Laminated glass stc rating Laminated glass is like the windshield of your car. STC Example : ¼” Monolithic glass has an STC of ~31dB. A detailed discussion of the methodologies and supporting analytical rationale are provided in Section 4. The sound attenuation properties of a glazing type will be achieved with the plastic interlayer absorption of sound transmission of a laminated glass or else with the isolating air space of an insulated glass. Laminated & Double-Glazed Glass. If reducing noise is a major concern of yours, search for a window in the 30–35 STC range — for example, a 100 Series window with an STC upgrade or a 400 Series window with laminated glass. 87dB. Glass size and glazing system will affect STC rating. -1/4" (total 1/2" thick), 1/4"-0. Here we introduce a simple formula to calculate the glass STC-sound transmission class. Laminated glass provides higher mechanical resistance and security benefits. 5 times over normal glass. Jun 6, 2024 · Sound Transmission Class (STC) ratings are used to measure the effectiveness of acoustic glass in blocking sound. This document provides sound transmission class (STC) ratings for various glass and wall constructions. This can even go a step further with double-laminated insulated glass, which has two laminated panes of glass and an air space between. (for more information on STC see ASTM E90 and ASTM E413) OITC - Outdoor-Indoor Transmission Class Sep 2, 2023 · STC stands for Sound Transmission Class. TD-136 - Recycled Glass Use An explanation of Vitro Glass's use of recycled glass. The American Society for Testing and Materials (ASTM) developed the sound transmission class rating (STC) to describe the sound isolation performance of materials. 1, Class A NOT fire-rated Technical Glass Guide Update 6/15/21 – Version 3. 1/8" 35 35 Double-glazed glass can also achieve an STC rating of up to 40. 2. glass constructions only. Glass Appearance: Clear. This means one pane of glass is thicker than the other. The four-point increase in STC rating is the resuH of dampilg provided by the PVB intedayer used in the laminated glass. 030" P. You should be aware that an increase by 10 in the STC rating means that the noise is reduced by half, which is the case here. All data Combining different glass thicknesses with laminated glass adds even more sound control. Additional advantages of laminated glass include: Figure 1: shattered laminated glass the sound transmission class rating (STC) to describe the sound isolation performance of materials. The laminated glass units are constructed STC Ratings Chart Acoustical Performance of Glass and Wall Constructions Overall Laminated- sulating Glass 2 4-3/4" (120. Additionally, our COMO Glass Panel is an excellent choice for acoustic performance, offering an STC of 43 for clear tempered glass and 49 for laminated glass. 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. The higher the STC and OITC ratings, the better the glass is at reducing sound transmission. The higher the STC rating, the more sound will be dampened. Realistically, in order to achieve an STC of 40, you need laminated glass. V. STC RATINGS EXPLAINED. Glass surfaces are counted from the exterior face of the building. -1/8" (total 1/4" thick), 1/4"-0. Most laminated glass will have an STC rating of around 40. 5lg(M1+M2)+13+R1 R:laminated glass STC M1,M2:Glass panel density 13/16" overall - 1/2" glass, . The values given are centre of glass values. Laminated glass can also increase STC rating. Sound Transmission The performance data below applies to laminated glass units constructed with two plies of glass and an interlayer. A double-pane window with at least one laminated lite will provide the greatest degree of noise insulation. 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. It is manufactured by permanently bonding two or more lites of glass with layers of polyvinyl butyral (PVB) interlayer, under heat and pressure, to create a single construction. Glass Thickness: 1/4" Glass STC Rating: 35. Fire Rating: None. Oct 16, 2023 · LAM LAM acoustical ratings not available for this glass combination vertical slider 6210 6211 6230 6230J 6270 net 47" x 59" STC 28-33-->--> X 32 29 04/11/23 TL23-161 acoustical ratings not available for this glass combination TL23-110 X--> X 30 28 04/26/23--> X 33 28 12/12/22 TL22-247 TL22-246 acoustical ratings not available for this glass This table compares Vitro Architectural Glass product performance data when assembled in a one-inch (25 mm) insulating glass unit with a ½-inch (13 mm) air space and two ¼-inch (6 mm) lites. STC ratings are used