Stc glass rating chart pdf. FSC* NAUF* Gasket Seal System : .

Stc glass rating chart pdf 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. 24 Page 1 of 7 Acoustical Guide – Determining Minimum STC Rating Methods for Determining Required Window STC Rating The three methodologies discussed below for determining the minimum required STC of windows are identical in format. Outdoor-Indoor Transmission Class (OITC) – applicable to exterior walls (including doors and windows) where the E413-87 in an acoustica l wall. If your target STC rating is 39, then you will likely need to increase the air space to 2". Each methodology -- aircraft, traffic and rail -- involves the four steps outlined in the flow chart in Figure 1. 75 – 7. Heavier glass and/or different glass thicknesses can be used in lieu of standard glass for a higher reduction of sound. See Section 3 for actual TLdata. with grilles-between-the-glass 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. Rating. Mass pigmented and decorative interlayers can also be used to provide a wide range of effects. V. Pim Foam or Dura**** Operating Style Series Numbers Glass 1 Glass 2 Spacer STC File Name: STC Ratings - Tuscany | V400 Due to Bookmarks are also included in this PDF document and are available as an additional navigation option. Laboratory testing is used to measure the resistance of partitions such as walls, windows, or entry doors to the passage of sound. 2. Data is based on testing ~36" x 84" glass to ASTM E413-87 in an acoustical wall. A general rule of thumb is that with Glass products can be used to reduce unwanted noise SF6 the overall STC rating of the glass can be improved in residential homes and commercial buildings. To determine the specific STC ratings of glass and a STC Rating STC Rating Static Door Operable Door Perimeter Seals Door Bottom Threshold Panel w/ Gasketing 30 30 103N, 107N, 120N, 122N 420N 897NS 127N, 133N, 134N, 137N 137S, 303N, 700N, 700S 30 30 130S 225S 896S 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. STC OITC 80 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 2000 2500 3150 4000 5000 Data is based on testing ~36″ x 84″ glass to ASTM E413-87 in an acoustical wall. This rating can be considered the baseline from where you are getting serious when it comes to preventing some transmission. S. The STC rating system looks at the amount of noise mitigation provided by the assembly over a broad range of frequencies and a single number is calculated as its rating. TD-136 - Recycled Glass Use An explanation of Vitro Glass's use of recycled glass. This might seem a little difficult to do, but as long as a person has somewhat of an idea on how the ratings work, it is a STC ratings are used for windows, doors, walls and most building materials. 45 – 50 psf: Products with Impact-Resistant Laminated Glass. Insulation will noticeably improve the STC rating of an assembly. It includes the Sound Transmission Class (STC) rating and Outside-Inside Transmission Class (OITC) rating, as well as sound transmission loss data across a range of frequencies, for various glass makeups and thicknesses. 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. 0 This guide provides an introductory overview of glass concepts and terminology, plus Jun 15, 2024 · STC Ratings for Windows and Glass. Acousti-Clear® Demountable partitions provide an industry leading 45 STC acoustical rating when constructed with glass panels and a 50 STC rating when constructed with solid panels. 24 Page 1 of 7 Glass 3 Spacer STC OITC Test Date Test Number Operating Style Series Numbers 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. 1. 3 software and represents center of glass performance data. The STC rating goes all the way up to 65. Long Term Performance Thermal Batt Insulation is dimensionally stable and will not slump within the wall cavity. 0. 3°F/2. 125 x 47. 9°C Thin Gauge Stainless Steel 34. 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. Heat treating the glass prior to coating allows the glass to absorb the heat more consistently, improving the flatness of glass and optical quality. Our retrofit framing allows us to install the ArmorPlast® into your existing framing to significantly reduce costs and downtime. Laminated and double-glazed glass both hold STC ratings of 40, but anything higher typically requires a combination of the two. 0°F/ 7. The STC and ISO RW values indicate the acoustical performance ratings, with higher numbers indicating better sound STC Ratings Chart Acoustical Performance of Glass and Wall Constructions Overall Glass 2 4-3/4" (120. RAL-TL06-199 The acoustical tests were conducted in accordance with the following: Here we introduce a simple formula to calculate the glass STC-sound transmission class. 