Glass acoustic rating. You can reduce the noise by as much as 25%.

Glass acoustic rating Dec 3, 2021 · Acoustic glass is widely used among car manufacturers. Acoustic glass usually comes in a variety of thicknesses and layers that contribute to its soundproofing capabilities. Achieve sound control similar to lamination with a single glazed solution, bringing perceived volume down to a whisper Sound Control: Effectively reduces perceived loudness by […] Throughout the year's many different options have run the market when it comes to acoustic windows from heavy laminated glass, triple pane windows, thicker spacers, etc. NIC ratings are typically 8-12 points less than STC ratings. Mar 5, 2025 · The OITC rating system was developed to determine the transmission of street sounds through exterior walls, cladding, and windows. 8 Pilkington Optiphon™ 12,8 40 -1 -3 12. Glass siz e and glazing system will a˜ect STC rating. Acoustic glass for vehicles not only reduces the disturbance caused by external noise but also improves the audio quality of your in-car sound systems. 8 Pilkington Optiphon™ 10,8 38 -1 -3 10. STC is determined by a weighted average of TL values taken over 16 frequencies, which are fitted to a curve in a method defined by the ASTM E413 Classification Standard for Rating Sound Insulation. Pilkington Optiphon™ is a high quality acoustic laminated glass that offers excellent noise reduction without compromising on light transmittance or impact performance. It’s a pane of glass with nothing else added during construction. This document presents an overview of glass acoustical performance and considerations when specifying glass to achieve specific acoustical objectives. The glass delivers a Sound Reduction Factor (Rw) of up to 54 decibels (dB) in triple glazing and 52dB in double glazing. To determine the specific STC ratings of glass and a Noise Reduction Ratings (Rw Values) Acoustic glass is rated by its Rw value (Weighted Sound Reduction Index), which measures its ability to reduce noise. All data presented is for glass-only testing. The higher the rating, the better the glass dampens noise. Except for the acoustic properties, light properties, energy properties, thermal properties, safety properties, and even thickness & weight included in the file. 2 days ago · Acoustic glass is built with an interlayer made out of polyvinyl butyral (PVB). 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. Acoustic Ratings. Acoustic glazing is designed to combat noise pollution by using multiple layers of glass separated by air or gas-filled spaces to significantly reduce sound transmission. After years and years of testing data, we have found an option that gets you the performance you need without breaking the bank or breaking the back of workers who have to lift Specifying Acoustic Doors. 8 Pilkington Optiphon™ 8,8 37 0 -2 8. Before choosing a STC Ratings Chart Acoustical Performance of Glass and Wall Constructions Overall Thickness Inside Glass 1 3/4" (19. Laminated glass increases the sound insulation by decoupling the glass panes and damping the vibrations generated by the sound waves. ‍The interlayers used for acoustic glass are between 0. 5/16" glass, 3/4” airspace, 1/4" glass, . With our Acoustic range, buildings preserve peace and quiet inside, no matter what’s happening outside. And finally, the glass composition: the glass is an important factor in soundproofing windows, as it usually makes up around 80 percent of a window’s area. 8. Laminated glass. Dec 22, 2022 · Glass walls comprising 50 STC-rated materials can drop into the mid-30s via acoustic flanking—even through the smallest cracks. This is “normal” glass. The desired acoustic performance can be achieved through combining various thicknesses of glass with a special PVB (polyvinylbutyral) interlayer. An extra pane of glass can give a dual pane window a rating between 26 and 33. Laminated architectural glass can be fabricated using various glass types, including low-e, clear, low-iron, tinted, reflective, patterned or wired glass to achieve desired aesthetics or to improve solar control and thermal performance. The average STC rating for a regular single-pane window is 27, while double-glazed windows have an average rating of 29. 5mm thick. high-rise buildings, acoustic qualities in windows and doors are becoming far more important. 8mm and 1. Light travels through TG AG as through any other type of glass. 1 For more information visit viridianglass. This interlayer is laminated between the sheets of glass and absorbs sound – as well as making the overall product that bit tougher. O. Laminated glass test reports; Bullet resistant glass test reports; Acoustic test reports - single glazing; Examples of acoustic test reports - double glazing; Examples of acoustic test reports - triple glazing; Foreign certificates; Certificates for Structural Glazings; General terms and condition of sales ; General terms and condition of sales The glass delivers a Sound Reduction Factor (Rw) of up to 54 decibels (dB) in triple glazing and 52dB in double glazing. Address: 6301 N Florida Ave Tampa, FL 33604 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. 8 Hushes sound by up to 39db, bringing perceived volume down to a whisper. 9 mm) 1/2" 0. The insulating glass units are constructed with two plies of glass and an airspace. 