Tempered glass stc rating. 3 software and represents center of glass performance data.

Tempered glass stc rating Acoustical Guide – Determining Minimum STC Rating Figure 1. However, before making the decision, it is essential to know what sets these two apart and how their application […] 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. Find a School Guard Glass product data spec sheet for your project here. Double-glazed glass can also achieve an STC rating of up to 40. TD-128 - Laminated Glass - Thermal and Optical Properties Offers performance tables for selected laminated Vitro Glass products; TD-129 - Temporary Protective Overcoat Discusses the proper handling, washing and disposal Solid Glazed Wall STC Rating 3/8" Clear Tempered Glass 36 1/2" Clear Tempered Glass 38 Double Glazed STC Ratings Muraflex Double Glazed solid walls scored industry standards: Solid Double Glazed Wall 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 • 1/4” thick clear heat treated glass • Approximately 4 times stronger than annealed (ordinary) glass • Breaks into small harmless fragments • Can NOT be cut after manufacturing • 11" minimum height • Manufactured in USA • NOT fire-rated • STC 31 rating Insulated Tempered Glass • Impact safety-rated: complies with IBC 1″ Overall Thick Clear Insulated Glass, Two Panes of Tempered Glass with a Metal Spacer in a Sealed Insulated Glass Unit. Glass also exhibits increased sound insulation performance with thicker dimensions, although it starts with a higher STC rating than plexiglass acrylic at the same thickness. A single pane sheet of ¼” glass has an STC rating of 31. E413-87 in an acoustica l wall. It should be noted that STC ratings obtained in a lab may be different than those achieved in real-world applications. These ratings are estimated, meaning that actual laboratory test data, depending on the source of information, ranges within 1-2 points of the values shown below. But laminated glass is different. (Note: Not available with optional Wood Veneer or High-Pressure Laminate. Nov 29, 2024 · Glass type: Laminated glass typically outperforms tempered or standard glass for soundproofing. A leader in tools for the glass industry. This has an STC rating of 35. 1 Class A and CPSC 16CFR 1201 (CAT I and II) • 1" thick - consists of two pieces of 1/4" thick clear tempered glass with 1/2" air space between and butyl seal • Increased energy efficiency QINGDAOMORNBUILDINGMATERIALSCO. SAFETY GLASS. annealed glass can be cut, machined, drilled, edged and polished. The nature of the glass also matters: at the same thickness, laminated glass is on average 4 points ahead in STC ratings than normal glass. 125 x 47. Higher ratings mean better sound Fire Rating: None. com Glass size and glazing system will affect STC rating. Outdoor-Indoor Transmission Class (OITC) – applicable to exterior walls (including doors and windows) where the The STC (Sound Transmission Class) rating is a single-number rating system for interior building partitions and viewing windows used to categorize acoustic performance. 09 PANEL ACCESSORIES. Glass Performance Data Values are center of glass calculated using LBNL Window 7 per NFRC100 conditions. Guardian Glass has developed easy-to-use, advanced software for glass and glazing system analysis. 24 Page 1 of 7 Jul 5, 2023 · Thinner glass has a low STC rating because sound travels through it easily. 1/8" 35 35 The order of sound insulation performance from poor to excellent is: monolithic glass < laminated glass How to calculate the glass STC? One of the features of glass is sound proof,whether it's single glazing, laminated glass,insulated glass or even laminated ins 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. /sq. Hybrid VIG can achieve an STC rating of 38, compared to the 34 STC of a double-pane IGU. Sound Transmission Class Sound Transmission Class (STC) is a single-number rating system that assigns a value to a product to indicate how well that product insulates against unwanted 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. 8) sightline; Front, center, back or multi-plane glass applications While it is possible to achieve an STC 36 rating with a glass wall assembly it is not as simple as placing ½” tempered glass in aluminum extrusions. 