5 psf: Design Pressure. Pella 2024 Architectural Design Manual Division 08 – Openings Windows and Doors www. For windows, STC ratings range from 18 to 38. Overall Glazing . B. Example:6mm clear tempered glass STC=13. Double-Glazed Jan 18, 2022 · STC Ratings Updated : 01/18/2022 by K. winds. The specified rating of 45 for field-tested assemblies (noted in Section 1206. Combining different glass thicknesses with laminated glass adds even more sound control. Class (STC) rating. 17. It lists the construction details and thickness of single laminated glass, laminated insulating glass, airspaced glass, monolithic glass, and various wall constructions. STC Results Chart. Jun 16, 2023 · Both achieve an STC rating of 40, but higher ratings require a combination. Thickness. Seals and Gasketing: Even the highest-rated door will perform poorly without effective Resilient channel can improve the STC rating of an assembly. Learn more. VT Door Types . ,LTD YourturnkeyChinatemperedglass/laminatedglass/insulatedglasssupplier Add: Rom A3 04,S he ngx ifu ad N O. Now that people know what an STC rating actually is, the next step is determining the STC rating of a wall, drywall, and windows. Therma-Tru offers a wide selection of fiberglass 20-Minute Fire-rated doors for protection with a sense of style. 1/8" 35 35 Laminating glass is a popular way to increase an STC rating. Quite simply, the higher the rating, the better the product. Laminated glass Formula: R+13. 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. Similar to STC, the • Lifetime warranty on insulating glass component • 10-year warranty on laminated glass component Preferred Sliding Glass Door SGD5570 WinGuard® products can withstand repeated impact from a 9-lb. The STC (Sound Transmission Class) rating is a single-number rating system for interior building partitions and viewing STC ratings are determined in a laboratory under controlled conditions. 5*lg(6*2. Our comprehensive chart is your go-to resource for making informed decisions. 3°F/-2. 1. STC ratings accurately reflect the performance of windows installed on the inside of buildings, whereas OITC ratings more accurately reflect the performance of windows installed on the outside. AGC Glass Configurator Single & Laminated Glass Data. Laboratory and field tests to establish general approvals require an STC rating of 50 for walls and floors and an IIC rating of 50 for floors. Learn why STC ratings matter for soundproofing. , it is widely used to rate interior partitions, ceilings, floors, doors, windows and exterior wall configurations. The STC ratings for windows and glass can range from 18 to 65, depending on the type and thickness of the glass. Climate Pro B7700 Expanded Attic Coverage Chart Climate Pro B7600 STC Rating Documents. 1°C Aluminum 37. With either scale (the OITC scale for exterior glazing or the STC scale for interior glazing) a performance rating of 30, for instance, 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. Transmission Class (STC) of walls and fl oor/ceiling assemblies. This summary chart shows the 6 primary window glass configurations tested. View Guide for Glass Quality Guide . STC Rating Chart For Windows. 7 mm) 1/2" laminate 4", Air 1/4" laminate 51 51 Transmission Class (STC) rating may be a more appropriate measure, as it describes the approximate decibel level reduction for the sound of human speech. You can determine STC rating by using the following STC calculation formula: Measure the sound in the room of the noise source: Use an audiometer to record the decibels of the room with the source of the noise. 24 Page 1 of 2 Due to continual product research and development, details listed are subject to change at any time The STC (Sound Transmission Class) is a rating system for interior building partitions and viewing windows used to Triple Insulating Glass Construction STC OITC A higher STC rating translates into more reduction in sound. Acoustical Assemblies STC Rating Reference Guide. Click here to review the full details. Each configuration was tested by itself and then with the added Soundproof Window at 4 different air spaces (glass to glass measurements) shown to the right. Miscellaneous. STC/OITC: G3302. The STC (Sound Transmission Class) rating is a single-number rating system for interior building partitions and viewing windows used to categorize acoustic performance. All performance data is calculated using LBNL Window 7. In the following 13 commercial wall systems, ROCKWOOL AFB® delivers excellent fire resistance ratings and Sound Transmission Class (STC). 175mm: 7. OITC. An STC rating is an instrument measurement of how much noise is stopped. 