for windows doors, walls & most building materials. Securing a higher STC rating than this is possible but impractical because it is more expensive and sound can enter through lower-performing parts of the home such as the exterior walls. It can be made from a wide range of materials, but acoustic laminated glass only uses polyvinyl butyral (PVB). Feb 11, 2025 · If meeting an architectural specification that requires, for example, an STC 35 instead of the STC 34 you might meet with dissimilar glass, laminated glass may be necessary. It’s a clear resin that is tough and flexible and, helpfully, offers good acoustic properties. Sound transmission ratings are available for many Great Lakes Window IGUs. What Is a Good STC Rating for Windows? As an example, STC rating of 22 to 24 with gaining two points, shows a 90% reduction in noise. 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. There is NO advantage to using triple pane over dual pane for sound attenuation. (See ratings on reverse. *OITC is estimate d base d on this test. For better sound reduction, we also offer laminated glass with an STC of 38, which further lowers the sound level to 22dB, making it perfect for focused work or private meetings. This ‘dip’ means more noise is let through at these frequencies For a typical single pane window you can expect a STC Rating of 18-20. It’s a rating used to quantify a material’s ability to block sound waves. A small change in the STC rating can make a big difference. Laminated glass provides security for both homes and businesses. Dec 31, 2024 · Gaps or weaknesses in the frame can compromise the STC rating. Glass Kits: If your door includes glass panels, the type and thickness of the glass will affect the STC rating. The two product graph lines follow each other closely but the ordinary laminated glass dips significantly, close to 10dB. 030 x 1/8” laminated has an STC rating of 34 1” insulated glass ¼” x ½” AS x ¼” has an STC rating of 35 Structural Performance The strength of laminated glass is determined by the glass thickness, type of vinyl, glass size, and the nature of loading. Generally, the higher the number the more effective a window is at preventing outside noise from entering your home. 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. -1/2" (total 3/4" thick), panels caulked in place in single frame with wooden stops and glazing putty. . Save as PDF 800 Park Drive , Owatonna , MN 55060 US | (800) 533-2080 STC Ratings Chart Acoustical Performance of Glass and Wall Constructions Overall Laminated- sulating Glass 2 4-3/4" (120. For instance, in residential buildings located in noisy urban environments, selecting glass with a higher STC rating can significantly improve occupant comfort by reducing May 14, 2021 · Choose glass thickness-laminated glass or single glass (interlayer or no interlayer)-Cavity/Spacer (1mm-30mm)-Gas Filling (Air/Argon/Krypton) laminated glass or single glass (interlayer or no interlayer)-Predict-Value Type (RW/STC/OITC Data)-Results Download 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. 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 Glass meets the requirement of ASTM C 1172 Standard Specification for Laminated Architectural Flat Glass and the safety criteria of CPSC 16 CFR 1201, Category II; and ANSI Z97. How to compare sound performance There are two common measures of sound performance that you’ll come across: STC and OITC. OITC* Frequency (Hz) Laminated Glass Construction. VLam™ Hush is a laminated Grade A safety glass. 5lgM+13 R:Monolithic glass STC M:Glass density. Glass laminati on encompasses adhering two panes of glass together with a special adhesive that adds strength and blocks soundwaves. This type of glass incorporates a layer of laminate between two sheets of glass, enhancing its sound-dampening properties. 1/8” (3mm) monolithic glass has an STC rating of 30 1/4” (6mm) monolithic glass has an STC rating of 31 Jun 16, 2023 · Laminated Glass: Laminated glass consists of multiple layers of glass with an interlayer, usually made of polyvinyl butyral (PVB). -Estimated STC Ranges should be adequate REPRESENTATIVE STC RATINGS Considerations for additional performance More air gap between windows Caulk or seal prime window 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 Laminated Glass Laminating glass is a popular way to increase an STC rating. 5)+13=28. 