5) TECHNICAL SPECIFICATIONS AUTHORIZED DIMENSIONS Rating Application Max Exposed Area of Glass (Sq in) Max Width of Exposed Glass Max Height of Exposed Glass Min Depth of Groove Groove Width STC ratings are used for windows, doors, walls and most building materials. SH/SH or PW/SH or SH/PW 26 1/2 x 22 1/2 96 x 96 R20 STC Rating OITC Overall Glazing Rating Thickness Exterior ; Glass Thickness Interior Glass Thickness Sliding Window – Dual-Pane Standard Insulating Glass; 59. There are different ways to improve the STC rating of windows. It’s a rating that measures sound attenuation through building materials, such as brick, concrete, glass, etc. The rating covers the sound sources generated in building interiors STC Example : ¼” Monolithic glass has an STC of ~31dB. 250: 7/8" 3. offering for fire rated doors up to 90-minutes. Argon fill is 90% The STC rating determines how effectively the glass can block sound transmission. The higher the STC rating, the more sound will be dampened. While it is possible to achieve an STC 36 rating with a glass wall assembly it is not as simple as placing ½” tempered glass in aluminum extrusions. A small difference in the STC rating of just two points isn’t going to Aug 6, 2023 · As you can see, an increase in thickness translates to an increase of STC and OITC ratings. STC 36: Standard ½” glass (clear tempered) STC 34: Standard 3/8” glass (clear tempered) So go ahead, turn it up (and feel free to invite your cousin to the office). Frame Construction: 18 Gauge Cold Rolled Steel. When planning glass wall systems, here’s a 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. Glass size and glazing system will affect STC rating. Muraflex (FINO) STC Values and Configurations; Single tempered glass panel configurations; - 3/8” Tempered Glass panel STC 36 - 1/2” Tempered Glass panel STC 38 Single laminated glass panel configurations; - 3/8" laminated glass with a . May 22, 2022 · STC Ratings: Plexiglass vs Glass Soundproofing. The cost, however, may be prohibitive. The OITC rating improves from 29 with a double-paned unit to 31 with hybrid VIG. Read more about the tools below Tempered glass goes through a rapid cooling process that results in a piece of glass that is four times resistant to impact than annealed glass. Depending on the thickness and choice of adhesive, it is not uncommon for laminated glass to reach STC levels of even higher than 40. 14a Laboratory measured STC and OITC ratings and Rw for various glass configurations. Laminated glass has two separate pieces of glass sandwiched around a clear interlayer typical made from Apr 20, 2022 · The tempered glass on this door is 0. Laminated glass also withstands forced entry and deflects up to 99% of damaging ultraviolet (UV) rays that can cause interior fading. It is determined in accordance with ASTM E413 using sound transmission loss data measured between 100 – 5000 Hz. STC ratings from 35 to 40 promote enough STL to diffuse even loudly spoken conversations. 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 Standard for VT supplied laminated ceramic glass. Double-Glazed The higher the STC rating, the less noise you’ll hear through the glass. Heat efficiency usually requires a maximum gap of 16 millimeters, but a larger space is always better for soundproofing. 9375mm 32: 26 Hurricane Shield Series STC 31 rating; Standards. For windows, STC ratings range from 18 to 38. V Economical fire and safety rated glass; Tempered glass for safety and security; Etched with fire and impact safety classification on each piece; Meets NFPA 80 requirements for certification and labeling; This glass is cut to size then heat treated (tempered) to achieve its safety rating properties; STC 28 rating; Classified and labeled by QAI So taking practical steps to protect your interests is smart. Doors can be glazed with non-safety rated glass by. ,LTD YourturnkeyChinatemperedglass/laminatedglass/insulatedglasssupplier Add: Rom A3 04,S he ngx ifu ad N O. ) 34. 250 7/8" 3. Strong enough to withstand repeated blows from hammers, bricks and other objects, laminated products deter forced entry and provide greater peace of mind. If thicker glass material is used, the rating can go up to 35. 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. 030 P. I. STC 39 - 1/2" laminated glass with a . Through a technique called tempering, standard glass can become up to four times stronger and more rigid. Products in this range include our SL70 with insulated tempered glass, our SL73 with insulated tempered glass, and our HSW60 with STC 32 insulated glass. Factors That Affect Your Glass STC Rating. When tempered glass breaks, it fractures into small cubes that are less likely to cause injury. Combinations (1) Min Size Max Size Rating. others where the building code allows its use. In bustling city centers, near airports, or close to railroads, STC IGs are often considered due to their noise-reduction capabilities. 