Oitc glass windows In addition to glass thickness, the style of window and whether or not the window has air gaps will play important roles in the amount of noise that is reduced. Double-hung windows are not available with triple-pane glass. Laminated Glass We offer specialty glass to best suit the needs of your home. All laminate Nov 24, 2022 · OITC is based on a scale between 80 and 4,000 hertz. 1mm. The thicker the pane, the more sound it blocks. Insulating Glass Construction STC OITC* 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 2000 2500 3150 4000 5000 Sound Transmission Loss (dB) 5/8" overall - 1/8" glass, 3/8" airspace, 1/8" glass 31 26 26 23 23 20 23 19 23 27 29 32 35 39 44 47 48 41 36 43 Aug 21, 2024 · The variation in glass thickness between the panes breaks sound waves into different frequencies. Tempered glass is up to four times stronger than non-tempered glass. STC OITC 80 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 2000 2500 3150 4000 5000 - 1 Windows tested per NFRC 100. Nov 25, 2022 · To determine how much sound is transmitted through a window, manufacturers conduct testing to calculate ratings for two primary ratings: Sound Transmission Class (STC) and Outdoor/Indoor Transmission Class (OITC). One is Sound Transmission Class (STC). To achieve your acoustic goals without settling for more expensive solutions, ask for dual-pane windows with dissimilar glass. Calculated by using the sound transmission loss values in the 80 to 4000 Hz range as measured in accordance with ASTM E-90(09). It consists of at least two glass sheets bonded together with one or more Polyvinyl Butyral (PVB) including special acoustic PVB interlayer (PVB Silence), providing thus excellent insulation against noise. ) 5/32 – 25/64. 2 Tested using GED’s Intercept® ultra low-conductance warm-edge spacer system. Laminated Glass 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. Its composition of glass-interlayer-glass makes it a more effective solution than non-laminated window glass because the rigidity reduces the vibration of the glass and as a result May 22, 2022 · What is an OITC Rating? OITC stands for Outdoor-Indoor Transmission Class. Here’s a chart to give some examples, taken from General Glass . Triple-pane windows have an STC rating between 28-34. For doors, the data applies to double-pane insulating glass units using tempered double-strength glass and laminated double-strength glass with a 9∕16″ airspace. See Design Data pages in this section for specific product performance class and grade values. Jun 20, 2023 · Laminated glass is particularly effective in areas with high levels of outdoor noise, such as busy streets or airports. every window/ door sold. It is a rating system that measures how effectively a building material, such as glass, can block outside noise from entering a building. comww. Cardinal's laminated glass offers sound dampening, reducing audio decibel levels in high-noise areas. Low-E Coating. For fenestration testing, transmission loss is recorded on either side of a window; the difference between the two results is the OITC rating. Casement Triple, argon gas filled. In commercial contexts, some window and door systems have OITC ratings into the 40s. Calculations provided by Lawrence Berkeley Laboratory Window 7. See in this video how laminated glass is made:. OITC is a measurement that indicates the rate of transmission of sound between an outdoor and indoor space, created to best determine the level of performance in soundproof windows. 7mm - 3. Marvin Replacement offers specialty glass to best suit the needs of your home. Glass: Reinforcement: Windows Supera AW Casement Double, argon gas filled Warm edge with dessicant Guardian® Glass Steel SUPERA AW CASEMENT DOUBLE PANE WINDOWS Insulated Glass Unit Options Performance Grade CW40 CW50 CW60 CW70 AW40 AW50 AW60 AW70 Price to quality ratio Thickness (in. In many situations this is sufficient, and could dampen sound Sep 21, 2018 · Monolithic glass is the term used for straightforward solid glass. Window Treatments: Utilizing window treatments like heavy curtains, blinds, or window films can provide an extra layer of sound insulation. High Altitude Glass-only test results often are not based on rigidly supported lites, and will be several STC or OITC points higher than “whole window” results. Monolithic glass can be used to make single, dual or triple glazed windows. After a 1/4” Thermolite sound control window was placed behind the same window, the STC rating improved to 43 and the OITC rating improved to 33. Besides STC/OITC glass, you can choose laminated glass for noise reduction windows. Project-Out: STC not less than 35; OITC not less than 28. Jul 30, 2024 · The Outdoor-Indoor Transmission Class (OITC) rating, calculated according to ASTM E1332, measures the capacity of a window or door to reduce the transmission of exterior noise to the interior of a building across the frequency range of 80 to 4000 HZ. Data applies to double-paned insulating glass units using double-strength glass with an 11∕16″ air space, except patio door with a ¾” air space. ) 5/32 – 25/64 Low-E Coating Premium SunGuard® ClimaGuard 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. Glass is an excellent conductor, so single-pane windows do almost nothing to reduce unwanted noise. 