70 60 --STC38 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. OITC* Frequency (Hz) 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 2000. The STC (Sound Transmission Class) rating is a single-number rating system for interior building partitions and viewing Aug 7, 2023 · Consider how these types of laminated glass and their respective thicknesses correspond to STC ratings: ¼-inch glass yields an STC rating of about 31; 3/8-inch glass yields an STC rating of about 34; 3/8-inch of standard laminated yields an STC rating of about 36; 1/2-inch of glass yields an STC rating of about 36 The sound-dampening interlayer provides a 50% sound reduction over the standard glass with an STC rating of 35. Laminated glass is often used to reduce a building’s interior partition noise level. The materials are tested in controlled conditions at frequencies ranging from 125 Hz to 4000 Hz and the performance is then converted into an STC rating. Door Sep 25, 2008 · 1/4" glass = STC 31 1/2" glass = STC 36 I'm not trying to be insulting, but as a matter of curiosity I googled "glass STC" and the very first page had that data. Laminated Glass Where glass becomes architecture ™ Section 8 •03 Page 11 Sound Control Introduction Shielding a building’s environment from increasing noise levels, especially near airports and busy highways, is a critical factor in the specification of glazing materials for both new and renovated structures. Jan 28, 2024 · If you use laminated glass, then the STC rating will go up to 35 or more, which is definitely an improvement. Milgard’s Quiet Line window, with three layers of glass, achieves some of the best STC ratings available. To determine the specific STC ratings of glass and a Sep 8, 2023 · Normal laminated glass contains a non-glass layer sandwiched between 2 panes. The STC and ISO RW values indicate the acoustical performance ratings, with higher numbers indicating better sound Feb 10, 2014 · An easy way to get a better stc rated window is to add dissimilar glass. 3 software and represents center of glass performance data. Frame Profile: Low. When combined with a hermetically-sealed IG unit, the acoustical benefits to your windows 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. Seals and Gasketing: Even the highest-rated door will perform poorly without effective The answer to a noise concern is not less glass, but the use of innovative laminated safety glass made with Saflex™ Acoustic PVB interlayer. This is why INFINIUM’s Refine and Quantum Double-Glazed wall systems offer the highest STC ratings. A window’s STC rating varies based on the thickness of glass, a gas fill between the panes, and a window’s air tightness. Apr 8, 2024 · Laminated Glass. Outdoor-Indoor Transmission Class (OITC) – applicable to exterior walls (including doors and windows) where the Tested under ASTM E90, laminated outside pane consisted of either 1/8"-0. 24 Page 1 of 7 E413-87 in an acoustica l wall. Glass thickness. Jul 13, 2022 · Decorative laminated glass promotes productivity, natural light, and enhanced Sound Transmission Class (STC) ratings, along with unparalleled aesthetics for display cases, modular walls, dividers, and partitions within retail, personal care, office, and hotel settings. Acoustic glass is always laminated glass. ) Jan 26, 2022 · A typical dual-pane window has an STC rating of 25–30. com The OITC/STC ratings improve with the addition of more lites, sealed airspaces, and laminated lites. We use it for anything from drywall and brick to glass and plastic – anything that can be considered a building material. The higher the STC rating, the better the soundproofing. Frequently Asked Questions What STC rating is recommended for residential use? Most residential applications benefit from STC ratings between 30 and 40, depending on external noise levels. Laminated glass also withstands forced entry and deflects up to 99% of damaging ultraviolet (UV) rays that can cause interior fading. In addition, using lites of glass of differing 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 and/or office equipment. Aug 21, 2024 · Single-pane windows can have an STC rating around 25. 1. Laminated Glass Applications Generally, when measured in conjunction with double-pane windows, laminated glass window inserts have an STC rating of 48. STC. Higher ratings mean better sound 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. OITC, on the other hand, covers a broader frequency range (80 to 4000 Hz), including lower frequencies often associated with external noise. 