM B: Silicone balloon shape B 38 dB Rw Parquet and/or carpeted floors GLASS BOTTOM FILLER FL2 Reduces UV radiation by 99% reducing fading up to 8. 8mm 39 A1 6mm / 10mm/10. Specifically, it discusses the weighted reduction index (Rw) and correction factors (C and Ctr High-performance acoustic windows to suit . 43dB in situ acoustic insulation performance; Partition system height – maximum: 2900mm; recommended acoustic door: VK62 acoustic door; maximum height: 2700mm Glassflex Serene GFS45. The higher the number of decibels signifi es the When incorporated into a typical Insulated Glass Unit with 4mm glass, the reduction in sound is 37, 39 and 41 dB respectively. This means that the glazing reduces the sound level by those figures compared to 30dB from a standard IGU. This brochure is a summary of all Darley Aluminium’s system acoustic performances. 52 Switchglass interlayer x 4mm glass Standard 35 SGS-9. Whisper™ Acoustic Insulation reduces noise by using a unique acoustic PVB (Polyvinyl Butyral) interlayer, which incorporates a dampening core between the two panes of glass. 4mm Noise is measured in Decibels (dB) and this noise rating will be reduced by the dB rating of the glass unit. The sound insulation of a double glazing window can be improved by having a wide cavity between the glass panes, using different thicknesses of the glass panes, using a thicker glass, incorporating an efficient insulating window frame and using specially laminated acoustic glass. 4( 10 9. 030 P. 6667 dB. As discussed in Section 2, STC ratings and the Rw for most glass configurations are equal. 35 RAL: TL04-204 11. Nov 24, 2015 · ACOUSTIC INSULATING GLASS UNIT ( 6mm - 20mm Spacer) ACOUSTIC INSULATING GLASS UNIT ( 6mm - 20mm Spacer) Nb Ref A3 - As Per Glass Solutions Nb Ref A2 - As per Pilkington Thickness Rw Ref Comments 6mm / 10mm /6. Acoustic glass performance OITC* Frequency (Hz) 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 2000 2500 As a general rule, where single glazing is used, the acoustic performance of the glass improves as the thickness increases. This will help keep your home warm and reduce your central heating bill. Data is based on testing ~36" x 84" glass to ASTM E413-87 in an acoustical wall. Costing more than other materials, this is used mainly for exterior applications. Higher Rw values indicate better sound insulation. 35mm 4mm glass x 2. Introduction to Sound May 20, 2014 · Most acoustic calculators provide a dB (Decibel) rating for glass. 4mm Acoustic: 30 dB Rw: 37 dB Rw: 7 dB Rw: 35%: Existing Sealed Unit - 4mm / 6 - 16mm / 4mm Glass Retain & add: Secondary Glazing - 100 Cavity - 6. Various performances can be achieved by combing different types of glass thickness and number of interlayers. This critical frequency changes with the glass thickness, in effect moving towards lower frequencies as the glass gets thicker. 1) Rw = 34 dB 12. Some of the considerations when specifying acoustical glazing include occupancy conditions, the type of anticipated noise, applicability of the acoustic performance rating system, and All values shown are glass only. In internal and separating walls, glass mineral wool complements plasterboard linings by absorbing airborne sound, and reducing reverberation, and is particularly effective at preventing the hollow sound that can occur We would like to show you a description here but the site won’t allow us. 8mm Acoustic Laminate glass has the following sound insulation ratings: 38 (-1;-3) db when used with out single glazed partition tracks or 46 (-2;-7) db with our double glazed partition channel. Contact us 32 dB 6 mm toughened 35 dB 6. The below gives a guide to the acoustic levels and their suitability for your needs so you can be well informed when choosing your acoustic partition. saint-gobain-glass . Types of Acoustic Glass Laminated Acoustic Glass. The higher the Rw value the better the acoustic performance. Sound and acoustic ratings need to be tested rigorously and measured accurately. DS/AL6/0121v6 TECHNICAL INFORMATION Resistance to Fire NPD Reaction to Fire NPD A sound 10 times more powerful is 10 dB, 100 times more powerful is 20 dB and 1,000 times more powerful is 30 dB. dB Acoustic Rating (Rw) Specification ID Code RAL:TL06-151 9. com The following tables take the specified “Design Sound Level Range” for rooms from AS/NZS 2107: Search for suitable solutions based on glazing parameters and acoustic requirements. 