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. / Procedia Engineering 145 ( 2016 ) 630 – 637 This study showed that within warmer environment, compared to monolithic and tempered glass, OITC of laminated glass dropped as low as 29, which is identical to OITC of Nov 12, 2024 · Glazing Options — Glass options include single glaze, dual pane insulated, triple pane insulated, Low E, tinted, obscure, tempered, laminated, STC/OITC Glass (window is STC/OITC Tested), and countless other choices. Laminated glass also has a thick interior pane with the interlayer. You can choose tempered glass, laminated glass, and STC/OITC glass for specific windows and rooms. Jan 26, 2022 · For both measurements, the higher the rating the better. 03. This metric measures the sound levels for exterior walls where the sound sources come from the outside, such as cars. Once seals fail, the energy efficiency the windows claimed when new is greatly reduced, regardless of how many panes of insulated glass you have. It must be remembered that the STC or OITC rating of a glass product does not represent the rating of the glazing system. The attached STC and OITC data is for glass only and that the final STC rating of the window assembly could vary because of the influence of the acoustical performance of the framing members and the construction of the window assembly. OTHER GLASS TYPES MAY YEILD IMPROVED STC AND OITC VALUES 12. IG = Insulating Glass STC = Sound Transmission Class OITC = Outdoor-Indoor A leader in tools for the glass industry. Explore noise reducing windows and doors from Pella. Mass pigmented and decorative interlayers can also be used to provide a wide range of effects. SunGuard ® ClimaGuard ® Glass Types. Noise Reduction Glass Options. Oct 14, 2014 · interior window retrofits, laminated glass windows, oitc, sound control windows, sound ratings, stc Comments are off Sound ratings were developed by the American Architectural Manufacturers Association (AAMA) and the American Society for Testing and Materials (ASTM) to standardize the testing and rating of sound transmission for building Sep 24, 2023 · It is possible to double the mass of a window by adding an extra pane, but it’s more practical to look at different glass thicknesses and their STC and OITC ratings. It disrupts the transmission of sound to reduce its impact. Laminated glass is much more effective at blocking sound than Single-pane windows usually have an STC rating between 26-28. When sound transmission is a major concern for homeowners we recommend windows with dissimilar glass. Going from single pane to double will improve it only slightly. Interested homeowners have three options when shopping for replacement window glass: Standard Transmission Class (STC) glass, which acts as a buffer for the typical sounds generated inside or near your home; Outdoor/Indoor Transmission Class (OITC) glass, which covers a wider range of frequencies to mitigate sound coming from highways, trains Oct 10, 2024 · The OITC rating system was developed to determine the transmission of street sounds through exterior walls, cladding, and windows. 4 ® and Optics5 a. We offer specialty glass to best suit the needs of your home. The enclosed STC and OITC data is for insulating glass constructions only. Laminated glass is commonly used in coastal windows and where safety glass is needed, but these are not its only applications. Low E1 Primarily used in colder climates, Low E1 allows more heat in to warm a room while blocking heat loss. Reduction in sound based on OITC ratings of Pella Lifestyle Series windows with respective performance package compared to a single-pane wood or vinyl window with an OITC of 19. Over a single-paned window in a standard wall, the STC rating is 48. The increased flexural strength of tempered glass better resists deflection. What is a good OITC rating for windows? So, OITC is the ideal measurement for Peerless acoustic windows & doors. Higher Performance. (1) Maximum performance for single unit when glazed with the appropriate glass thickness. Window with Insert Frame (FORMERLY 8600 SERIES REPLACEMENT DOUBLE-HUNG AND 8700 SERIES REPLACEMENT SLIDER) Double-Hung Window 3/4" V3 Series Gliding Patio Door (FORMERLY 5800 SERIES PATIO DOORS) Patio Door 3/4" Gliding Window 3/4" Picture & Specialty Windows Awning Window 3/4" Casement Window 3/4" 3/4" 1 of 2 Sep 12, 2022 · Older windows are unlikely to have a marking. Pim Foam or Dura**** OITC Test Date Test Number Intercept or Cardinal horizontal slider 6110 6111 6130 6130J 6170 size tested 6040-Operating Style Series Numbers Glass 1 Glass 2 Spacer STC 3/32 3/32 - 28 23 5/17/99 TL99-191 3/32 1/8 1/8 3/32 3/32 1/4 1/4 3/32 1/8 1/8 - 29 Sep 19, 2024 · Today we will be exploring OITC Sound Reduction Glass—what it is, how it works, and why it is a crucial choice for homeowners looking to reduce unwanted noise. Tempered glass increases glass strength to help prevent breakage. 