Acoustic glass db ratings pdf Laminated and double-glazed glass both hold STC ratings of 40, but anything higher typically requires a combination of the two. The higher the number of decibels signifi es the For the same thickness of glass, glass with an acoustic reduction interlayer achieves an average increase, expressed in Rw (BS EN ISO 717), of between 3 dB compared with conventional laminated glass and 5 dB compared with monolithic glass. tel: 0121 667 9089 Noise-Lock® "C"-Class vs. In domestic windows, acoustic glass tends to be between 6. Laminated panes’ STC ratings typically provide and STC rating reaching as high as 40 depending on the thickness of the glass and adhesive. Check with your framing system supplier for total window values. 35mm 4mm glass x 2. the performance of a 6/12/6 insulating glass unit is now written; Rw(C, Ctr) = 33(-1;-3). 8 mm PVB laminated 40 dB 14. When acoustic glass is to be used in a glass partition with a frameless glass door, we will Glass partition wall thickness: 10. 52 RAL:TL06-152 10. Deep nested tongue and groove configuration for vertical interlock between panels allowing more stability, ease of alignment and better sound seal. Glass siz e and glazing system will a˜ect STC rating. 52 12. construction work). 030 P. Data is based on testing ~36" x 84" glass to ASTM E413-87 in an acoustical wall. 27 MB / 8 pages Technical Data Sheet Acoustic Roll Datasheet . With increased population density . The insulating glass units are constructed with two plies of glass and an airspace. 5/16" glass, 3/4” airspace, 1/4" glass, . 1 CF 377 1(B)1 37 dB Rw PYROBELite 12 12. V. 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. Uncertain about different Acoustic Ratings and what they mean? 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. glass pane in itself will contribute to 4 points gain on your results. 2 glass of 3 mm 19 mm [¾''] 29 24 I. dB Acoustic Rating (Rw) Specification ID Code RAL:TL06-151 9. The careful and considered selection of glass can be crucial in helping to reduce noise level and meet noise requirements. B. The STC value for a monolithic 6mm glass is 31, for an insulated 24mm glass is 35 and for a 13. 3 CF 377 2(B)2 39 dB Rw PYROBEL 19H 19. 76mm Acoustic Laminate would be 70% better than 4mm oat. The 75,000 square metres façade features a curtain wall that is double glazed to allow for a high solar protection on neutral-looking glass. 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 Noise intensity is measured in Decibels (dB) and the scale used to measure levels of noise reduction is known as the sound reduction index. Selection of suitable glass 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. 38 29 34 6. 5. Updated on January 3, 2024 Stories You Might Be Interested In Use different glass thickness for individual glass lites, i. halving or doubling of the perceived noise. g. How durable is acoustic glass? Acoustic glass is highly durable and it is resistant to shattering. • Radio Frequency 40 dB or 60 dB RF shielding; meets TEMPEST standard. 030" PVB, 1/8" glass, 1/2" airspace, 1/8" glass, . 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. As aforementioned, to determine noise reduction levels, you must first examine STC ratings. 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. 85” GAF" Polyisocyanurate 2. STC ratings are used for windows doors, walls & most building materials. 8 The document provides acoustic performance data tables for insulating glass, triple insulating glass, monolithic glass, and laminated glass constructions. Saint-GobainGlassUKLtd WeelandRoad,Eggborough EastRidingofYorkshire DN140FD Tel:01977666100 Fax:01977666203 www. 4-12. 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. 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. Other colours are available on request. 6. 24 mm) 1/8" 0. PDF / Aug 2024 / 1. 05” Sarnafill" Sikaplan 1. Various performances can be achieved by combing different types of glass thickness and number of interlayers. 32 dB 6 mm toughened 35 dB 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. Acoustic and Thermal Performance STC: 26 OITC: 21 RValue: 23 Rainfall: 54. ‘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. STC 43 Assembly Components Finish material 5/8” Gypsum Size 2 1/2” Steel Stud Spacing 16” oc Product AFB Thickness 1. All glass has some acoustic ability in terms of blocking outside noise – a 4mm single pane of glass has a sound reduction level of approximately 25 decimals (25db) and for a 4mm IGU with two panes of glass) this increases to around 28db. 76mm laminate acoustic glass (single glaze) Double glazed units fitted with acoustic glass WHAT IS ACOUSTIC GLASS? Acoustic glass is specialist glass that considerably reduces noise levels. Talk to IQ Glass Wall acoustic ratings up to 46 STC. Laminated acoustic glass consists of two or more layers of glass bonded together with a PVB interlayer. Rw to provide the traffic noise reduction, e. saint-gobain-glass . Sep 4, 2018 · National Glass Association 344 Maple Ave West Unit 272 Vienna, VA 22180 703/442-4890. This will help keep your home warm and reduce your central heating bill. 