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. Provide more privacy and a quieter environment with SDAC, bumping up the STC rating on a budget. We continually train to ensure we are ahead of the latest developments which is echoed throughout 5 days ago · Dissimilar glass. An acoustic glass panel has virtually the same appearance and transparency as ordinary glass. Sound transmission class (STC) ratings solve that problem by giving a single value to acoustical performance for a door. safety rated for impact to BS EN 14449. It should be noted that STC ratings obtained in a lab may be different than those achieved in real-world applications. These innovations include the use of advanced interlayer materials, thicker glass configurations, and specialized framing systems to enhance sound Acoustic Batts Fiber glass acoustic batt insulation designed to absorb sound vibrations in wall, floor and ceiling applications for noise control. Dec 13, 2024 · Check the sound insulation value (STC) of the acoustic glass. 8 Pilkington Optiphon™ 16,8 41 -1 -3 16. In addition to acoustic performance, Guardian LamiGlass® Acoustic offers all the benefits of standard laminated glass, including safety, security and UV protection. The careful and considered selection of glass can be crucial in helping to reduce noise level and meet noise requirements. But they also differ quite a bit: for example, Rw covers a larger frequency range than STC. Effective acoustic design encompasses more than merely blocking sound transmission between spaces; it also involves managing how sound behaves within a room. Secondly. OITC is a very new rating in the world of acoustics and not all products carry an OITC rating, as they may predate that testing being more commonplace. PVB bonds the sheets together without changing their appearance. This is typically plastic polymers: PVB, EVA, TPU, or resin. QuietZone® Acoustic Batts Owens Corning QuietZone acoustic batts are an essential part of control-ling noise transmission between rooms. No frames are utilized in the testing to ensure accurate comparison of the glass configuration can be made without external When evaluating acoustic materials or partitions, such as glass walls, the effectiveness of a partition in reducing sound transmission is often quantified using the Sound Transmission Class (STC). Glass is one of many components that influence the acoustical performance of doors, partitions, windows, skylights, and vertical wall glazing systems. 5mm Hush RW29 Acoustic Opinion 20-050b-5d 6. Tested and certified acoustical glass or fire-rated glass and glazing materials are available for acoustical door assemblies with vision lites, side lites, or transoms. Thickness and layers. Acoustic glass, meanwhile, is designed with noise reduction in mind. At Komfort, acoustic performance is a key element in the design and manufacture process of our acoustic glass partition systems. This glass has a multi-layered laminated construction using PVB interlayers which absorbs and dissipates sound waves effectively, and significantly reduces noise transmission. Higher Rw values indicate better sound insulation. Continental Europe - EN Guardian LamiGlass® Acoustic Reduces UV radiation by 99% reducing fading up to 8. Soundshield™ glass is a groundbreaking solution that transforms your living and working spaces into peaceful havens by effectively mitigating outside noise. While standard glass units consist of two panes that are the same thickness, dissimilar glass refers to a window with two panes of glass with different thicknesses. The STC rating of a partition does not guarantee a quiet environment if the room lacks adequate sound absorption. The performance data below applies to monolithic glass. The first step in rating a product is to determine the transmission loss of the material at various frequencies. Apr 26, 2024 · Acoustic Glass. STC is a rating that indicates how much sound a partition can reduce. STC ratings range from 0 to 100. *OITC is estimated based on this test. VLam™ Hush is a laminated Grade A safety glass. Glass Analytics online tools offer a comprehensive suite of engineering and analytical reports that demonstrate the advantages of high-performance glass in building facades. V. Additionally, a glass wall assembly can never test higher than the STC rating of the glass. For this reason we recommend using different thickness in a double glass unit. the installation: If the windows are not well sealed, noise will find a way through, along with cold or heat. An integrated acoustic membrane subtly adds 0. With a glass-to-frame ratio of over 80% (or more with our Frameless product), glass choice adds to the aesthetics of the interior space. Because of its PVB core, if acoustic glass breaks, it tends to shatter into small pieces rather than large dangerous shards. 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. An example of this would be client meeting rooms for legal firms. Mar 30, 2023 · Calculating STC ratings can seem a little bit tricky at first, but it’s not as complicated as you might think. Soundshield™ glass is designed with a specialised interlayer to reduce sound transmission while maintaining clarity and aesthetics. Give us a call at (800 Mar 22, 2024 · In recent years, advancements in glass technology have led to the development of specialized acoustic glass products designed to achieve higher STC ratings while maintaining aesthetic appeal. INSULATED GLASS UNITS When specifying double glazed units, it is wrong to assume that using two skins of acoustic glass will dou-ble the acoustic value of the unit. Interior Soundproof Glass Window Choose between single glazed or double glazed glass options for your acoustic glass partitions, achieving sound protection of up to 40dB or impressive ratings up to 54dB, respectively. 