1 Windows tested per NFRC 100. Feb 11, 2025 · Single-pane windows: Existing single-pane windows often have an STC rating between 18 and 20. Tempered Glass. OITC is a newer rating system developed specifically for measuring sound transmission of low- and mid-frequency noises through exterior walls. Project-In: STC not less than 33; OITC not less than 27. For example, an STC rating of 35 is not the same as an OITC rating of 35. Windows are tested to AAMA standards; 7/8″ or 1″ Insulated glass; Typical commercial thermal ratings met with standard glass packages; Weather-tight and fully compatible with all operable windows; Glazing bead permits glass replacement to the interior; Structurally, thermally and acoustically tested and certified What STC and OITC Ratings Do Renewal by Andersen® Replacement Windows Offer? Our dual-pane design, combined with the thickness of the glass, allows our windows to achieve better STC ratings. 090 PVB (roughly 3/32") + 3/16" glass = 7/16" glass The Florida Building Code for South Florida mandates that impact windows meet design pressures typically in the 50s, ensuring the window can withstand the extreme wind speeds of a Category 5 hurricane. com The other measure is known as the Outdoor-Indoor Transmission Class or OITC. Nov 4, 2016 · In typical cases, where glass-only results were better than whole window results, the difference in STC ranged from 1 to 4 dBA. SOUNDPROOF WINDOWS®, Inc. Read more about the tools below Glass: Reinforcement: Windows. While not as well known as STC, OITC is a more appropriate measure when comparing the true sound control performance of a window. AMBICO's fixed steel Acoustic window assemblies are available from STC 35 through STC 56 as tested in accordance with ASTM E-90. Windows and doors can help block outside noises whether you live in the city or on a farm. The OITC rating system is mostly consulted when there are low-frequency sounds involved between 80 to 100 decibels that can't be calculated by the STC rating. There was no discernible pattern to the differences when comparing higher-and lower-performing systems. Warm edge with dessicant. ) (in. See additional notes below data for specific Since glass choice plays a big factor in window and door efficiency, your local Infinity partner can provide recommendations on the best selection for your home. EDITOR NOTE: VALUES LISTED ARE BASED UPON 1" LOW E, ARGON FILLED INSULATING GLASS. *OITC is estimated based on this test. Nov 12, 2024 · Glazing Options — Glass options include single glaze, dual pane insulated, triple pane insulated, Low E, tinted, obscure, tempered, laminated, STC/OITC Glass (window is STC/OITC Tested), and countless other choices. This guide includes the most comprehensive and up-to-date collection of laboratory-tested sound transmission loss data for laminated, monolithic and air-spaced glass configurations. These treatments help absorb sound waves, reducing reverberation and minimizing noise and planting a tree for every window and door sold. STC not less than 48; OITC not less Additionally, it provides a rough estimate of annual energy cost savings when replacing single- or double-pane windows. On the other hand, laminated, double pane windows and triple pane windows are usually thicker as a unit because of the combination of numerous panes and the air gap. Outdoor/Indoor Transmission Class (OITC) are measured in decibels (dB) and are the standard method for rating sound attenuation characteristics of glass products and window assemblies. Materials shrink and expand with cold/heat cycles and seals can begin to fail. Insulated Glass Unit Options Thickness (in. cardinalcorp. Annealed Tempered. A STADIP SILENCE® is a laminated safety glass with acoustic performance. Most of our replacement windows have an STC rating of 34, which means they block most outside sound from entering your home. Browse Arcadia Inc's robust selection of Windows products from 13 primary manufacturing locations across the United States 1 3/8" Sightline 2" frame for 1" Glass May 22, 2022 · 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. These include 1" insulating glass (1/4" glass-1/2" air space -114• glass) with an STC rating of 34. OITC is a very new rating in the world of acoustics and not all products carry an OITC rating, as they may predate that testing being more commonplace. 