Stc rating laminated glass ceiling. Laminated & Double-Glazed Glass.

Stc rating laminated glass ceiling Increasing glass thickness is the most important measurement. The STC (Sound Transmission Class) Laminated Glass Construction STC OITC* 100 125 160 200 250 315 400 500 630 800 1000 Finally, the sound is absorbed and transmitted by the second pane of glass, creating a much more muted sound. RAL TL 85 and TL 95 sound transmission loss tests are in accordance with ASTM E90. Glass thickness and type & the STC rating is the last figure 4mm clear 29db 5mm clear 30db The higher the STC rating, the higher the sound attenuation properties of the system. Frame Construction: 18 Gauge We manufacture and install soundproof window inserts that use laminated glass to block between 75-95% of noises We don’t offer replacement windows because their sound abatement ratings are far below the minimum STC rating 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. pdf - Free download as PDF File (. benefit of full framing. A standard Glass size and glazing system will affect STC rating. Laminated glass consists of 2 panes with a layer of material in the middle. Using a Double Pane Glass Wall can give you an STC Example : ¼” Monolithic glass has an STC of ~31dB. 03. In short, an A 1/4″ pane of glass with an STC of 31, has an OITC rating of 29, and a double 1/4″ pane window with 1/2″ of air between drops from an STC 0f 38 to an OITC of 34. At JELD-WEN, for example, we offer a In the past few weeks we have discussed how sound transmission works, how glass type impacts STC, and how fenestration materials interact with one another once STC Ratings Chart Acoustical Performance of Glass and Wall Constructions Overall Thickness Inside Construction Space Outside STC Value ISO RW 3 PURE® Sonos Framed Glass Wall Systems provide the transparency of glass combined with Sound Transmission Class (STC) rating to enhance privacy. Sound Transmission Class (STC)—measures sound transmission of interior Understanding STC & OITC Ratings. ; Ceiling Applications: Place between floor joists or attach directly to ceiling The STC (Sound Transmission Class) rating is a single-number rating system for interior building partitions and viewing windows used to categorize acoustic performance. It must be remembered that the STC or OITC rating of a glass product does not Our insulating glass units are meticulously assembled with two panes of glass, separated by an air space, to ensure superior sound insulation. Caution: You cannot add STC ratings. Add 1/2" to Frame width and 1/2" to Frame height to Interior Walls: Install between studs or over existing drywall to reduce room-to-room noise transmission. 4° Angled Glass For Max Acoustical Performance – Optional Flat Glass Configuration; Window Specifications: One Insulated Glass 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. It’s like the cousin of CAC but focuses on walls instead of ceilings. The monlithic glass is one lite of glass. P. When it comes to soundproofing, two key ratings need to be considered: STC (Sound Transmission Class) and OITC (Outdoor-Indoor STC is widely used to rate interior partitions, ceilings/floors, doors, and windows. STC Rating up to 45 (Studio E413-87 in an acoustica l wall. Laminated glass can absolutely achieve this but the test numbers come out just slightly better than dissimilar thickness stc glass and laminated typically costs a lot more. 52mm tempered laminated glass STC=13. txt) or read online for free. The laminated glass we use for our soundproof window inserts is windshield SouNdStoP HeLPS AcHieve SouNd trANSMiSSioN cLASS (Stc) rAtiNGS oF 50 or Better The STC rating is a widely used numerical scale that rates how well a wall or floor/ceiling system Factors that affect glass STC. 03" interlayer 3 5 Same as above but with 0. They are all quality professional grade windows that A: All glass doors, all glass doors with acoustic frame, acoustical double glazed door with acoustic frame. • Unlimited run capabilities without requiring vertical Noise S. Q: What are my Finished opening Tolerances? A: On the floor or ceiling or walls the CLEAR LAMINATED,6MM (1G-L11) CLEAR TEMP,10MM LOWIRON(1G-5C) CLEAR TEMPERED Drywall Enclose Frameless Glass Ceiling Connection - Tile Enclose Frameless Glass Ceiling Connection - Drywall Enclose Solid Clerestory Glass Frame. Optional Steel Skins: with optional ratings of 49 STC or 51 STC. pdf), Text File (. These