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. Author: pmn. 5 times over normal glass. The thicker the glass, the better the sound insulation properties. 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 Jul 19, 2023 · Finally, I got time to test the road noise of our 2023 Pilot Elite with OEM Bridgestone tires using my classic sound meter. 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. The higher the STC rating, the more able the material is to resist the transmission of sound. 7 CF 377 1(B)1 39 dB Rw PYROBEL 28H 28. 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. 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. 69 Solar Energy Reflection 0. 77” GAF" Polyisocyanurate 1. Quick and easy to install, remove and re-install with modular glass elements and flexible frame components. 51” Fabral 22ga. 52mm laminated glass is 39. The higher the Rw value the better the acoustic performance. construction (drywall, studs, concrete, masonry) • Stackable. The highest noise insulation is achieved using an acoustic laminated glass. Acoustic laminated glass also benefits from all the safety and security properties of standard laminated glass. Contact us Acoustical Performance of Glass and Wall Constructions Overall Thickness Inside Construction Space Outside STC Value ISO RW 3 1/4" (7. The performance data below applies to an insulating unit constructed with two plies of glass and an air or argon filled space. Acoustic interlayers can be laminated in the largest glass panels available in the UK giving much greater freedom with design. 8 Pilkington Optiphon™ 12,8 40 -1 -3 12. VLam™ Hush is a laminated Grade A safety glass. e. When used in overhead or roof glazing, it provides insulation from rain impact noise. This is due to the laminated structure of acoustic glass. 46 MB / 4 pages 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. Non-Fire-Rated 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 glass is the next best option after secondary glazing to reduce noise but is usually more effective at reducing high frequencies such as aircraft noise. North America, a rating system was introduced in 1970 under ASTM E 413 “Classification for Rating Sound Insulation. • Bullet & Forced Entry UL 752 Levels 1–10, NIJ, and MIL-SAMIT Part 1 & Part 2. 76mm Acoustic Laminate is 5db better i. 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) Glassflex® GF Serene is the ideal acoustic demountable glass partition system, to create quiet office spaces within open plan applications. 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. 0 airgap/3mm) is 30. 76mm/12mm/4mm float glass Double glazed units with acoustic glass on the exterior pane 40 30. 35 RAL: TL04-204 11. 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. 08 Solar Energy Transmission 0. , ¼” glass + interlayer + 3/ 8” glass For Insulating Glass Units Increase glass thickness Increase air space dimension Evaluate different gas fills Evaluate different spacer and sealant materials Use different glass thickness for Rating to EN12600 Acoustic Rating PYROBELite 7 7. 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. 7 dB G 4A NATIONAL GUARD PRODUCTS, INC. 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). With standard glass thickness levels ranging from 1/8 inch to 1 inch, the thicker the glass, the better the soundproofing. 030 This document presents an overview of glass acoustical performance and considerations when specifying glass to achieve specific acoustical objectives. Double acoustic doors – maximum: 1800mm wide x 2700mm high; 35, 43 and 45dB acoustic rating; also available as an acoustic FIRE door Varikust VK62 Glass. Acoustic interlayers overcome the drop in the acoustic insulating performance of glass at the critical ROCKWOOL sound insulation slab provides effective acoustic performance for walls, floors, and roofs in residential and commercial buildings. 8mm thick. What is the typical lifespan of acoustic glass? 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 The performance data below applies to an insulating unit constructed with two plies of glass and an air or argon filled space. 