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 huge. Types of Acoustic Glass Laminated Acoustic Glass Laminated IG (laminated glass toward interior) Double-laminated IG (various) Reports are generated in Eastman format and serve as guidance only. See in this video how laminated glass is made: Laminated glass is two or more layers of glass permanently adhered to one another with one or more polymer interlayers in a thermoset, high-heat process. Acoustical Guide – Determining Minimum STC Rating Figure 1. Typical dual glazed windows can achieve better ratings of 25-27. Our items are commonly identified and trusted by customers and may fulfill continuously switching economic and social wants of Laminated Glass Stc Rating, Laminated Glass 19mm, Custom Tinted Tempered Glass, Top 19mm Tempered Glass,Curtain Wall Glass Material. It’s actually 2 pieces of glass with a piece of plastic in the middle. Monolithic glass Formula: R=13. 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. 7 mm) 1/2" laminate 4", Air 1/4" laminate to provide conservative estimates of required STC or Rw ratings to be used by the building designer as a planning tool for window glazing. A higher STC rating indicates a greater sound dampening effect. 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. By comparison, a ¼” laminated glass has an STC rating of ~34 dB. As discussed in Section 2, STC ratings and the Rw for most glass configurations are equal. Where # appears next to the product name, this identifies the position of the coated surface of the glass. It lists the construction details and thickness of single laminated glass, laminated insulating glass, airspaced glass, monolithic glass, and various wall constructions. 11F P. Graph 1 shows the sound transmission loss of glass across a low to high frequency range, comparing ordinary laminated and Acousta™ laminated glass. Laminated glass increases the sound insulation by decoupling the glass panes and damping the vibrations generated by the sound waves. An extra pane of glass can give a dual pane window a rating between 26 and 33. 5*lg(6*2. 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 glass with an air pocket is often recommended for better soundproofing. STC The laminated glass helps reduce sound more effectively than non-laminated dual-pane glass. How SoundPro works. I upgraded street-facing windows to Milgard Tuscany dual-pane with laminated glass on inner side. See full list on dillmeierglass. B. Glass Approvals: ANSI Z97. Laminated glass is another excellent option for soundproof windows. 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. 030 P. Both STC and OITC ratings inform your window or door selection based on sound insulation Mar 21, 2024 · Air Pocket Between Glass Panes: The distance between the two panes of glass in double-glazed units affects STC. Frame Fasteners #8 x 1" Flathead Phillips SMS – Included. laminated units are available for increased performance. It is a logarithmic scale and ranges from 18 to 50 for windows. May 22, 2022 · Tempered glass can also be used in these applications. We measure STC as a whole number – a higher number means better soundproofing. If the dissimilar glass is your choice, that's a great solution as well, since it has an average rating of 34. Oldcastle STC Data (1) The data here is based on samples tested at Riverbank Acoustical Laboratories in accordance with ASTM E90- 97, ASTM E413-87 and ASTM E1332-90 and are not guaranteed for all samples or applications. OITC has replaced STC for comparing glazing materials. To achieve even higher STC Ratings, window manufacturers may offer the addition of laminated glass, dissimilar glass and other sound dampening components to their window design. UPDATED; TD-138 - Heat Treated Glass for Architectural May 22, 2022 · A sheet of laminated glass that is ¼” thick will have an STC rating of 35, nearly the same as regular glass that’s twice as thick. Costing more than other materials, this is used mainly for exterior applications. Laminated glass increases the STC rating of a window, diminishing unwanted outside noises. Door Getting started; Laminated Glass Stc Rating; Laminated Glass Stc Rating - Factory, Suppliers, Manufacturers from China. The acoustical properties of glass is an important consideration when designing a wall in a conference room, corridor, or other space with a lot of glass which must achieve a specific STC rating. Sep 10, 2023 · STC stands for Sound Transmission Class. All performance data is calculated using LBNL Window 7. 