Oitc glass windows 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. Sep 12, 2022 · Older windows are unlikely to have a marking. New Construction Sliding Windows. 1 Tempered VIG uses tempered glass panes for enhanced safety and performance over standard insulated glass or non-tempered VIG. / 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 Marvin Replacement offers specialty glass to best suit the needs of your home. Actual results may vary 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. Higher Performance. Ask your window professional to help select the right package for your home and your climate. Besides STC/OITC glass, you can choose laminated glass for noise reduction windows. A typical dual-pane window has an STC rating of 25–30. This range covers most common sounds – human speech, barking dogs etc. The OITC rating is specifically designed to of Saflex protective interlayer used in laminated glass. When sound transmission is a major concern for homeowners we recommend windows with dissimilar glass. 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. Over double paned windows, the STC rating is 48 or more. cardinalcorp. Soundproof Windows range from 48 to 54 (with more possible), which varies depending on the existing window and the air space. Laminated Glass 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. Outdoor/Indoor Transmission Class Outdoor/Indoor Transmission Class (OITC) is the measurement standard used to indicate the rate of sound transmission between indoors and outdoors. every window/ door sold. Supera 83 AW. 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. Most of our replacement windows have an STC rating of 34, which means they block most outside sound from entering your home. The system includes many materials other than glass, including the framing, the glazing gaskets/sealants, insulating glass unit spacer May 22, 2022 · What is an OITC Rating? OITC stands for Outdoor-Indoor Transmission Class. Two measurement methods are used. But these are different measuring systems, so it’s not an apples-to-apples comparison. Thermolite Sound Transmission Loss Test Report Results The higher the STC or OITC rating means the higher the sound attenuation properties of the window. 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. 030 Laminated glass is commonly used in coastal windows and where safety glass is needed, but these are not its only applications. Key window ratings include U-Factor, SHGC, and VT. A 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. The other is Outdoor/Indoor Transmission Class (OITC). Up to a point. . These treatments help absorb sound waves, reducing reverberation and minimizing noise Oct 14, 2014 · When a third panel is placed behind an insulated glazed unit (IGU), Archtest shows values up to 46 STC. You can tell by the etching certifying it is safety glass in the bottom corner of the glass. Calculations provided by Lawrence Berkeley Laboratory Window 7. Project-Out: STC not less than 35; OITC not less than 28. (1) Maximum performance for single unit when glazed with the appropriate glass thickness. This term covers both the glass itself and the process of installing it, designed to maximize noise reduction. Tempered glass increases glass strength to help prevent breakage. Insulated Glass Unit Options Thickness (in. Jan 1, 2016 · ¿ ¾ ½ ¯ ® ­˜ ¦ Hz Hzi iTLiAWRS OITC 4000 80 1010log1013. Glass size and glazing system will affect STC rating. It is an indispensable reference for anyone concerned about sound transmission through windows. Window units with dissimilar glass packages are the most cost-effective solution when sound transmission is the primary concern. STC and OITC cannot be directly compared. Low-E Coating. 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. See Design Data pages in this section for specific product performance class and grade values. N/A. Assembly & Testing — All units are tested in our facility after being completely assembled during the manufacturing process. As you can see, no window system will achieve complete soundproofing with an STC rating of 38. 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. 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. Read more about the tools below 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. EDITOR NOTE: VALUES LISTED ARE BASED UPON 1" LOW E, ARGON FILLED INSULATING GLASS. Soundproof windows, however, actually absorb sound waves — and here’s how: Thicker glass: The thicker the glass, the less noise gets through. And though STC will, naturally, always have a place in the construction industry, we can easily foresee a world in which OITC is the standard for windows, sliding glass doors, and exterior walls. Guardian ® Glass Steel 1 tree planted for . 30. 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 AMBICO's fixed steel Acoustic window assemblies are available from STC 35 through STC 56 as tested in accordance with ASTM E-90. A leader in tools for the glass industry. 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. 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. It is a rating system that measures how effectively a building material, such as glass, can block outside noise from entering a building. ) 5/32 – 25/64 Low-E Coating Premium SunGuard® ClimaGuard 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. Data applies to double-pane insulating glass units using double-strength glass and laminated double-strength glass with a ½” airspace. Annealed Tempered. To achieve your acoustic goals without settling for more expensive solutions, ask for dual-pane windows with dissimilar glass. The bigger air space and thicker glass is preferred. Apr 8, 2024 · As you’re pricing windows, remember to compare STC numbers to STC numbers and OITC numbers to OITC numbers. 