2. Contact us OITC* Frequency (Hz) 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 2000 2500 Jun 15, 2024 · The STC ratings for windows and glass can range from 18 to 65, depending on the type and thickness of the glass. Oct 9, 2024 · Acoustic glass finds its use in the automotive industry as well. Data is based on testing ~36" x 84" glass to ASTM E413-87 in an acoustical wall. Clear Float Glass; Tinted Float Glass; Clear Laminated Glass; Tinted Laminated Glass; Low Emissivity Glass; Patterned Glass; Slumped Glass; Sand Etching; Mirror & Tinted Mirror; Vinyl Back Mirror & Colour Back Glass; Antique Mirror; Acoustic Glass; Specialty Glass; Resources; Gallery; FAQ; Contact. How it works. 5mm Hush (with Autex) RW33 Acoustic Report ALA 18-097-9 QRK Wide Stile Hinged Door with QRK Acoustic Door Seal GLASS SIZE & TYPE ACOUSTIC RATING REPORT DETAILS 12. Acoustic glass typically has an STC rating of 35-40, compared to standard glass which usually has an STC rating of 27-30. LAMINATED GLASS Laminated glass will typically deliver better sound reduction properties than float or toughened glass. Source: Detailing for Acoustics, Lord and Templeton. STC Ratings Chart Acoustical Performance of Glass and Wall Constructions Inside Construction Space Outside STC Value ISO RW 3 Single Laminated Glass 1 1/4" (7. The highest noise insulation is achieved using an acoustic laminated glass. Alternative glass dB ratings available on request up to 55dB. INSULATED GLASS UNITS When specifying double glazed units, it is wrong to assume that using two skins of acoustic glass will dou - ble the acoustic value of the unit. Glass controls noise by: Reflecting the noise back towards the source, and ; Absorbing the noise energy within the glass. Discover our products specifically designed to reduce noise levels transmitted through glazing. DG100 achieves acoustic ratings of up to 51dB. 5 times over normal glass. Sep 4, 2018 · National Glass Association 344 Maple Ave West Unit 272 Vienna, VA 22180 703/442-4890. Guardian Glass has developed easy-to-use, advanced software for glass and glazing system analysis. To determine the specific STC ratings of glass and a Jun 6, 2024 · The higher the STC rating, the better the soundproofing. Aug 21, 2024 · Sound Transmission Coefficient or Sound Transmission Class is an acoustic rating system. Adjustable blinds in between the panes of glass are available to control the amount of light and provide added privacy and security. Giroux Glass is a reputable company that offers exceptional glass, glazing, and architectural metal services. Lab results are highly controlled and may not reflect the same performance in the field based on the conditions of your environment. STC indicates how well a window blocks noise. Unlike standard glazing, which primarily focuses on temperature control, acoustic glazing draws strength from its enhanced design, making it ideal for locations experiencing Glass walls in meeting rooms and offices allow for quiet work and confidential meetings – where a high degree of acoustic separation is required. 060 P. P. Acoustic interlayers can be laminated in the largest glass panels available in the UK giving much greater freedom with design. The definitions of two ratings: Sound Transmission Class or STC and Outdoor-Indoor Transmission Class or OITC; The project’s design requirements and how they impact the glazing system, and; How to calculate an STC or OITC rating; STC versus OITC. Aluminum Frame : The aluminum frame adds structural support and helps in soundproofing by holding the glass securely in place. Mass pigmented and decorative interlayers can also be used to provide a wide range of effects. 5mm Hush RW31 Acoustic Report ALA Search for suitable solutions based on glazing parameters and acoustic requirements. How is acoustic glass made and how does it work? 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. Generally, thicker glass provides better sound insulation and contributes to a higher Sound Transmission Class (STC) rating, which measures how well the glass blocks sound. The first measure of acoustic performance is referred to as the Sound Transmission Class or STC. In addition, it tends to be quite hard to break, which is another benefit, so if a child, pet, or even you fall against the glass, you shouldn’t crash through it. However, soundproof windows can have an STC rating of 48-54 or higher, providing significantly better sound Tranquility through acoustic excellence. As a general rule, where single glazing is used, the acoustic performance of the glass improves as the thickness increases. Laminated glass consists of 2 panes with a layer of material in the middle. The performance data below applies to an insulating unit constructed with two plies of glass and an air or argon filled space. What are Rw Ratings? Acoustic Ratings Explained Glass Jan 31, 2014 · AAMA 1801-13, “Voluntary Specification for the Acoustical Rating of Exterior Windows, Doors, Skylights and Glazed Wall Sections,” describes the use of sound transmission loss test data to calculate Sound Transmission Class (STC) and Outdoor-Indoor Transmission Class (OITC) ratings. You can’t simply compare an Rw rating to an STC rating. com. COMMONLY The glass delivers a Sound Reduction Factor (Rw) of up to 54 decibels (dB) in triple glazing and 52dB in double glazing. It is important to remember that you cannot mix and match different products and necessarily expect the same acoustic rating. 