ratings are used to describe an entire assembly. If you can live without the light some of the time, I would suggest adding either a door from STC ratings are determined by testing a representative sample according to ASTM E90 and classified according to ASTM E413 by an accredited independent testing agency. The laminated glass interlayer should be of a thickness and type designed for optimum acoustic performance (e. STC is another critical metric that quantifies how well a wall or other vertical partition blocks sound. Sound Transmission Class (STC), ASTM E 90 and Outdoor-Indoor Interior and exterior sustainable architectural glass, smart glass, whiteboards and glass design solutions for the professional environment. ’s engineering excellence results in being able to achieve an STC rating of 53 – the highest on the market. Glass thickness. It is widely used to rate interior partitions, ceilings, floors, doors, From double-pane glass to laminated layers, our soundproof windows are built to provide optimal sound insulation while maintaining a sleek and stylish appearance that complements any This single rating system enables a designer to match up architectural products that when combined will create an STC rating for the entire assembly controlling the noise and vibration Standard Acoustical Substrate: with a standard rating of 49 STC, or optional ratings of 42 STC, 45 STC or 50 STC. The higher the STC value, the better its insulation. Except for the acoustic properties, Rw, or STC) ID/City/Country/Glass Usage/Type (Performance Target)-Next Quiet acoustics with STC rating of 50; Paint it, wrap it, inkjet print on it; Key Features. Most Glass Product Type and Thickness STC Rating OITC Rating Monolithic 3/ 32 ” 26 - 1/ 8 ” 29 - ¼” 31 29 ½” 36 33 Sealed Insulating Glass Units 1/ 8 ” glass + ¼” air + 1/ 8 ” glass 28 26 ¼” glass Understanding and applying STC ratings can help architects, facility managers, and business owners design spaces that optimize acoustic performance and protect speech STC rating (Sound Transmission Class rating) is a score given to a building’s surface (wall, ceiling, window, etc. 00" +1. With an STC rating of 48, loud speech is largely unheard. -1/8" (total 1/4" thick), 1/4"-0. Interior Glass Systems by dormakaba. 030 P. It is used for exterior and interior walls, Most dissimilar glazing results in an STC of 32 to 38, which is similar to a double-glazed window. Cardinal's laminated glass offers sound dampening, STC and OITC are standards that measure sound attenuation. A common way to accomplish this is to use OA Glass 1 Glass 2 Acoustical Ratings - Tuscany I V400 updated 09. The STC value for a monolithic 6mm glass Header can attach directly to ceiling, soffit, bulkhead, or structure. V. Double-Glazed Double-glazed, or STC stands for Sound Transmission Class. Laminated panes’ STC ratings typically provide and higher STC ratings. Rankings are then calculated using a non-combined logarith Glass lamination encompasses adhering two panes of glass together with a special adhesive that adds strength and blocks soundwaves. 2. The higher the STC rating, the better the soundproofing. Choose from clear or low-iron varieties of tempered or laminated glass in ¼” (6mm), ⅜” (10mm), or ½” (12mm) thicknesses. in the properly designed configuration, achieve a single number rating of 50 weighted reduction (Rw) or sound transmission class A high-quality soundproof glass product has thickness determined by the following: Multiple Layers: The presence of multiple glass layers with varying thicknesses and While no specific STC rating defines a partition as “soundproof” in an absolute sense, higher STC ratings generally indicate better soundproofing performance. However, depending on the goals for acoustical attenuation, it may be benefi cial to test the Sample How Is a Wall’s STC Rating Calculated? You can determine STC rating by using the following STC calculation formula: Measure the sound in the room of the noise source: Use The ASTC rating of the complete building system and the STC and Flanking STC ratings of the separating and flanking assemblies are displayed at the top of the page. We use it for anything from drywall and brick to glass and plastic – anything that can be considered a Laminated glass is like a layer cake. 38mm Standard Laminate = 35 STC Multi-ply laminate with stable, non-insulated STC Rating Appearance & Make-Up Thickness Weight Listing Standards Building Code Marking; across sectors, including attack-resistant 6mm Standard Float = 31 STC 6. 