52mm laminated glass is 39. Now I barely hear anything from the street. Sound Transmission Class ratings. The desire for more natural light in buildings is driving a trend towards larger energy-efficient windows, and national and municipal level regulations require the use of safety glass in an increasing number of architectural applications, for which laminated glass is one of the most effective solutions. Hermetically sealed IG units paired with laminated glass perform well in ASTM sound transmission ratings. Here’s an STC cheat sheet to aid your shopping: In both laminated and double-glazed glass, the STC rating is 40, but anything higher calls for a combination of both. 7 mm) 1/2" laminate 4", Air 1/4" laminate The STC value for a monolithic 6mm glass is 31, for an insulated 24mm glass is 35 and for a 13. Compared to single-pane windows Feb 22, 2023 · 1/8” x . Laminated glass increases the STC rating of a window and diminishes unwanted outside noises. It is important to note that the above listed glass performance will differ to that of a window assembly using these products. As mentioned, it Data is based on testing ~36″ x 84″ glass to ASTM E413-87 in an acoustical wall. Laminated glass not only reduces noise but also adds an extra layer of security and UV protection, making it a versatile choice for Reduces UV radiation by 99% reducing fading up to 8. 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. 03. Laminated and double-glazed glass both hold STC ratings of 40, but anything higher typically calls for a combination of the two. Our laminated glass sets the standard in eco-conscious design, featuring EVA, or ethylene-vinyl acetate, interlayer produced through an environmentally friendly process. Glass siz e and glazing system will a˜ect STC rating. The insulating glass units are constructed with two plies of glass and an airspace. SoundPro calculates glass usage by performance or glazing configuration. A higher STC rating indicates a greater sound dampening effect. Laminated glass can have STC ratings of 40 or more. Performance targets are selected based on acoustic ratings, and results are revealed immediately. Architectural Laminated Glass Acoustical Performance What is an OITC Rating? OITC (Outdoor-Indoor Transmission Class) rating is an essential consideration for architectural laminated glass customers. 3mm thick monolithic glass, glass STC is only 30Dbs,when glass thickness was increased to 12mm thick,glass STC can reach 36Dbs,whether it’s single piece monolithic glass,laminated glass,or insulated glass,the thicker total glass thickness,the better sound transmission loss. Laminated panes’ STC ratings typically provide and STC rating reaching high 30s depending on the thickness of the glass and adhesive. Acrylic window inserts rate 42. If your target STC rating is 39, then you will likely need to increase the air space to 2". -1/8" (total 3/8" thick), 1/4"-0. Strong enough to withstand repeated blows from hammers, bricks and other objects, laminated products deter forced entry and provide greater peace of mind. -114• glass) with an STC rating of 34. Glazing Options: Double or triple glazing, Low-E coatings, and laminated glass contribute to better STC ratings and energy efficiency. Its composition helps to reduce sound vibrations, improves STC ratings, and often is used in durable products, like windshields. STC rating may only be assigned to specimens tested in a laboratory setting. Example:6mm clear tempered glass STC=13. Acoustic glass typically has an STC rating of 35-40, compared to standard glass which usually has an STC rating of 27-30. The final STC/OITC rating of the window assembly will typically be reduced from the base glass acoustical rating. It’s a rating that measures sound attenuation through building materials, such as brick, concrete, glass, etc. 76mm thick QS sound reduction interlayer. May 22, 2022 · STC window rating depends upon several factors – glass thickness, laminated glass, the airspace between panes, and how and what the frame is constructed of. Laminated glass Formula: R+13. That roughly translates to how many decibels the window inserts block, averaged from high-pitched to low-pitched sound. A wider gap provides better sound insulation by minimizing direct sound transmission. Glass 3 Spacer STC OITC Test Date Number Operating Style Series Numbers Tested Size OA Glass 1 Glass 2 Acoustical Ratings - Tuscany I V400 updated 09. Door Thickness: 1-3/4" Buy American Act Compliance: Meets Buy Amercian Act – Made in USA Higher STC ratings mean better sound control. Data is based on testing ~36" x 84" glass to ASTM E413-87 in an acoustical wall. 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. A rating of 40 is the minimum for conversation privacy, and many building codes now require a rating of 50 to 55. 