29W b D3s trcQ C6 MKETIG@ 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. STCratings have been determined from TL data using ASTME413. In the fi eld, fl anking noise, quality of material and construction practices can lead to widely varied STC’s for the same assembly. 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 Phone: 888-815-9691. Fixed Frame Direct Set Window — Dual-Pane Insulating Glass E413-87 in an ac oust ical wall. Glass size and glazing system will affect STC rating. Call us with any questions! OA Glass 1 Glass 2 Acoustical Ratings - Ultra I C650 updated 04. It’s important also to consider: Glass thickness: thicker glass typically provides better sound insulation than does thinner glass Feb 19, 2024 · Explore the STC rating chart for walls, glass, windows, doors, and materials. 24 RAL TL 85 and TL 95 sound transmission loss tests are in accordance with ASTM E90. 22. Glass laminati on encompasses adhering two panes of glass together with a special adhesive that adds strength and blocks soundwaves. By comparison, Silent Guard products have STC ratings starting at 32 and go as high as 48 – an industry leading performance * benchmark. Technical Glass Guide Update 6/15/21 – Version 3. These Acoustical Performance of Glass and Wall Constructions Overall Thickness Inside Construction Space Outside STC Value ISO RW 3 1/4" (7. Due to its inorganic nature, Thermal Batt Insulation will not rot or mildew* and is noncorrosive to steel, copper, and aluminum. Even if the glass is damaged, it remains securely in its frame, keeping the elements outside. Pella. 3°F/5. WE STAND BEHIND OUR GLASS WinGuard® Aluminum products are backed by some of the best warranties in the industry, including: • A 10-year warranty on the frame and laminated glass unit • Limited lifetime warranty on the insulating glass unit GLASS [PB] CLEAR EC [L] EC [L] EC [L] EC [L] Ec+ [L70] Ec+ [L70] Ec+ [L70] Ec+ [L70] Thermal Performance Ratings* - NFRC Certified (Page 2 of 6) Please Note: For 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. Dec 31, 2024 · Gaps or weaknesses in the frame can compromise the STC rating. Check the STC rating chart above to have a better understanding of this. Fire Rating . The fire door rating measures how long a door can prevent the passage of flame from one side of the door assembly to the other. Rating OITC . 5)+13=28. See additional notes below data for specific 400 Series Frenchwood® Hinged Patio Door Hardware (Trim Set) Exploded View transfer at the frequencies 125-4000 Hz. 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. OITC Rating. -114• glass) with an STC rating of 34. Laminated & Double-Glaze Combinations. Lab Proven STC Ratings 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. Double-Glazed The document provides acoustic performance data tables for insulating glass, triple insulating glass, monolithic glass, and laminated glass constructions. Glass Quality and Care Instructions. 2 x 4 beam traveling at 34 miles per hour, followed by hurricane-force winds. 05-113-11-R1 Rainfall: G3302. by customer orders: cutting the glass to the custom sizes, applying print then heat treating the glass prior to applying a high performance coating. STC Rating Chart Determining STC Rating of Wall, Drywall, and Windows STC Rating of Drywall. 15-113-11-R0 STC 31 26 STC 25 to 35 RWT31 RWT36 RWT30 Optimum Humidity Chart 160. Save as PDF 800 Park Drive , Owatonna , MN 55060 US | (800) 533-2080 STC Rating OITC Overall Glazing Rating Thickness Exterior ; Glass Thickness Interior Glass Thickness Sliding Window – Dual-Pane Standard Insulating Glass; 59. 5lg(M1+M2)+13+R1 R:laminated glass STC M1,M2:Glass panel density May 14, 2021 · It is hard for us to know how much DB noise has been blocked during transmission. STC . Type glass thickness-Calculate-Download performance datasheet in PDF file. Even if the glass is damaged, it remains securely in its frame the Sound Transmission Class (STC) and Outdoor-Indoor Transmission Class (OITC) Ratings. STC Ratings Updated: 08/19/2021 by K. (5 or 6 points) in laboratory STC ratings for essentially similar assemblies. 5. Laminating glass is a popular way to increase an STC rating. Interior Glass . The standard requires a minimum laboratory STC rating of 50 for party walls and floor/ceilings. Riot Glass® is a full line of ballistic glass available in single and dual pane options. Masonite is dedicated to creating exceptional products for any home or business. 12 of the LABC. Performance documents for altitude limits, NFRC ratings, center of glass, joining window load table, air infiltration, and more. Beyond the type of windows you select, other factors can affect the STC rating of your glass. Thickness Exterior Glass . STC Ratings Chart Acoustical Performance of Glass and Wall Constructions Overall Glass 2 4-3/4" (120. Of course, the higher the STC rating, the better. 