9 mm) 1/2" 0. Frame Fasteners #8 x 1" Flathead Phillips SMS – Included. 85 NRC . However, to accurately determine the acoustial performance of any window system, a sound transmission test is • Glass STC ratings up to 46 STC • Solid STC ratings up to 48 STC • NRC ratings up to . • UV stabilized to resist solar exposure • Manufactured in USA • 5 year Manufacturer Warranty • NOT Fire-rated • Acoustical ratings: 1/4” = STC 29 1/2” = STC 34 1/4" Tempered Glass 1/4" Tempered Glass 1/2" Air Space 1/4" 1/2 Discusses strength of V-grooved glass, compares glass that is tempered then grooved vs. Customize the system with various glass design options such as including switchable magic glass, curved glass, reeded glass, one-way mirror, or tinted glass —ideal for creating stunning glass wall panels in your office. For instance, in residential buildings located in noisy urban environments, selecting glass with a higher STC rating can significantly improve occupant comfort by reducing Factors that affect glass STC. *OITC is estimate d base d on this test. This glass package combines asymmetric laminated glass and dissimilar thickness glass within a 1” dual pane insulated glass unit to achieve improved sound performance. Below is a list of common wall types and their estimated STC ratings that could be used as a guideline for design. As well, annealed and tempered glass of the same thickness have basically the same sound-limiting performance. For example, laminated glass has a rating of around 35, but it can go up as far as to 41 if you use thicker layers of glass and PVB. Double-Glazed Jun 16, 2023 · Both achieve an STC rating of 40, but higher ratings require a combination. Laminated glass products from Cardinal LG Company can help, offering a level of security and serenity that can’t be realized with ordinary glass. Costing more than other materials, this is used mainly for exterior applications. Laminating glass is a popular way to increase an STC rating. TEMPERED GLASS Fully tempered glass is approximately four times stronger than annealed glass of the same thickness Compared to standard double-pane units, VIG delivers superior Sound Transmission Class (STC) and Outdoor-Indoor Transmission Class (OITC) ratings. At 1/8 inch thickness, it has an STC rating of 30. It’s important also to consider: Glass thickness: thicker glass typically provides better sound insulation than does thinner glass STC rating (Sound Transmission Class rating) is a score given to a building’s surface (wall, ceiling, window, etc. 16-in (4 millimeters) thick. Sound Transmission Class ratings. STC 30 = This is where most dual-pane windows perform. The higher the STC value, the better the rating and sound protection. Mar 21, 2024 · Air Pocket Between Glass Panes: The distance between the two panes of glass in double-glazed units affects STC. 29W b D3s trcQ C6 MKETIG@ The STC (Sound Transmission Class) is a rating system for interior building partitions and viewing windows used to Triple Insulating Glass Construction STC OITC Sep 2, 2023 · STC stands for Sound Transmission Class. Choose from two types of compatible doors in the SOLO PLUS series which allows you to customize the look of your office space – one with a spray paint border and the other with spacers. Jan 28, 2024 · The average STC rating for a regular single pane window is 27. IQ: Insulating Glass Widely used STC Acoustical Performance of Glass and Wall Constructions Overall Thickness Inside Construction Space Outside STC Value ISO RW 3 1/4" (7. The first measure of acoustic performance is referred to as the Sound Transmission Class or STC. Glass thickness was not included under the “Dimensions” menu as there isn’t a field for it. Product Features. At JELD-WEN, for example, we 1/4” (6mm) monolithic glass has an STC rating of 31 1/8” x . Meets ANSI Z97. How It Works: The technology behind STC Glass involves combining dissimilar glass thicknesses to attenuate the noise to form the IG. STC OITC 80 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 2000 2500 3150 4000 5000 Our specialty options include glass for unique project needs like sound abatement (STC/OITC), high altitudes, Sea Turtle Conservation Codes (available on Signature Ultimate products), and California fire zones. Dec 16, 2024 · Material: Fire-rated tempered alkaline safety glass Thickness: 1/4" (6 mm) Weight: 3. Data is based on testing ~36" x 84" glass to ASTM E413-87 in an acoustical wall. Sound Transmission Class (STC) rating. float glass (also called “flat” glass) that has not been heat-strengthened or tempered is annealed glass. Visible Light Transmission 75% Groove (in. Double-glazed glass has a similar STC Glass Type: Clear Laminated Glass. STC Ratings Chart Acoustical Performance of Glass and Wall Constructions Overall Thickness Inside Glass 1 3/4" (19. 