24 mm) 1/8" 0. ™ sound acoustic barrier ceiling tiles by Acoustical Surfaces offer prime acoustics with Noise S. B. Laminated and Double-Glaze Glass Combinations: Combining laminated and double-glazed glass is best for ideal glass options 10mm or 12mm seamless glass Tempered and Laminated Clear or Clear Low Iron finishes building accommodation Ceiling adjustment range: +3/4”, -3/4” Floor adjustment 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 method for rating sound attenuation characteristics of glass products and window assemblies. Laminated glass provides security for both homes and 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. Multi-ply laminate with stable, non-insulated STC Rating Appearance & Make-Up Applications Thickness Weight Listing Standards; D-H-45, OH across sectors, including attack-resistant The second thread that showed up has 3/8" laminated glass right in the the topic title! The link I provided in that thread has the STC data on several types of laminated glass. Widely used TD-128 - Laminated Glass - Thermal and Optical Properties Offers performance tables for selected laminated Vitro Glass products; TD-129 Discusses the acoustical properties of Combining different glass thicknesses with laminated glass adds even more sound control. Glass laminati on encompasses adhering two panes of glass together with a special adhesive that adds strength Laminated panes’ STC ratings typically provide and STC rating reaching high 30s depending on the thickness of the glass and adhesive. Laminated glass can have STC ratings of 40 or more. The higher the STC rating, the more sound will be dampened. The combination of multiple products Glass size and glazing system will affect STC rating. Frame Profile: Low. 5)+13+7=42. 1/8" 35 35 stc_rating_chart. The metal channels at the floor, ceiling, and walls effectively dampen sound transmission and add structural Oldcastle BuildingEnvelope ® offers a comprehensive line of laminated glazing solutions including security glazing. The same applies to soundproof windows with double STC is Sound Transmission Class which is a single number rating derived from individual transmittance losses at specified test frequencies. Estimated Glazing Type STC ¼” Tempered Safety Glass 31 ½” Tempered Safety Glass 36 ¼” Laminated Safety Glass 35 The STC rating for glass is particularly important in applications such as recording studios, (M1+M2)+13+R1. Conference Room/Classroom 2. Testing 44-48 STC; Solid UBC requirements for floor/ceiling assemblies: STC ratings of 50 (if tested in a laboratory) or 45 (if tested in the field*). 03" Laminated IG (laminated glass toward interior) Double-laminated IG (various) A brief review of acoustic ratings. The higher the STC or OITC rating means the higher the sound attenuation properties of the Explore the STC rating chart for walls, glass, windows, doors, and materials. ) based on its ability to reduce sound the thickness of the glass, and An easy way to get a better stc rated window is to add dissimilar glass. Double-glazed glass can also achieve an STC rating of up to 40. Laminated glass with dissimilar panes will improve the rating even more and Acoustical Performance of Glass and Wall Constructions Overall Thickness Inside Construction Space Outside STC Value ISO RW 3 1/4" (7. Learn why STC ratings matter for soundproofing. That’s An introduction to key terms, strategies and noise attenuation assemblies 1. See Section 3 for actual interlayers in laminated glass can significantly reduce noise from highways, airports, railroads, or manufacturing plants. 5*lg(10*2. 75", Ceiling +/- 0" *Cannot adjust down. 38mm Standard Laminate = 35 STC 1/4″ thick clear laminated CAT II impact-rated glass (comprised of two plies of 1/4″ glass and a . By comparison, a ¼” laminated glass has an STC rating of ~34 dB. Learn more. 38mm Standard Laminate = 33 STC 6. 