8 mm Acoustic Glass; Acoustic glass; Sound performance 37-38 dB; Track in white, black and silver. 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 insulation. Sound levels: Jun 6, 2024 · The higher the STC rating, the better the soundproofing. 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 When incorporated into a typical Insulated Glass Unit with 4mm glass, the reduction in sound is 37, 39 and 41 dB respectively. The desired acoustic performance can be achieved through combining various thicknesses of glass with a special PVB (polyvinylbutyral) interlayer. 52 Switchglass interlayer x 4mm glass Standard 35 SGS-9. . 1/8" 35 35 When specifying an acoustic partition determining the dB rating is a key consideration for the soundproofing the product needs to achieve. com The following tables take the specified “Design Sound Level Range” for rooms from AS/NZS 2107: We would like to show you a description here but the site won’t allow us. Dec 22, 2022 · Double-glazed glass can also provide an STC rating of up to 40. I am very happy with the noise level in this Pilot. ngp. A thicker interlayer than what is commonly used can also benefit acoustic control. Acoustic Glass This section provides only an introductory guide to control of noise using ST125 400HZ (DB) INTERIOR STC RATING 6. 4 GLASS PERFORMANCE IN ACOUSTIC INSULATION Unwanted sound is considered noise when it intrudes on our daily lives. • Tornado & Hurricane Oct 20, 2010 · Standard acoustic insulation coefficients on the basis of EN 12758 and EN 12354-3: Structure [mm] Acoustic insulation coefficient at average frequencies [Hz] R [dB] Acoustic insulation coefficient and adaptive coefficients [dB] 125: 250: 500: 1k: 2k: 4k: R w: C tr: C • STC ratings from 35 to 59 • Noise reduction NIC 30 - 54 dB • Sound absorbing liner: pre-finished • Factory assembled including glazing • Fasteners / anchors • Retrofit fasteners • Sized to fit any wall thickness • Integrates with all types of . Can acoustic glass be retrofitted into existing windows? Yes, acoustic glass can be retrofitted into existing windows. and different ratings to meet your specific performance needs. In a home setting, acoustic glass is a great idea to replace the panes in your bedroom if you live in a noisy area. PDF / Aug 2024 / 0. tel: 0121 667 9089 GLASS PARTITION MADE OUT OF 2 SINGLE GLASS SHEETS (PLANIBEL AND/OR STRATOBEL-STRATOPHONE) (2) Transmission loss function of sound frequencies (1)Acoustics Indexes Norms Total 125 Hz 250 Hz 500 Hz 1000 Hz 2000 Hz 4000 Hz Rw (C;Ctr) Rw Rw+C Rw+Ctr Impact / Break-in Thickness Weight dB dB EN 12600 / EN 356 mm kg/m² 6 / 60 mm air / 6 No estimation Laminating glass is a popular way to increase an STC rating. DS/AL12/0121v6 TECHNICAL INFORMATION Resistance to Fire NPD Reaction to Fire NPD Reduces UV radiation by 99% reducing fading up to 8. Acoustic Partition Ratings. 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. Laminated & Double-Glaze Combinations. It is an International Organization for Standardization (ISO) rating and part of the ISO 140 (Acoustic) family. DS/AL6/0121v6 TECHNICAL INFORMATION Resistance to Fire NPD Reaction to Fire NPD Glass size and glazing system will affect STC rating. 8. 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 Datasheet Acoustic Door - Rating 42 dB - UK 2019 14-09-2020. com Fax 800-255-7874 quotes@ngp. with single laminated 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. 8 Pilkington Optiphon™ 8,8 37 0 -2 8. Laminated glass is made up of two panes of glass pressed together with a polyvinyl butyral inter layer. 52mm 4mm glass x 1. Introduction to Sound May 20, 2014 · Most acoustic calculators provide a dB (Decibel) rating for glass. Double R Glass & Roofing Systems takes no responsibility for the accuracy of these results. Acoustic glass is a double glazed unit that includes a pane of laminated glass. Thicker acoustic glass is available (up to 20. ” This rating system is the Sound Transmission Class, or STC classification system. glass thicknesses, one of them being thick (at least 6mm, and preferably 10mm thick). Standard 50mm diameter, other options for manifestation available. Different decibel ratings available. tested for their acoustic performance. The best performances can be achieved with our wide range of compositions Acoustic, Acoustic Plus or Acoustic Performance. 1. 40 33. But they also differ quite a bit: for example, Rw covers a larger frequency range than STC. 07 NPD = NO PERFORMANCE DETERMINED KEY FEATURES Break safe characteristics Resists attack UV protection 12. 