175mm: 29 23: Sliding Window – Dual Pane Impact Laminated Insulating Glass 59. Glass Type: Clear Laminated Glass. Here’s a quick guide to understanding STC grading. 24 mm) 1/8" 0. Tempered Glass. Glass Appearance: Clear. Glass laminati on encompasses adhering two panes of glass together with a special adhesive that adds strength and blocks soundwaves. See additional notes below data for specific Jan 28, 2025 · However, it is important to note that different glass options, as well as the use of combination units, may affect the sound abatement performance of the unit. electrics • Power and Data capability • Hard-Wired and Modular connections. We have included “Impact Resistant Glass” in the “Features” field under the “Details” menu in the “Specifications” section, which by definition means tempered 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. Feb 18, 2022 · On the flip side, tempered glass will break into many many tiny pieces, mostly without sharp edges which reduces the risk of injury. 3 (77. Door This makes COMO Glass Panel an ideal choice for modern work environment that seeks to balance style and productivity. Among the numerous glass options available, annealed glass and tempered glass have emerged as two of the sought-after choices. * Falkbuilt glass doors and dynamic walls ratings vary depending on thickness of the glass. glass options • 6mm framed glass only • Tempered and Laminated • Clear, Frosted finishes. This is why INFINIUM’s Refine and Quantum Double-Glazed wall systems offer the highest STC ratings. OITC* Frequency (Hz) 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 2000 2500 For glazing that is installed within a building interior, the Sound Transmission Class (STC) rating may be a more appropriate measure, as it describes the approximate decibel level reduction for the sound of human speech. 88 Size: Reference chart on page 2 Minimum: 14"diagonal Maximum: 47-½" x 95-½" No more than 1:10 ratio width to height Order size is actual glass size RATINGS: Glazing bug marking on lower right corner (1)Rating based on Max Size unit (2)Minimum Size with True Action Lock and Sash Bolt Option (3)Maximum Single Hung vent height is 36” (4)PW over 96” wide must be tempered (5)End Vent Slider (XOX) configuration is 4/2/4. 2 psf Light Transmission: 89% STC: 32 U-Value:. ; mm) Depth: 7/8” (22 mm) Width: 2-15/16” (75 mm) Weight (lbs. The STC (Sound Transmission Class) rating is a single-number rating system for interior building partitions and viewing windows used to categorize acoustic performance. 175mm: 7. Jun 27, 2018 · Products with a rating of 30 to 35 STC can reduce the volume of normal speech to a quiet murmur. A typical dual-pane window has an STC rating of 25-30. • STC 31 rating Insulated Tempered Glass • Impact safety-rated: complies with IBC requirements for use in doors. STC Lab Test Results 1/8" single pane glass Tested at various air spacing between the test glass and a Soundproof Window 27 STC Test Glass - STC Test Result Range: 43 52 40 50 60 70 T ransmission Loss (Db) SOUNDPROOF WINDOWS®, Inc. Laminated tempered glass is a 3rd options that combines the best of both worlds. STC Rating 49 Approx. Plexiglass of the same ¼” thickness has an STC rating of just 29. Increasing glass thickness is the most important measurement. annealing float glass is the process of controlled cooling to prevent residual stress in the glass and is an inherent operation of the float glass manufacturing process. 175mm 3. May 22, 2022 · Most standard walls will rate between 35-45 STC. Resources. Is a specialized type of safety glass that gets processed using controlled thermal or chemical heat treatments to substantially strengthen and harden the material. Frame Profile: Low. integration • Drywall/base building • Optos, Focus and Tek Vue 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 Pair the SOLO PLUS Glass Panel with our range of office glass doors and accessories to complete your office transformation. Apr 18, 2020 · Both tempered and laminated glass have safety applications across various industries, STC Ratings (2) Case Study (1) Healthcare (1) see all. Glass Thickness: 1/4" Glass STC Rating: 35. Lab results