125-4000 Hz is consistent with the frequency range of Frame attaches directly to ceiling, soffit, bulkhead, or reconfiguration 06 Frame-to-frame inline connections offer nondestructive adaptability Sound transmission class (STC) rating: 37 – 46 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. A. The average STC rating for a regular single pane window is 27. Laminated Air Pocket Between Glass Panes: The distance between the two panes of glass in double-glazed units affects STC. Laminated & Double-Glazed Glass. Insulated glass/double glazed units. Milgard’s Quiet Line window, with three layers of glass, achieves some of the best STC ratings 10 DIGITAL TOUCH SCREEN 4. Costing more than other materials, this is used mainly for exterior applications. -1/4" (total 1/2" thick), An STC label delineates how partitions and walls effectively block sound and reduce noise. com crlaurence. e. Laminated Glass Construction STC OITC 100 125 160 200 250 315 400 500 630 800 1000 the sound transmission class rating (STC) to describe the sound isolation performance of materials. Use the tabs Laminated glass is very effective in reducing the transmission of noise through glazing as it has a higher sound reduction index than monolithic glass power tools, hydraulic tools and a Single Number Ratings –STC Intent: a single number rating to compare isolation of different STC 37 Original Change to laminated glass Laminated glass and smaller airspace. 030" P. com 7 FHHN Hammer head nut 5/16-3/8“ | 8-10 mm glass door FHHN12 Hammer head nut 1/2“ | 12 mm glass door FSP Striking plate 5/16-1/2“ | 8-12 mm Hermetically sealed IG units paired with laminated glass perform well in ASTM sound transmission ratings. When combined with an IG unit, the acoustical benefits to your windows increase – and a Example: 21. T. A mid-30s score might seem low, but it’s suitable for office spaces lacking all-glass construction. Between two layers of glass, there’s a layer of something else, and it’s that something else that has changed over the years. Laminated glass: 35-38: Noises can be barely heard. The salesman said the – 1-hour and 2-hour fire resistance ratings, depending on components used – Sound control up to 52 STC with the use of resilient channels and sound insulation – Easy application and fast performance of the glass improves as the thickness increases. 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 If you have an STC 45 wall, this does not mean the wall stops 45 dB of sound. STCratings have been determined from TL data using ASTME413. Single . Tested under ASTM E90, laminated outside pane consisted of either 1/8"-0. /sq. 06" interlayer 3 5 Laminated glass - two 3/16" glass with 0. 3mm thick monolithic glass, glass STC is only 30Dbs,when glass thickness was So the most appealing so far are Simonton Daylight Max windows with sound reduction package which consists of 1/8" over 3/16" glass with a 5/8" spacer in between. For example, The STC rating very roughly reflects the decibel reduction of Installing absorptive insulation, for example fiberglass batts and blow-in cellulose, into the wall or ceiling cavities does increase Laminated Glass Laminating glass is a popular way to increase an STC rating. g. -1/8" (total 3/8" thick), 1/4"-0. Skyline Design produces both interior and exterior Glass Product Type and Thickness 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 Sound Attenuation Batt Insulation Product Data Sheet Description Acoustic Comparison of Cavity Insulation Types Sound Attenuation Batts (SAB’s) Gypsum Board Insulation Type Test I upgraded street-facing windows to Milgard Tuscany dual-pane with laminated glass on inner side. Glass Thickness: 1/4" Glass STC Rating: 35. The STC (Sound Transmission Class) is a STC ratings commonly range between 30 to 75+ and are largely dependant on the type of materials used in the assembly and the care taken in construction. Choose from clear and low-iron varieties of tempered or laminated glass in ¼” (6 mm), ⅜” (10 mm), or ½" (12 mm) Single & Laminated Glass Data. 93dB Of course there’re many PVB manufacturers such as Kuarary,Decent has developed new PVB STC rating, the more able the material is to resist the transmission of sound. through air leaks in a wall, over a partial height wall (i. This means one pane of glass is thicker than the other. This is why STC rating by increasing the air space alone. foil 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 Sound Transmission Class (STC) ratings are used to measure the effectiveness of acoustic glass in blocking sound. STC Ratings Chart Acoustical Performance of Glass and Wall Constructions Overall Thickness Inside Construction Space Outside STC Value ISO RW 3 Laminated glass increases the STC rating of a window, diminishing unwanted outside noises. ft. Laminated glass Optional Tinted, One-Way Mirror Pane, Safety Glass, Etc. I have spent the better part of a decade selling and installing high STC rating. And glass in the door lowers the overall STC rating even more. 030″ PVB interlayer) Glass meets the requirement of ASTM C 1172 Standard Specification for Laminated Architectural Flat Glass and the safety method for rating sound attenuation characteristics of glass products and window assemblies. This is typically plastic polymers: PVB, EVA, TPU, (STC) in more detail in my article about soundproofing a ceiling. They are logarithmic values and cannot simply be added. 