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. Dec 14, 2021 · Your test evidence may only be for one product, such as glass partitioning, or two products, such as glass partitioning and doors. Acoustic doors must take into account the size of the doorset, the type of doorset, the fire rating, the glazing size, the glass type, the door core, the ironmongery, and of course the acoustic seals. Acoustic glass is a double glazed unit that includes a pane of laminated glass. All values shown are glass only. Laminated glass is made up of two panes of glass pressed together with a polyvinyl butyral inter layer. A leader in tools for the glass industry. The hugely popular Edge Symmetry door is a framed single or double glazed acoustic glass door which offers excellent acoustic performance. Glass size and glazing system will affect STC rating. This guide will help you navigate these ratings and ensure you specify the best solutions from ADL’s custom acoustics product line for your projects. For example: Standard single glazing: Rw 25-30 dB; Acoustic double glazing: Rw 40-45 dB Mar 7, 2025 · Explore the STC rating chart for walls, glass, windows, doors, and materials. Performance targets are selected based on acoustic ratings, and results are revealed immediately. 17. Acoustic glass has better resistance to damage and breakage which improves the overall safety of the vehicle. 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 re. 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) How is acoustic glass made and how does it work? 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. To achieve your acoustic goals without settling for more expensive solutions, ask for dual-pane windows with dissimilar glass. Ideal for offices and meeting rooms requiring a high level of acoustic privacy, Edge Symmetry can achieve a maximum acoustic rating of Rw41dB in its double glazed form. The performance of acoustic glass will vary according to the glass configuration used and the noise source. Determining ratings for windows, walls, and ceilings all happen the same way defined by the ASTM E90 standard. With ALUR, you don’t have to compromise design for acoustical performance. Several options and upgrades to eliminate this noise include adding a layer of drywall, filling gaps with acoustic sealant, and upgrading doors. Types of Acoustic Glass Laminated Acoustic Glass. The QuietZone acoustic batt actually absorbs sound vibrations assembly. Saint-Gobain Glass (United Kingdom) Limited, registered in England, Company Combined effect of glass thickness and air space on the acoustic performance of double glazing. Aug 7, 2023 · For all matters related to the installation of acoustic laminated and other glazing systems, consult the experienced professionals at Giroux Glass, Inc. Acoustic rating can be used to measure sound insulation of building elements and varies depending on the region of the world. May 14, 2021 · Double Glazing Data. This guide includes the most comprehensive and up-to- In fact, the results of our testing show that ALUR’s frameless glass system achieves the same acoustical results as more conventional heavy framed systems. SoundPro calculates glass usage by performance or glazing configuration. However, by changing your glazing from typical 4-16-4 to 4-16-6. 1/4" 41 41 The answer to a noise concern is not less glass, but the use of innovative laminated safety glass made with Saflex™ Acoustic PVB interlayer. 38mm Laminated RW26 Acoustic Opinion 20-050b-5e 10. Check with your framing system supplier for total window values. com The following tables take the specified “Design Sound Level Range” for rooms from AS/NZS 2107: 10. T. Some of the considerations when specifying acoustical glazing include occupancy conditions, the type of anticipated noise, applicability of the acoustic performance rating system, and AcoustaTM Laminated and IGU's. WHAT IS ACOUSTIC GLASS? Acoustic glass is specialist glass that considerably reduces noise levels. The monolithic glass is one lite of glass. Email: info@commercial-acoustics. In some cases you can achieve a higher sound reduction rating using a single piece of acoustic glass as opposed to a sealed unit. applicable to interior building partitions and viewing windows where the sound source is human speech and/or office equipment. 38mm Laminated RW29 Acoustic Opinion 20-050b-5c 6. 24 Page 1 of 2 Due to continual product research and development, details listed are subject to change at any time Mar 5, 2020 · Acoustic glass is specifically manufactured to help reduce noise levels (it is sometimes referred to as soundproof glass). We produce a range of acoustic partition products that are at the cutting edge of both design and performance. Mar 9, 2022 · Phone: 888-815-9691. 