are highly controlled and may not reflect the same performance in the field based on the conditions of your environment. Laminated glass provides security for both homes and businesses. The values given are centre of glass values. Additionally, a glass wall assembly can never test higher than the STC rating of the glass. • Tempered glass has more tensile strength than standard or laminated glass, so it can be used in larger pieces. When isolated ½” tempered glass panels are tested, typically in accordance with ASTM E90, they can achieve an STC 36 rating. The sound-dampening interlayer provides a 50% sound reduction over the standard glass with an STC rating of 35. Oct 30, 2024 · Whether it is a building or renovation project, selecting the perfect glass is of the utmost importance. 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. Glass Approvals: ANSI Z97. A wider gap provides better sound insulation by minimizing direct sound transmission. 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. The soundproofing rating for most standard homes is 33 STC, while soundproofing for studios must be at least 45 STC. STC is determined by a weighted average of TL values over 16 frequencies, fitted to a curve in a method defined by the ASTM E413. *OITC is estimated based on this test. ) based on its ability to reduce sound coming through it. Glass surfaces are counted from the exterior face of the building. Two Panes of tempered glass with a metal spacer in a sealed insulated glass unit – Each Pane: 3/16″ Clear, colorless, intumescent inter-layer; Heat-treated clear safety glass that breaks into small particles Technical Glass Guide Update 6/15/21 – Version 3. Glass thickness. The performance data below applies to an insulating unit constructed with two plies of glass and an air or argon filled space. STC ratings are the ONLY way to accurately compare various noise reduction products. See full list on dillmeierglass. By comparison, a ¼” laminated glass has an STC rating of ~34 dB. Door Thickness: 1-3/4" Buy American Act Compliance: Meets Buy Amercian Act – Made in USA Single hung and picture windows are now available with a glass package that achieves an STC 35, while sliding windows achieve an STC 34. V. If sound reduction is a priority, look for a window in the 30-35 STC range. glass that is grooved then tempered. Now that we’ve discussed what STC ratings mean let’s see how glass and plexiglass compare. Polycarbonate STC ratings solve the problem by giving a number value to the acoustical performance for a door. Options exist for STC ratings up to 39 utilizing laminated glass. Tempered glass, while stronger, shatters under a greater impact. 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. Glass Impact Safety Rating: ANSI Z97. Laminated panes’ STC ratings typically provide and STC rating reaching high 30s depending on the thickness of the glass and adhesive. At 1/4 inch thickness, it has an STC rating of 31. (Ordinary) Glass Breaks Into Small Harmless Fragments Can NOT Be Cut After Manufacturing Manufactured in USA 5-Year Manufacturer Warranty NOT Fire-Rated STC 35 Rating 1/4" Tempered Glass 1/4" Tempered Glass 1/2" Air Space 1/4" TEMPERED GLASS 1/4" Thick Clear Heat Treated Glass Approximately 4 Times Stronger Than Annealed (Ordinary) Glass The STC rating of a single lite can range from the high 20s to the mid-30s, with its score increasing with the thickness of the glass. 1″ (25mm) insulated unit, incorporates 5/16″ (8mm) FireLite Plus with 1/4″ (6mm) Tempered Glass. 0 This guide provides an introductory overview of glass concepts and terminology, plus May 22, 2022 · Commonly called acoustic laminated insulated glass, the windows provide an STC of 39 to 54 or greater. Double glazed windows are a bit superior for blocking sound, with an average rating of 29. advantages of tempered glass include: Figure 2: shattered tempered glass • Tempered glass is more impact resistant than standard or laminated glass. 1, Class A; and CPSC 16 CFR 1201 Category II. When purchasing windows to reduce the sound transmission look for those with a higher STC rating. 7 %µµµµ 1 0 obj >/Metadata 422 0 R/ViewerPreferences 423 0 R>> endobj 2 0 obj > endobj 3 0 obj >/ExtGState >/XObject >/ProcSet[/PDF/Text/ImageB/ImageC Hermetically sealed IG units paired with laminated glass perform well in ASTM sound transmission ratings. Optional Steel Skins: with optional ratings of 49 STC or 51 STC. Glass siz e and glazing system will a˜ect STC rating. 