1-3/4" insulating glass made with exterior 1/2" clear laminated glass, 1" aluminum spacer, and interior 1/4" clear laminated glass: i. It is a relatively new (around 1990) system developed to measure how products perform in keeping outside sounds from penetrating into your living space, or office space. STC and OITC cannot be directly compared. 24 Page 1 of 7 Due to continual product research and development, details listed are subject to change at any time When selecting glass for your windows, there is a range of thicknesses to choose from. Insulated Glass, 5. Learn more here. 1 5/16" glass, 3/4” airspace, 1/4" glass, . While standard glass units consist of two panes that are the same thickness, dissimilar glass refers to a window with two panes of glass with different thicknesses. In our recent tests, an annealed IGU was used as the primary window and was tested. Supera 83 AW. Arcadia projected windows are available glazed with a variety of glass configurations. 40 STC and 35 OITC Thermo uPVC Sanctuary Glass tilt-turn windows STC, or Sound Transmission Class, measures transmission loss between 125 Hz and 4,000 Hz. The OITC rating is specifically designed to of Saflex protective interlayer used in laminated glass. The system includes many materials other than glass, including the framing, the glazing gaskets/sealants, insulating glass unit spacer The STC measurement has been around since 1961, so for a long time, that was the only rating to measure how windows performed acoustically, in 1990 the OITC measurement came about as a way to rate outside noise. Ask your window professional to help select the right package for your home and your climate. 30. Up to a point. As you can see, no window system will achieve complete soundproofing with an STC rating of 38. A typical dual-pane window has an STC rating of 25–30. See Condensation on the Interior of Window or Patio Door Glass for additional information on Generous window-to-wall ratios without sacrificing performance or occupant comfort; VacuMax™ VIG units are available with Solarban ® 70 solar control, low-e glass by Vitro Glass, which can help to further enhance the energy efficiency performance of the IGU. 1/8" glass + . Sorry ur in this predicament. wwww. You can tell by the etching certifying it is safety glass in the bottom corner of the glass. This rating is especially important to architects since it can have the largest impact on building performance. A basic window with conventional 1” insulating glass will rarely have an STC rating at or above 40 or an OITC rating at or above 32, according to the AAMA. With the appearance of standard, fixed architectural windows, these units install seamlessly into most projects. The Infinity laminated upgrade features a vinyl interlayer, a protective plastic film, between the inner two glass panes. ) STC OITC Projected Windows INventTM Product Family Double IGUs INvent As the table shows, a single pane 1/4” annealed curtain wall window has a STC rating of only 31 and an OITC rating of 28. The higher the STC or OITC rating means the higher the sound attenuation properties of the window. It is more durable than tempered glass and is often referred to as impact-resistant or safety glass. 030 400 Series Frenchwood® Hinged Patio Door Hardware (Trim Set) Exploded View Insulating Glass Construction STC OITC* 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 2000 2500 3150 4000 5000 Sound Transmission Loss (dB) 1/2" overall - 1/8" glass, 1/4" airspace, 1/8" glass 28 26 26 21 23 23 26 21 19 24 27 30 33 36 40 44 46 39 34 45 Feb 11, 2025 · Dissimilar glass. com Cardinal Industries supplies Quaker with several types of Low-E glass, tinted glass, privacy glass and other specialty glass. Jan 22, 2025 · Vistaza windows redefine superior performance and efficiency, providing a game-changing U-Factor as low as 0. Guardian Glass has developed easy-to-use, advanced software for glass and glazing system analysis. 100 635 Christina Mediastika et al. ) Exterior (in. The bigger air space and thicker glass is preferred. The other is Outdoor/Indoor Transmission Class (OITC). 