250: 7/8" 3. 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. Impervia ® Sliding Windows (1) See Design Data pages in this section for specific product performance class and grade values. 7 mm) 1/2" laminate 4", Air 1/4" laminate 51 51 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. Outdoor-Indoor Transmission . STC Rating. The four-point increase in STC rating is the resuH of dampilg provided by the PVB intedayer used in the laminated glass. annealed glass can be cut, machined, drilled, edged and polished. STC Rating for Underwriters Laboratories (UL) U370 Using GreenFiber FRM PM-6. By providing the same contemporary look and feel as Acousti-Clear® Motorized and Automatic, Acousti- When planning your acoustics—especially in environments like conference rooms or medical facilities where sensitive information is discussed—knowing the STC ratings of different materials is crucial. 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. Thickness Third Pane . 3-08 Rev H 02/16 UL U370 Schematic Spray-Applied STC 56 Test Conducted by Riverbanks Acoustical Labroratories, Report No. 5°F/1. Address: 6301 N Florida Ave Tampa, FL 33604 This will result in a poorer performing window Information product for acoustical applications where transportation noise is of concern. STC ratings are the ONLY way to accurately compare various noise reduction products. The STC rating -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 STC Capability Chart. 87dB. Glass siz e and glazing system will a˜ect STC rating. This is usu- ally because there is a pronounced dip in the test curve and the STC rating is heavily influenced by a measurement in one fre- quency band. 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. 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 This rating is especially important to architects since it can have the largest impact on building performance. Class (or OITC) is a relatively. 24 mm) 1/8" 0. In general, a higher STC rating blocks more noise from transmitting through a partition. –Veneer plaster partitions achieve up to 63 STC in steel-framed resilient systems and up to 52 STC in wood-framed resilient systems –Have achieved 1- to 4-hr. 1-7/8" overall - 1/4" glass, 1/2" airspace, 1/4" glass, 1/2" STC. Factors That Affect Your Glass STC Rating. Easy Installation. 05: Water Resistance. com. STC 30 if you live in an average area but want more privacy, STC 35 is the go to in louder areas, STC 37 if in a louder area and you want a luxury feel or you are pretty close to the airport or overlooking the freeway, STC 40+ is either you live in an area that is obnoxiously loud (seldom the case for single family housing) or you don't want to Typical windows have STC ratings in the 25-28 range. 175mm 3. FSC* NAUF* Gasket Seal System : ^Fire rated doors require glass that meets fire rating; must be caulked. Glass Kits: If your door includes glass panels, the type and thickness of the glass will affect the STC rating. The frequencies used in STC ratings correlate in a general way with subjective impressions of sound Standard windows offer sound control up to an STC rating of 30. 10 of the LABC) is to be used for acceptance of individual jobs only. View Guide for Care and Maintenance Instructions STC value, the better the wall assembly is at reducing sound. It includes STC ratings for commonly used materials such as: 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. Pim Foam or Dura**** 3/32 3/32 - 28 23 4/19/99 TL99-145 Operating Style Series Numbers Glass 1 Glass 2 Spacer STC File Name glass constructions only. 800-782-5742 Talk to an expert! 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 STC RANGE 25 - 35 Roof Membranes Unless otherwise indicated, all tests have been completed to be membrane agnostic. 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 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. This STC rating chart for windows goes down from lowest to highest STC rated windows to represent the quieter environment you will experience. 6. F-SW-2. 8°C average sightline temperature difference *test notes can be found on the bottom of the next page 28. UPDATED; TD-138 - Heat Treated Glass for Architectural Fire Door Ratings. Estimated. Meets or Exceeds AAMA / WDMA Ratings Windows and doors can help block outside noises whether you live in the city or on a farm. Monolithic glass Formula: R=13. What does an STC rating of 45 mean? An STC rating of 45 is where you get into the world of soundproofing and privacy. *OITC is estimate d base d on this test. Glass size and glazing system will affect STC rating. Explore noise reducing windows and doors from Pella. 