0 This guide provides an introductory overview of glass concepts and terminology, plus 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 . laminated glass n n 5/2011 S. LAMINATED GLASS Technical Specifications • Safety, Shatter-resistant, retains fragments when broken • Sound Insulation (STC Rating), 35-45 dB • UV Blocking, Up to 99% • Light Transmission, 70-90% (depending on glass type and interlayer) • Impact Resistance, Conforms to EN 356 (P1A to P8B ratings) 400 Series Frenchwood® Hinged Patio Door Hardware (Trim Set) Exploded View Acoustical Performance of Glass and Wall Constructions Overall Thickness Inside Construction Space Outside STC Value ISO RW 3 1/4" (7. See additional notes below data for specific Jul 5, 2023 · Thinner glass has a low STC rating because sound travels through it easily. 1, Class A; and CPSC 16 CFR 1201 Category II. The combination of thicker glass and laminated lites containing acoustic grade polyvinyl butyral (PVB) further improves the sound reduction performance. 14a Laboratory measured STC and OITC ratings and Rw for various glass configurations. In order to achieve a 47, you need laminated glass, and a pretty wide airspace ( at least 1") between the laminated lite and the monolithic lite. Laminated glass has a better STC rating than unlaminated glass, and double pane installations will provide the highest ratings. STC. Mar 22, 2024 · Understanding the STC rating of glass is crucial for architects, builders, and designers when selecting glass products for projects where sound insulation is a priority. Some STC ratings of common window assemblies are listed below. 2 L aminated Glass is a multifunctional glazing material that can be used in a variety of applications. Capabilities [+] [-] Sound Control Capabilities Laminated Glass: Sound Transmission Loss 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 Cardinal's laminated glass offers sound dampening, reducing audio decibel levels in high-noise areas. 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. 24 mm) 1/8" 0. Increasing glass thickness is the most important measurement. * Laminated glass is a proven, effective solution for acoustical protection. Sound transmission classification (STC) value for glass under ‘ideal test conditions’ is a way of categorizing indoor acoustic noise levels. May 30, 2024 · STC is a widely recognized measure for sound insulation in windows and doors, focusing on human speech frequencies. Similarly, a ½” sheet of laminated glass has an STC rating of 38. Frame Construction: 18 Gauge Cold Rolled Steel. Glass Acoustic Data Rw values Float mm Rw 3 , 4 30 5 , 6 31 8 34 10 35 12 37 19 39 • Custom laminated panels use a 0. The performance data below applies to an insulating unit constructed with two plies of glass and an air or argon filled space. 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 Jun 21, 2019 · Windows with dissimilar glass typically have an STC rating around 34 which is similar to the STC rating of standard exterior walls. Be advised, though: laminated glass can add between 30 percent and 50 percent to the cost of the window, making it a fairly impractical solution from a cost perspective. Laminated glass is a proven Factors that affect glass STC. *OITC is estimated based on this test. The combination of a laminated glass assembled in an insulated unit will maximize The sound-dampening interlayer provides a 50% sound reduction over the standard glass with an STC rating of 35. If you double the air space, you can generally get about a 3 dB improvement in the transmission loss. Glass Type: Clear Laminated Glass. For extreme noise conditions like airports, Quiet Line can be enhanced with laminated glass and heavier glazing. Mar 3, 2023 · To find out the best windows and their glass STC rating chart, contact the best window company in Toronto such as Vinyl Light. insulating glass units. Acoustic Properties of Laminated Glass. In the past, STC was used as a preliminary comparison of various glazing materials. When planning glass wall systems, here’s a Laminated Glass Laminating glass is a popular way to increase an STC rating. Laminated glass is stronger and blocks UV light, but tempered glass is much cheaper. Oct 27, 2024 · The ability of laminated glass to absorb and block sound waves is measured in terms of its Sound Transmission Class (STC) and Outdoor-Indoor Transmission Class (OITC) ratings. The United States Model Building Codes, the US International Building of acoustic glass with high ratings. Glass Impact Safety Rating: ANSI Z97. A common way to accomplish this is to use laminated glass. sbrxi sza dzb dmvtjq fmfyrva yuarpji xttv zwghj lipqnzcb utxf fugb xfluq vkyxr bgw wzpa