090 PVB (roughly 3/32") + 1/8" glass = 5/16" glass 3/16" glass + . Unlike thermal Along with impact resistance, Simonton StormBreaker windows feature an double-strength, 1″ insulating glass unit with ProSolar® Low-E Glass, Argon gas and an Intercept® spacer system. Tempered glass is ideal for windows close to the floor or located in high-traffic areas. OITC stands for Outdoor-Indoor Transmission Class. This range covers most common sounds – human speech, barking dogs etc. In general, a barriers OITC rating is lower than its STC rating. Thus, if the exterior decibel level is 80 and the interior decibel is 50, your OITC is 30. Over double paned windows, the STC rating is 48 or more. One would not want to have to use a 1" thick piece of glass for a simple window to achieve a desired STC rating, especially if the thicker glass means that the window now weighs hundreds of pounds! Feb 6, 2025 · That being said, it is important to note that interior condensation depends on several factors: outdoor ambient temperature, interior room temperature and relative humidity, the presence of window coverings, window placement within the home, etc. Thermolite Sound Transmission Loss Test Report Results Sep 20, 2020 · A pro’s guide to the importance of sound control and glazing strategies to control unwanted noise on a project. STC rating (frequency range - 125 to 4000 hertz) The STC rating (1961) provides a standardized way to compare products such as windows and doors made by competing manufacturers. Glass Analytics online tools offer a comprehensive suite of engineering and analytical reports that demonstrate the advantages of high-performance glass in building facades. Sound transmission class (STC) and Outdoor/Indoor Transmission Class (OITC) are measured in decibels (dB), and are the standard method for rating sound attenuation characteristics of glass products and window assemblies. Apr 8, 2024 · As you’re pricing windows, remember to compare STC numbers to STC numbers and OITC numbers to OITC numbers. Windows are supplied with glass for complete assembly acoustic performance. All glass doors and extremely large windows also require safety glass like tempered glass. Soundproof windows, however, actually absorb sound waves — and here’s how: Thicker glass: The thicker the glass, the less noise gets through. (2) The higher the level, the greater the product's ability to resist forced entry. Replacing old single-pane units with new acoustic windows will likely have a noticeable effect. 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. Jun 21, 2019 · Windows with dissimilar glass. 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. Standard Practice for Determining the Acoustical Performance of Windows, Doors, Skylight, and Glazed Wall Systems Table 3 Estimates of Laboratory-Based Center-of-Glass Performance Category Glazing Composition OITC Rating STC Rating Single Pane 3 mm 22 28 6 mm 28 30 8 mm 29 32 10 mm 32 34 12 mm 33 36 Single Pane Laminated 3 mm : Standard 0. Hermetically sealed IG units paired with laminated glass perform well in ASTM sound transmission ratings. It does make you sound smart when you say it but that’s all it means. A IG Glass Type Sound Transmission Class (STC) Outdoor/Indoor Transmission Class (OITC) 70 SERIES SS 27 23 DS 28 22 3mm/4mm 33 26 Laminated DS-DS/060/DS 35 30 SS 27 23 DS 28 22 3mm/4mm 33 26 Laminated DS-DS/060/DS 35 30 SS - - DS 27 23 3mm/4mm 31 26 Laminated DS-DS/060/DS 34 29 SS - - DS 27 23 3mm/4mm 31 26 Laminated DS-DS/060/DS 34 29 SS 27 22 We offer specialty glass to best suit the needs of your home. Available on select windows. ) Spacer(s) Interior PVB thickness (in. Acoustic Insulation Calculator for Every Glass Type | AIS Glass Feb 22, 2024 · However, even with OITC being the newer creation, the STC rating system is still the preferred rating method among professionals in soundproofing. Slight possibility you can change out the glass packs to the sound proofing version, however. Tempered glass must have a small label etched in a corner, officially known as the “glass monogram,” called a “bug” in the construction trades. Types of Window Glass Jan 1, 2016 · ¿ ¾ ½ ¯ ® ­˜ ¦ Hz Hzi iTLiAWRS OITC 4000 80 1010log1013. 060" PVB, 1/4" glass Triple Insulating Glass Construction STC OITC 100 125 160 00 2 250 315 400 500 630 800 1000 1250 1600 2000 2500 3150 4000 5000 Frequency (Hz) New Construction Sliding Windows. Guardian ® Glass Steel 1 tree planted for . specify the STC or OITC that is required of the glazing system. Soundproof Windows range from 48 to 54 (with more possible), which varies depending on the existing window and the air space. It also can be used to reduce sound. Glass in Quaker windows and doors is supplied by Cardinal Industries, the preeminent glass manufacturer in North America. Data applies to double-pane insulating glass units using double-strength glass and laminated double-strength glass with a ½” airspace. What OITC Can Tell You About Your Windows Because it weighs low- to mid-frequency sounds more heavily, OITC is a more appropriate rating System for Windows. Actual results may vary. Laminated Glass Holds Together If you live on a golf course and someone drives a ball into your bedroom window, chances are, the glass will break and fall into the room in large dangerous shards. Assembly & Testing — All units are tested in our facility after being completely assembled during the manufacturing process. Tempered VIG uses tempered glass panes for enhanced safety and performance over standard insulated glass or non-tempered VIG. Glass size and glazing system will affect STC rating. Additional glass options enhance privacy, fade protection and protects sensitive turtle nesting sites. 