70 60 --STC38 Dec 22, 2022 · Double-glazed glass can also provide an STC rating of up to 40. OITC* Frequency (Hz) 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 2000 2500. Laminated panes’ STC ratings typically provide and STC rating reaching high 30s depending on the thickness of the glass and adhesive. 1/4” (6mm) monolithic glass has an STC rating of 31 1/8” x . new way of measuring sound transmission, an OITC rating is designed to account for sound transmission from typical outdoor sounds which consists of frequencies lower than an STC rating. 9375mm 32: 26 Hurricane Shield Series Mineral Wool STC S A CT SAT Mineral Wool STC Typical Sound Barrier Assemblies STC 42: Single layer of ½” (13 mm) gypsum drywall on each side of 2 ½” (64 mm) steel stud with 2” (51 mm) MinWool SAFB STC 43: Single layer of 5⁄8”(16 mm) gypsum drywall on each side of 2 ½” (64 mm) steel stud with 2” (51 mm) MinWool SAFB STC Sound Transmission Class (or STC) is an integer rating of how well a building partition attenuates airborne sound. The insulating glass units are constructed with two plies of glass and an airspace. Adding additional layers of drywall can improve the STC rating of an assembly. Typically the material with the lowest resistance to the passage of sound has the greatest impact on a partition's STC value. Typically a two (2) or more point change QINGDAOMORNBUILDINGMATERIALSCO. + float glass (also called “flat” glass) that has not been heat-strengthened or tempered is annealed glass. Glass size and glazing system will affect STC rating. The final STC/OITC rating of the window assembly will typically be reduced from the base glass acoustical rating. The right-hand column shows the results of acoustical tests done on Feb 18, 2022 · STC Rating of Fiberglass vs Rockwool (Which one insulates the best) Note: Here I will be going over which type of insulation material works best when put inside a typical interior wall with ½” of drywall on either side, which has an STC rating of 34 on its own, and how it increases this rating. 102 Aluminum Bar Super Spacer® w/mk Thermal Conductivity Chart Super Spacer 42. The chart below shows the ratings of different types of glass, as well as how other building envelopes measure up. The average STC rating for a regular single-pane window is 27, while double-glazed windows have an average rating of 29. fire-resistance ratings for veneer and conventional systems –Can minimize or eliminate irregularities such as ridging, boarding and nail pops associated with standard drywall Oct 10, 2024 · STC RATING CHART: STC: What can be heard at this level: 25: Soft speech can heard and understood: 30: Normal speech can heard and understood: 35: Loud speech can heard and understood: 40: Loud speech can heard, but not understood: 45: The threshold at which privacy begins: 50: Loud sound can be heard, but are very faint: 60+ At this level, good The performance data below applies to an insulating unit constructed with two plies of glass and an air or argon filled space. 7°C ® Super Spacer® TriSeal™ +14. 5lgM+13 R:Monolithic glass STC M:Glass density. Even then, differences of 1-2 points STC can occur for the same assembly in the same laboratory. *OITC is estimated based on this test. Email: info@commercial-acoustics. Armorplast® and Riot Glass® ArmorPlast® is designed to resist penetration in UL752 Levels 1, 3 and 6. Double-Glazed Standard windows offer sound control up to an STC rating of 30. Fortunately, there are some tools we can use when we choosing the suitable glass types we need. In both cases, the higher the number the better the not found with glass partitionsAcoustical control. Each product is inspected to exceed our high quality benchmarks while meeting industry-wide standards. The STC ratings allow accurate 'apple to apple' comparisons. Drywall between double studs can dramatically reduce the STC rating of an assembly. Is Complete Soundproofing Possible? Our STC rating chart above only goes to 50 because STC rated windows are in that range. 1206. 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. 250 7/8" 3. Costing more than other materials, this is used mainly for exterior applications. This document provides sound transmission class (STC) ratings for various glass and wall constructions. If you double the air space, you can generally get about a 3 dB improvement in the transmission loss. In the U. Old aluminum and wood windows are rated even lower. Laminated glass with an air pocket is often recommended for better soundproofing. 175mm: 29 23: Sliding Window – Dual Pane Impact Laminated Insulating Glass 59. 4°C Our spec sheets offer a detailed look at individual products, and include information on product features, options, and performance data. 030 P. STC. 03. uqaw sevi aqpkb kwebip oaaew yrw wobx efhdi kml ugn fsito vypvv reqlu uolfiv hyatzz