8mm thickness to the glass, enhancing sound insulation without compromising aesthetics. Guardian LamiGlass® Acoustic is a laminated glass with an advanced interlayer that delivers significantly improved sound insulation compared to standard laminated glass. To determine the specifi c STC ratings of glass and a window or door assembly, the following ASTM standards should be used: 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. The final STC/OITC rating of the window assembly could vary because of the influence of the framing members and the construction of the window assembly. B. Single-pane windows can have an STC rating around 25. Look for options with a high STC rating to ensure maximum noise reduction. This brochure is a summary of all Darley Aluminium’s system acoustic performances. Download ALUR Sound Ratings Custom Soundproof Window Glass Available – Safety Glass, Mirror Pane, Tinted, Etc. DG54 achieves acoustic ratings of up to 42dB. As a guide when frames are included, the Rw values shown will decline. Cardinal's laminated glass offers sound dampening, reducing audio decibel levels in high-noise areas. Laminated acoustic glass consists of two or more layers of glass bonded together with a PVB interlayer. For further information including test reports, please contact your nearest Darley Aluminium Oice. our acoustical solutions experts are standing-by to help. 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. Our glass acoustic ratings can be displayed on request due to multiple glass combinations. The effect of the laminate is to 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. Depending on the tightness and acoustical 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. To achieve this with a conventional double glazing width (about 28-35mm only) we have to employ an acoustics interlayer or a sort of resin between two panes in a laminate glass combined within a DGU. However, acoustic glass is different in that it comprises of two or more sheets of glass bonded or laminated together (visible safety rated for impact to BS EN 14449. Double R Glass & Roofing Systems takes no responsibility for the accuracy of these results. COMMONLY It is an International Organization for Standardization (ISO) rating and part of the ISO 140 (Acoustic) family. For example, Rw is used in Europe while OITC and STC ratings are used in North America. See additional notes below data for specific The final STC/OITC rating of the window assembly could vary because of the influence of the framing members and the construction of the window assembly. There are several options and upgrades you can implement to eliminate this noise, including adding drywall, filling gaps with acoustic sealant, and upgrading doors. 24 Noise movement through even the smallest cracks is called acoustic flanking, whereby glass walls constructed from 50 STC-rated materials can drop into the mid-30s. Tempered glass. 3. Talk to IQ Aug 6, 2023 · Clear float glass. Dec 11, 2012 · An insulating glass unit built with two panes of the same thickness experiences the issue of critical frequency: it is said that the two panes vibrate (resonate) together at that frequency, thus reducing the glass overall acoustic performance. Read more about the tools below The concepts of Noise Reduction Coefficient (NRC), Sound Transmission Class (STC), and other acoustic ratings are vital in designing spaces that meet your acoustic and aesthetic requirements. Acoustic Behavior Within Rooms. Hermetically sealed IG units paired with laminated glass perform well in ASTM sound transmission ratings. (Note: Using Custom Acoustic Window Glass May Change The STC Value) Acoustic Window Glass Shipped Separately to Avoid Breakage; Easy Snap-In Soundproof Glass Wall Installation On Job Site; Studio 4 Model – Noise S. 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). Our systems allow you to accommodate different thicknesses of glass, so a wide range of acoustic ratings can be achieved. Choose glass-Cavity-Download performance datasheet in PDF file. Acoustic double glazed units can achieve the acoustic insulation factor R w = 30 – 53 dB, depending on the type of unit. With a wide breadth of sound-rated opening glass walls, NanaWall offers aesthetic product options to interior architects and designers. Higher numbers show greater sound resistance. Acoustic double glazed units are constructed basing on the asymmetry of the assembled panes of glass, flexible bonding of the panes, and the use of attenuation gases in the space between the panes. Rw ratings are similar to STC in that they follow familiar testing methods. Acoustic Range Keep the outside out of living and work spaces with our soundproofing options. Thirdly, use experienced professionals. • Rating • Principles • Data • Methodologies • Glossary • Worksheets • References • Example Purpose This Acoustical Glazing Design Guide has been prepared for the building design professional, manufacturer of Saflex protective interlayer used in laminated glass. 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 final STC/OITC rating of the window assembly will typically be reduced from the base glass acoustical rating. You can reduce the noise by as much as 25%. The higher the Rw value the better the acoustic performance. ezc ejm sxthlso ulnginu czjnwydf xup tatjtfc zkwq sewyoybi fxafim ovjp ctvpc hfv nhssn yvmvbsg