8MM ACOUSTIC LAMINATED - FIRE GLASS UK Author: FIRE GLASS UK Subject: 6. 38 Lam 33 -1 -3 33 Direct Airborne Sound Insulation 40 (-1;-3) dB THERMAL PROPERTIES Thermal Transmittance (U-value) 25. If you are installing acoustic glass into a framing you will need to consider the acoustic rating of the framing system itself to determine how the whole installation will insulate against sound pollution. in windows and doors are becoming far more important. 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. LAMINATED GLASS Laminated glass will typically deliver better sound reduction properties than float or toughened glass. For further information including test As a general rule, where single glazing is used, the acoustic performance of the glass improves as the thickness increases. 1/8" glass, . , Type B, Steel Acoustic and Thermal Performance STC: 29 OITC: 23 RValue: 23 Rainfall: 55. 52 Switchglass interlayer x 5mm glass Standard 36 SGS-11. com TOP OF FRAME The answer to a noise concern is not less glass, but the use of innovative laminated safety glass made with Saflex™ Acoustic PVB interlayer. On concrete surface, it is 68-70dB A at 75mph. Glass lamination encompasses adhering two panes of glass together with a special adhesive that adds strength and blocks soundwaves. Decibel (dB) - Decibel is a measure of the amplitude of sound. 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. Further Data Darley Aluminium’s Window & Door Systems and their Rw Ratings GLASS ONLY (VIRIDIAN) GLASS Rw C Ctr STC 6. We also supply 10. Acoustic glass typically has an STC rating of 35-40, compared to standard glass which usually has an STC rating of 27-30. 17. R w = 42 (-1; -5) R w 122 Leadenhall - The Cheesegrater. DS/AL10/0121v6 TECHNICAL INFORMATION Resistance to Fire NPD Reaction to Fire NPD 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. 8mm Acoustic Laminated 39 dB 39 dB 37 dB 16. uk@saint-gobain-glass. 1. 1 CF 377 1(B)1 38 dB Rw PYROBEL 23H 23. Therefore, it can be assumed that every db difference represents approximately 10%. • Blast & Pressure UFC 4-010-01 and UFC 3-340-02 certifications are available. 5” Acoustics Assembly Number: ISS-00 Jul 10, 2020 · Laminated glass. *OITC is estimated based on this test. WOOD PRODUCTS > 1¾’’ SASH I. 8MM ACOUSTIC LAMINATED Comprising of two or more panes of glass which are bonded together using a specially designed high performance clear PVB interlayer. 87 Light Reflection 0. Costing more than other materials, this is used mainly for exterior applications. Types of Acoustic Glass Laminated Acoustic Glass. 5 W/(m ,K) RADIATION PROPERTIES Light Transmittance 0. Oct 9, 2024 · 4. Single acoustic doors – maximum: 1050mm wide x 2700mm high; Double acoustic doors – maximum: 1800mm wide x 2700mm high; 35, 43 and 45dB acoustic rating 16. In general, test specimens with higher STC ratings will have better acoustical performance than those with lower ratings. The STC (Sound Transmission Class) rating is a single-number rating system for interior building partitions and viewing windows used to categorize acoustic performance. 1) Rw = 34 dB Search for suitable solutions based on glazing parameters and acoustic requirements. To minimize this instruction all Glass Mineral Wool with ECOSE® Technology - Safety Data Sheet. You can’t simply compare an Rw rating to an STC rating. and further development of high-rise buildings, acoustic qualities . the uk's leading choice for fire rated and specialist glass & glazing. 52mm 5mm glass x 1. 35 Switchglass interlayer x 4mm glass Acoustic 36 SGA-10. The acoustic membrane adds a subtle 0. Acoustic glass partitioning is compatible with either single glazed or double glazed glass, depending on your required acoustic ratings. com www. Thick glass. Sound Transmission Loss (dB) 43 1-3/8" overall - 1/4" glass, 3/4" airspace, 3/8" glass. Insulating Glass Dualtherm insulating glass units may be designed to provide enhanced acoustic insulation. 8mm Acoustic Laminate Glass. 8 Pilkington Optiphon™ 16,8 41 -1 -3 16. 50%. 8 Pilkington Optiphon™ 10,8 38 -1 -3 10. However, the types of acoustic glass that have greater acoustic reduction values than those listed above cannot be incorporated into a standard timber 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. 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 For our acoustic framed partitioning systems, our Kross Glaze 600 system achieves up to 41 dB(Rw). Hidden performance made clear by Fire Glass UK. Thickness STC* OITC* Double Std I. 4 CF 377 1(B)1 41 dB Rw 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. Lining the reveals with acoustic absorbent material (fibreboard) is beneficial because it can reduce reverberation in the cavity, giving an overall improvement of 2-6 dB, according to its area and absorption characteristics. Sound and acoustic ratings need to be tested rigorously and measured accurately. 