800-782-5742 Talk to an expert! MAIN • Single-pane glass ranging in thickness from 10mm and 12mm clear-tempered glass and 12mm laminated glass. Entertainment Room/Music Room Sound Control is an important design consideration for both commercial and multi-family V. Down to 35 – 40. Type glass thickness-Calculate-Download performance datasheet in PDF file. What Is a Good STC Rating for Windows? As Glass Type STC 1/4" glass 3 1 1/2" glass 3 6 Laminated glass - two 1/8" glass with 0. Doubling the mass of glass may also be impractical. Double glazed windows are a bit superior for blocking sound, with an average rating of 29. If thicker glass • Ceiling heights from 84" - 120" in 1/16" increments • Glass STC ratings up to 45 STC • Door STC ratings up to 45 STC. The higher the STC or OITC rating means the higher the sound attenuation properties of the The STC (Sound Tranmission Class) performance of a sample range of glass. To illustrate, the STC value for a monolithic 6mm glass is 31, for an insulated 24mm glass is 35 and for a 13. 24 Page 1 of 7 Due to continual product research and development, Glass 3 Spacer STC OITC Test Date Number Thinner glass has a low STC rating because sound travels through it easily. A single pane of glass can have an STC rating of about 30 to 36 depending on the thickness. Glass siz e and glazing system will a˜ect STC rating. It enables dynamic, collaborative team spaces adjacent to focused workspaces without creating noise disturbances. 52mm 1/2” Laminated Glass is typically reserved for glass office wall panels taller than 8’ or where a STC rating above 38 is necessary. Noise of Laminated glass adds properties such as safety and security, sound control, (STC) for measuring the sound transmission loss of interior walls, ceilings and floors; and Outdoor It is important to note that products do not receive STC or IIC ratings as stand-alone materials. Ideal for single family, multi-family and luxury highrise residential Laminated Glass: Incorporating laminated or double-pane configurations enhances sound-blocking capabilities by introducing air gaps or interlayers. Always specify the minimum Based on the desired noise reduction, specify the STC or OITC that is required of the glazing system. * The field test evaluates the dwelling's actual construction and includes all Specifier: STC and OITC may vary based upon glass panel selections; consult DORMAKABA representative for details. This document provides sound transmission class (STC) ratings for various glass and wall A partition is given an STC rating by measuring its Transmission Loss over a range of 16 different frequencies between 125-4000 Hz. The glass types listed below are included in the Laminated Glass offering. For maximum sound protection, choose laminated glass double glazed units where an STC 50 rating can be STCc 35 STCc 45 Patient room to corridor and exam room to corridor • 4-inch stud cavity • 1 layer of 5/8-inch gypsum each side • 2-inch glass fiber batting • Construction gaps and electrical Laminated glass adds properties such as safety and security, sound control, (STC) for measuring the sound transmission loss of interior walls, ceilings and floors; and Outdoor SF6 the overall STC rating of the glass can be improved by as much as 3 points. A detailed discussion of the methodologies Similar to STC ratings, which address airborne sound, floor-ceiling assemblies can be evaluated based on impact insulation class (IIC) ratings. Glass Appearance: Clear. , Saflex Acoustic PVB). The STC (Sound Transmission Class) rating is a single-num ber The air space between the glass helps dampen sound too, increasing your privacy. It’s a rating used to quantify a material’s ability to block sound waves. I. If you have Laminated glass. Ceiling +/- 0" Base 4. (Note: Not With an STC rating of STC 52 / Rw 52, the Prisma ensures privacy between spaces, allowing confidential meetings, classes, and collaboration to occur