060 P. Installation: Proper installation is key to maximizing the soundproofing potential of any glass product. ’s experience with STC/OITC has led them to fi nd that these ratings are not specifi c to any one frame material. Laminated glass has a better STC rating than unlaminated glass, and double pane installations will provide the highest ratings. Examples would be a 100 Series window with STC upgrade or a 400 Series window with laminated glass. • Tempered glass has greater thermal resistance than standard or laminated glass. The STC ratings allow accurate 'apple to apple' comparisons. insulating glass units. All performance data is calculated using LBNL Window 7. Impact safety-rated: complies with IBC requirements The Maars Quick Ship Program offers walls with an STC rating of 31 utilizing 1/2″ thick tempered glass. However, other factors like the number of panes and air gaps also have an impact on these ratings. A soundproof window will fall into the range of 48-54. An STC rating is an instrument measurement of how much noise is stopped. Sep 28, 2024 · What is Tempered Glass? Tempered glass, also referred to as toughened glass. 2. Wired Glass: VT will only glaze with safety rated version of wired. 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. Frame quality: Good quality, well-sealed frames are crucial for overall sound insulation. Other glass make-ups available including FireLite-NT IGU. The most popular soundproof glass we sell is made of quarter inch glass on both sides with a half of an inch space, held together with a spacer between the two pieces of glass, making it 1 inch thick overall. It is important to note that the above listed glass performance will differ to that of a window assembly using these products. Where # appears next to the product name, this identifies the position of the coated surface of the glass. Door Getting started; Laminated Glass Stc Rating; Laminated Glass Stc Rating - Factory, Suppliers, Manufacturers from China. In fact, dual-pane windows with dissimilar glass can achieve STC ratings nearly as high, if not as high, as triple-pane or laminated glass. 3) deep with a 2″ (50. The OITC (Outside-Inside Transmission Class) rating is used to classify acoustic performance of glazing in exterior applications. safety glass product. 3 software and represents center of glass performance data. HS glass cannot be cut or drilled after heat-strengthening and any alterations, such as edge-grinding, sandblasting or acid-etching, can cause premature failure. glass. ) Optional Glass Insert (2030GL): with a standard rating of 38 STC. Hurricane impact tested on shutter application only; 4-1/2″ (114. The gap between lites also provides acoustic insulation, to improve STC ratings. The average STC rating for a single pane of regular glass is about 27. Ordinary annealed glass breaks easily. 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. Beyond the type of windows you select, other factors can affect the STC rating of your glass. STC rating goes from 25 – 65. 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. The STC is also a single number rating calculated from the sound transmission loss values measured from an acoustic test. Jan 11, 2025 · The result is sound control over a greater range of frequencies and a significantly higher Sound Transmission Class (STC) rating than a window with standard dual-pane glass. 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. 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 %PDF-1. STC 38 - 3/8" laminated glass with a . Also available in different IGU thicknesses. ft. How to Increase Window STC Rating. 03. B. At 3/8 inches in thickness, it has an STC rating of 34. Options. Tempered Glass (Heat Treated): Standard thickness: 1/4”. Fire Rating: None. Doors can be NR (Not Rated) 3/8″ thick tempered glass STC 30 or STC 35 by adding different elements such as a Standard Acoustical Substrate: with a standard rating of 49 STC, or optional ratings of 42 STC, 45 STC or 50 STC. This rating directly influences the system’s ability to block sound transmission, helping to maintain confidentiality in different areas of the office. T. FireLite® IGU is composed of FireLite products and tempered / annealed float glass with an Glass Units FIRE RATING 20-180 Minutes STC Rating: 3/16" FireLite A. 1/4" 41 41 ordinary glass • Unlikely to shatter or chip when bombarded with thrown rocks, bricks or bottles. 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. Spec Rites; EPDs; 1/4" Thick Tempered Glass. ookiv oviiinu kyvbo uwgcux seqbgqy umql osqwhxdzu lxmgfw gllraz wdb sevnc yytmu xets hlmtbn kedwa