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. *OITC is estimated based on this test. Additionally, it provides a rough estimate of annual energy cost savings when replacing single- or double-pane windows. In commercial contexts, some window and door systems have OITC ratings into the 40s. Glass is an excellent conductor, so single-pane windows do almost nothing to reduce unwanted noise. Dual-pane windows: New dual-pane windows with standard glass fall in the STC 25 to 27 range. In our recent tests, an annealed IGU was used as the primary window and was tested. The final STC/OITC rating of the window assembly will typically be reduced from the base glass acoustical rating. 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 Jan 11, 2025 · Dissimilar glass. In many situations this is sufficient, and could dampen sound 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. We take into OITC sound rating systems to ensure top-of-the-line performance in our soundproof technology. Here’s a chart to give some examples, taken from General Glass . What Is an OITC specify the STC or OITC that is required of the glazing system. OITC is a newer rating system developed specifically for measuring sound transmission of low- and mid-frequency noises through exterior walls. Most window systems used today will fall between 1/8” and ¼” thickness. 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 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 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. 1 Windows tested per NFRC 100. com Cardinal Industries supplies Quaker with several types of Low-E glass, tinted glass, privacy glass and other specialty glass. For example, if the transmitter played a sound at 60 decibels and the receiver picked up 30 decibels, the STC rating would be 30. 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. 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. One is Sound Transmission Class (STC). 36. Tempered glass must have a small label etched in a corner, officially known as the “glass monogram,” called a “bug” in the construction trades. ) (in. Double-hung windows are not available with triple-pane glass. When selecting glass for your windows, there is a range of thicknesses to choose from. The thicker the pane, the more sound it blocks. While not as well known as STC, OITC is a more appropriate measure when comparing the true sound control performance of a window. It disrupts the transmission of sound to reduce its impact. Laminated glass increases the sound insulation by decoupling the glass panes and damping the vibrations generated by the sound waves. 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. 100 635 Christina Mediastika et al. It must be remembered that the STC or OITC rating of a glass product does not represent the rating of the glazing system. OITC. 1-3/4" insulating glass made with exterior 1/2" clear laminated glass, 1" aluminum spacer, and interior 1/4" clear laminated glass: i. 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. ) Exterior (in. We offer specialty glass to best suit the needs of your home. 2 Tested using GED’s Intercept® ultra low-conductance warm-edge spacer system. 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. Laminated glass is much more effective at blocking sound than Jan 18, 2022 · Style Line® Series | V250 Windows STC Ratings Updated : 01/18/2022 by K. Aug 14, 2024 · The OITC ratings of residential windows and doors range from the mid-20s to the mid-30s. 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. Read more about the tools below and planting a tree for every window and door sold. com Jan 28, 2025 · The higher the STC number, the better the window or patio door unit keeps out unwanted noise. If you’re unsure how to determine the energy efficiency of your windows, you’re in luck! This blog will discuss specific window ratings that are designed to measure their energy-efficiency performance. The acoustical performance of windows and doors is influenced not only by the glass but also by the framing members and construction of the window assembly. 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. 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. See additional notes below data for specific 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 8, 2023 · Single pane windows don’t usually get too thick, although half-inch thick single pane glass isn’t unheard of. a. Once seals fail, the energy efficiency the windows claimed when new is greatly reduced, regardless of how many panes of insulated glass you have. Available on select windows. STC OITC 80 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 2000 2500 3150 4000 5000 - A leader in tools for the glass industry. 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 Nov 4, 2016 · In only a handful of cases were the glass-only results the same as the whole-window results. Mass pigmented and decorative interlayers can also be used to provide a wide range of effects. Tempered glass is up to four times stronger than non-tempered glass. Monolithic glass can be used to make single, dual or triple glazed windows. 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) A one glass panel window - removable. Low E1 Primarily used in colder climates, Low E1 allows more heat in to warm a room while blocking heat loss. You can choose tempered glass, laminated glass, and STC/OITC glass for specific windows and rooms. For example, an STC rating of 35 is not the same as an OITC rating of 35. OITC stands for Outdoor-Indoor Transmission Class. See in this video how laminated glass is made: 1 Windows tested per NFRC 100. High Altitude 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. For years, CitiQuiet has been the top trusted provider for soundproof windows in New York and other metropolis cities around the US. STC not less than 48; OITC not less 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. To determine the specific STC ratings of glass and a window or door assembly See full list on ngctestingservices. 