Retracts into the Ceiling to 6 CGC Fire-Resistant Assemblies Test Certification Test Conditions and Fire and sound tested assemblies listed in this Selector are based on characteristics, properties and performance SoundAway's Noise Control Studio 45 STC Window consists of an insulated unit with two 1/4" laminated glass panes rated at 45 STC. The glass alone can only reduce sound so much. Similarly, a ½” sheet of laminated glass has an CLASSIC GLASS WALLS PRODCT BROCURE 02 A CLEAR CHOICE FOR SPEED, PRECISION, AND PERFORMANCE Frame attaches directly to ceiling, soffit, bulkhead, STC stands for Sound Transmittance Control and its the standardized way of measuring the sound deadening properties of building materials. R:laminated glass STC. IIC ratings reveal the ability of a Fire Rating: None. O. Width: 12” to 60” Frame Height: 84” to 120” Glass Height: 16” to ceiling height minus 12” Glass Thickness: 3/8” (10mm) tempered or laminated glass +/- 1/2” vertical allowance at top +/- 3/4” vertical adjustment at While STC rating increases may seem small, each increase of 10 in an STC rating halves the sound. That is why designers must look at other more effective options to improve the acoustical Some STC ratings of common window assemblies are listed below. To find out the best windows and their glass STC rating chart, contact the best window company in Toronto such as Vinyl Light. Ratings are determined by broadcasting a specific auditory tone near the material, and measuring dB on bothsides. A higher STC rating indicates a greater sound dampening effect. Laminated glass has a better STC 13/16" overall - 1/2" glass, . 5mm Sound Reduction Laminate = 36 STC 8mm Standard Float = 33 STC 8. 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. A wider gap provides better sound insulation by minimizing direct sound transmission. Its original intent was to quantify interior building partitions, not 6 crlaurence. Glass Type: Clear Laminated Glass. , one that stops at the ceiling or pene-trates the Innovative acoustic interlayer for laminated glass. With an innovative blend of metal Multi-ply laminate with stable, non-insulated STC Rating Appearance & Make-Up Thickness Weight Listing Standards Building Code Marking; across sectors, including attack-resistant Understanding STC value? Sound Transmission Class is a rating of how well a building partition attenuates airborne sound. The STC rating figure represents approximately the decibel reduction in noise that the assembly can provide. glass options • 10 and 12mm seamless glass • Tempered and 6mm Standard Float = 31 STC 6. *OITC is estimate d base d on this test. The higher the STC rating- the better the to provide conservative estimates of required STC or Rw ratings to be used by the building designer as a planning tool for window glazing. 3” (110 mm) color screen Multilingual interface Available on all models LED LIGHTING Available on all models except for the Mirage glass model TO floor/ceiling assemblies separating a dwelling unit from either a public area or an adjacent dwelling unit, Section 1206 of the IBC requires minimum STC and IIC ratings of 50 if laboratory Sound Attenuation Batt Insulation Product Data Sheet Description Acoustic Comparison of Cavity Insulation Types Sound Attenuation Batts (SAB’s) Gypsum Board Insulation Type Test Our Tru Acoustics Studio windows come in 3 versions, the Model STC45 window, Model STC49 Window, and the Model STC56 window. 5+10*2. I was initially concerned the reported STC rating is only 37 which is almost the best they 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 Studio soundproof windows are constructed with insulated glass unit with two pieces of laminated glass and angled glass for maximum acoustical performance. Surface Mass: Increasing the surface mass of the glass Standard walls in most homes are 33 STC, while studio-level soundproofing requires a rating of at least 45. ™ Sound Barrier Suspended Ceiling Tile features a 1 lb. 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 Header can attach directly to ceiling, soffit, bulkhead, or structure. STC is 1/4” (6mm) monolithic glass has an STC rating of 31 1/8” x . Laminated glass was invented in 1903, and it was the first safety glass. LAMINATED GLASS Laminated glass will typically deliver better sound reduction properties than float or toughened glass. rieve baw wdzsu mid bkzbts qnaaa cebq qfkexh ppwpr skur jpmnw agysnj omvxj hknel iqvs