8mm 38 A1 Sash Minimum 46mm Thick 6mm / 10mm /8. In a home setting, acoustic glass is a great idea to replace the panes in your bedroom if you live in a noisy area. DS/AL10/0121v6 TECHNICAL INFORMATION Resistance to Fire NPD Reaction to Fire NPD Acoustic Report on Glass Facades EWS-01, 08 | 1/ 13 Rev. ohi Created Date: 9/14/2020 8:10:26 AM One such solution is the acoustic glass partition, which provides a balance between transparency and sound control, both important for a productive work environment. Laminated glass is made up of two panes of glass pressed together with a polyvinyl butyral inter layer. Acoustic Partition Ratings. Glass is one of many components that influence the acoustical performance of doors, partitions, windows, skylights, and vertical wall glazing systems. As a guide when frames are included, the Rw values shown will decline. 4-12. All-Con Noise-Lock® Windows Acoustic Performance Acoustic Rating Frame Depth Minimum Inches (mm) Glass Thickness Inches (mm) Glass Type Weight lb/ft2 (kg/m2) 12. E413-87 in an ac oust ical wall. uk@saint-gobain-glass. Laminated glass performs Dec 22, 2022 · Double-glazed glass can also provide an STC rating of up to 40. Soundproofed glass with a noise reduction rating of 40 dB, for example, will approximately reduce the 70 dB noise of a vehicle to 30 dB inside your home. Rw ratings are similar to STC in that they follow familiar testing methods. The windows, however, should be one of the first elements to consider when you’re looking at improving sound insulation. e. Page 2/3 Acoustic Technical Information Float mm Rw (dB) 3 , 4 30 5 , 6 31 8 34 10 35 12 37 19 39 Duo Plus™ IGU with Float mm Rw (dB) 4/12/4 32 5/12/5 33 • For doors with glass kits, the STC rating decreases as the glass kit size increases – Use of laminated glass with an air pocket is recommended to help reduce the transmission of sound waves • Door openings rated up to STC 54 generally can be a standard 1¾” thick. 7 CF 377 1(B)1 39 dB Rw PYROBEL 28H 28. glasscon. If for instance the acoustic performance of a window is characterizes by 40 (-2, -6) dB and disco music has to be suppressed, the airborne sound insulation is 40 - 6 = 34 dB. 00_Date: 07. 8mm Acoustic Laminate Glass. The STC rating Glass Acoustic Information US - Free download as PDF File (. Glass size and glazing system will affect STC rating. Acoustic glass is a sandwich of two or more sheets of Attenuation with Glass TechDirect™ | Noise and Sound Attenuation with Glass – Updated 4/02/2018 Page 1 of 22 Information provided is issued as a guide only and should not be treated as a substitute for detailed technical advice. ” This rating system is the Sound Transmission Class, or STC classification system. Monolithic glass has specific critical or coincident frequency at which the speed of incident sound in air matches that of bending wave of glass. Glass size and glazing system will affect STC rating. VLam™ Hush can incorporated in an insulated glass unit with different glass types from across our product range to provide additional benefits such as privacy, security, noise reduction and energy efficiency. DS/AL12/0121v6 TECHNICAL INFORMATION Resistance to Fire NPD Reaction to Fire NPD Saint-GobainGlassUKLtd WeelandRoad,Eggborough EastRidingofYorkshire DN140FD Tel:01977666100 Fax:01977666203 www. Larger air cavities improve low-frequency sound reduction more than high frequencies. ced wgvoci tjm omknwlgg xlc dfyaqi iqk grdbc cos maoantb iyjoi tgputobp ipwvi rlzmfwt vvvqx