13. 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. A laminated glass upgrade has an even thicker interior glass pane than STC/OITC upgraded features. Jan 18, 2022 · Style Line® Series | V250 Windows STC Ratings Updated : 01/18/2022 by K. See full list on ngctestingservices. The blares and beeps of heavy traffic, the roar of airplanes, and the rattle of trains all produce a low-frequency cacophony. It is an indispensable reference for anyone concerned about sound transmission through windows. STC not less than 38; OITC not less than 32. Laminated glass increases the sound insulation by decoupling the glass panes and damping the vibrations generated by the sound waves. N/A. 15 and an impressive OITC rating of 40—ensuring large-scale residential projects exceed expectations with unparalleled energy efficiency and acoustic perfection. Double-glazed windows are better at reducing noise pollution. 36. 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 Jun 17, 2019 · Reduction in sound based on OITC ratings of Pella Lifestyle Series windows to a single-pane wood or vinyl window with an OITC of 19. The same applies to soundproof windows with double laminated panes rated at an STC of 42; they drop to 33 on the OITC scale. The final STC/OITC rating of the window assembly will typically be reduced from the base glass acoustical OITC* Frequency (Hz) 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 2000 2500 The performance data below applies to an insulating unit constructed with two plies of glass and an air or argon filled space. Double-pane windows have an STC rating between 26-32. But these are different measuring systems, so it’s not an apples-to-apples comparison. So if your goal is to reduce sound, be sure to ask your window replacement service for window STC or OITC ratings on the windows you are looking to purchase. Sep 8, 2023 · Single pane windows don’t usually get too thick, although half-inch thick single pane glass isn’t unheard of. Aug 14, 2024 · The OITC ratings of residential windows and doors range from the mid-20s to the mid-30s. I spec STC/OITC glass around airports and train stations and the difference is dramatic. Laminated windows have an STC rating as high as 40 or more. Most window systems used today will fall between 1/8” and ¼” thickness. OITC and Soundproofing Windows Windows salesman here in New England. values of insulating glass constructions. Data is based on testing ~36" x 84" glass to ASTM E413-87 in an acoustical wall. Dual-pane windows: New dual-pane windows with standard glass fall in the STC 25 to 27 range. The amount of noise Quaker Residential windows prevent from reaching your ears is measured and published to help you decide which of our glass packages is right for your needs. OITC. Two measurement methods are used. Sealed Insulating Glass Units (IGUs) Test Unit Description Frame Size (Nominal) Insulating Glass Dimensions (Nominal) Overall Performance Glass Type Product and Con˜guration No of Lites Width x Height (in. The difference in OITC ranged from 1 to 5 dBA. b. 1" insulating glass made with exterior 3/16" clear glass, 3/8" aluminum spacer, and interior 7/16" laminated clear glass: i. Is the new product vinyl?? F F Oct 14, 2014 · When a third panel is placed behind an insulated glazed unit (IGU), Archtest shows values up to 46 STC. Alpen windows are independently NFRC, PHI, AAMA, Declare and OITC/STC certified as well as PHIUS verified because we believe you should really know what you’re buying and you deserve the truth. The other drawback to increasing glass mass is the obvious increase in weight and thickness for a window. Systems Supera CW, Supera AW, Supera 83 Passive CW, Supera 83 Passive+ CW Operation Types Fixed, casement, tilt-turn, hopper, awning Glazing Double/Triple WINDOWS OVERVIEW Insulated Glass Unit Options Performance Grade CW40 CW50 CW60 CW70 AW40 AW50 AW60 AW70 NFRC Intertek PHI PHIUS LEED A one glass panel window - removable. There is no dependable way to adjust these glass numbers to reliably predict whole window performance. Too often consumers believe that a window from Company A with a 27 STC must have better sound reduction than a window from Company B with a 24 OITC. Window units with dissimilar glass packages are the most cost-effective solution when sound transmission is the primary concern. Forced Entry Resistance: All windows shall conform to ASTM F588, Grade 10. pmyhxgj utqkxi hidqaxx fxubzx valhbq mbugfs yavoqid cteetc ldf gplveg ubj nuyty oiezew ilmdtbn iahwj