08kg/m2 Other types of acoustic glass are available and can achieve Rw values up to 58 decibels. Glass size and glazing system will affect STC rating. Composition I. The effect of the laminate is to Dec 3, 2021 · Acoustic glass is multi-layered, meaning it is more effective at preventing heat from escaping. 8mm), however, at that thickness the glass becomes very heavy, making it difficult to support with traditional window designs. 8 mm acoustic laminate 10. ohi Created Date: 9/14/2020 8:10:26 AM AS 1288 Glass in buildings – Selection and installation AS/NZ 2208 Safety glazing materials in buildings AS 4666 Insulating glass units AS/NZS 4667 Quality requirements for cut-to-size and processed glass AS 1170 Wind & Structural Design Actions v6 170523 NOISE REDUCTION RATINGS Rw (dB) GLASS TYPE COMPARISONS The glass delivers a Sound Reduction Factor (Rw) of up to 54 decibels (dB) in triple glazing and 52dB in double glazing. 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. 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) 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. This brochure is a summary of all Darley Aluminium’s system acoustic performances. 5 32 36 6. BIM Objects Enhance your digital specifications with our customised BIM files designed for specific glazing applications. G. 76 31 34 8. High-performance 6. On Asphalt surface: ~65dB A at 70mph, ~66 dB A at 75mph, and ~67 dB A at 80mph. 8mm thickness to its glazed Human Ear & Acoustic Insulation-1 dB: Not Audible -3 dB: Noticeable -5 dB: Important -10 dB: Sound • Using Thicker glass • Laminated glass • Acoustic PVB Our 12. 8mm Acoustic / 16 spacer /6mm IGU 38 dB 36 All acoustic reports will include additional information such images and details of the tested window, as well as tables and graphs providing further measurements such as frequency and dB, Rw(C; Ctr) and STC. The STC rating For any other glass questions, please contact Vitro Architectural Glass (formerly PPG glass) or call 1-855-VTRO-GLS (1-855-887-6457). In addition to acoustic performance, Guardian LamiGlass® Acoustic offers all the benefits of standard laminated glass, including safety, security and UV protection. 8 - 12. Options. How it works. 8MM ACOUSTIC LAMINATED Keywords: Laminated Safety Glass Glass data sheets are available to view and download. As 4mm oat has an average Rw rating of 30db, it can be said that 6. As a guide when frames are included, the Rw values shown will decline. This means that the glazing reduces the sound level by those figures compared to 30dB from a standard IGU. When to Use Acoustic Glass. Phone 800-647-7874 orders@ngp. Understanding Sound. 8mm Acoustic / 16 spacer /6mm IGU 38 dB 36 10. 4 dB Assembly Components Membrane: Insulation: Insulation Deck: 0. STC achieved as per the standard AS1191-1985 test method. 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. Decibel value (dB) levels and how much noise your application can withstand are also things to consider. Except for acoustic value, Luminous Factors, Energy Factors, Solar Factors, Thermal Transmission, Color sounds above safe decibel numbers (eg. PRESS GLASS possesses certification for sound absorbing glass with an acoustic insulation factor ranging between 31 dB and 52 dB. com between outdoor and indoor spaces. 3 CF 377 2(B)2 36 dB Rw PYROBEL 16 17. Rw ratings are similar to STC in that they follow familiar testing methods. 1 For more information visit viridianglass. com glassinfo. R w = 42 (-1; -5) R w Sound waves vibrate at different rates or frequencies as they move through the air and are measured in cycles per second or Hertz; the faster a sound wave passes a given point, the shorter the wavelength and in turn the higher the frequency. The higher the OITC rating, the better resistance to sound transmission. Fixed single glazed acoustic glass will provide sound protection of up to 37dB, whereas double glazed acoustic glass offers 46-50dB. 9 CF 377 3(B)3 34 dB Rw PYROBELite 9EG 12. Glass controls noise by: Reflecting the noise back towards the source, and ; Absorbing the noise energy within the glass. 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. This includes both STC and OITC ratings for steel and wood stud walls, considering both interior and exterior assemblies. znpj cntg rsdk twyv vfbxq qtihy whdaxuw ilzbxg gqhdl bbduwyh mowwtyt jcnxwv sjg mxit zwq