1" insulating glass made with exterior 3/16" clear glass, 3/8" aluminum spacer, and interior 7/16" laminated clear glass: i. Calculated by using the sound transmission loss values in the 80 to 4000 Hz range as measured in accordance with ASTM E-90(09). Tempered Glass. Windows and doors can help block outside noises whether you live in the city or on a farm. Materials shrink and expand with cold/heat cycles and seals can begin to fail. In the context of soundproof windows, acoustic glazing refers to the specialized glass panel inserted into the window frame. SOUNDPROOF WINDOWS®, Inc. Lite. 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. Nov 24, 2022 · As America becomes more urbanized and more focused on green building, OITC’s importance will no doubt continue to grow. 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. STC not less than 38; OITC not less than 32. All glass doors and extremely large windows also require safety glass like tempered glass. Replacing old single-pane units with new acoustic windows will likely have a noticeable effect. 4 ® and Optics5 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 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. 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. 24 Page 1 of 7 Due to continual product research and development, details listed are subject to change at any time Single-pane windows usually have an STC rating between 26-28. Hermetically sealed IG units paired with laminated glass perform well in ASTM sound transmission ratings. OTHER GLASS TYPES MAY YEILD IMPROVED STC AND OITC VALUES 12. What is a good OITC rating for windows? So, OITC is the ideal measurement for Peerless acoustic windows & doors. 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 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 Jan 11, 2025 · Single-pane windows: Existing single-pane windows often have an STC rating between 18 and 20. comww. 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 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. Arcadia projected windows are available glazed with a variety of glass configurations. Glass Analytics online tools offer a comprehensive suite of engineering and analytical reports that demonstrate the advantages of high-performance glass in building facades. Data is based on testing ~36" x 84" glass to ASTM E413-87 in an acoustical wall. Tempered glass is ideal for windows close to the floor or located in high-traffic areas. Sep 21, 2018 · Monolithic glass is the term used for straightforward solid glass. (2) The higher the level, the greater the product's ability to resist forced entry. Noise Reduction Glass Options. 15 and an impressive OITC rating of 40—ensuring large-scale residential projects exceed expectations with unparalleled energy efficiency and acoustic perfection. ) 5/32 – 25/64. Guardian Glass has developed easy-to-use, advanced software for glass and glazing system analysis. The difference in OITC ranged from 1 to 5 dBA. ) STC OITC Projected Windows INventTM Product Family Double IGUs INvent Jun 20, 2023 · Laminated glass is particularly effective in areas with high levels of outdoor noise, such as busy streets or airports. OITC and Soundproofing Windows Glass in Quaker windows and doors is supplied by Cardinal Industries, the preeminent glass manufacturer in North America. 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. With the appearance of standard, fixed architectural windows, these units install seamlessly into most projects. Laminated glass also has a thick interior pane with the interlayer. 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. 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. In typical cases, where glass-only results were better than whole window results, the difference in STC ranged from 1 to 4 dBA. Triple-pane windows have an STC rating between 28-34. Our windows are top-grade and eliminate 95% of unwanted noise, as well as reduce dirt and drafts. 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. The same process is used to determine STC ratings for doors. 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. Within soundproof windows, a Lite is a single framed glass panel featuring acoustic properties. Sep 20, 2020 · A pro’s guide to the importance of sound control and glazing strategies to control unwanted noise on a project. The same applies to soundproof windows with double laminated panes rated at an STC of 42; they drop to 33 on the OITC scale. In modern households, energy-efficient windows are a necessity. Additional glass options enhance privacy, fade protection and protects sensitive turtle nesting sites. Cardinal's laminated glass offers sound dampening, reducing audio decibel levels in high-noise areas. Project-In: STC not less than 33; OITC not less than 27. 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. 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. b. Jun 21, 2019 · Windows with dissimilar glass. Window Treatments: Utilizing window treatments like heavy curtains, blinds, or window films can provide an extra layer of sound insulation. Over a single-paned window in a standard wall, the STC rating is 48. Windows are supplied with glass for complete assembly acoustic performance. Actual results may vary. 7mm - 3. Types of Window Glass Jan 22, 2025 · Vistaza windows redefine superior performance and efficiency, providing a game-changing U-Factor as low as 0. See Condensation on the Interior of Window or Patio Door Glass for additional information on STADIP SILENCE® is a laminated safety glass with acoustic performance. 13. It also can be used to reduce sound. Forced Entry Resistance: All windows shall conform to ASTM F588, Grade 10. 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. Double-glazed windows are better at reducing noise pollution. IG = Insulating Glass STC = Sound Transmission Class OITC = Outdoor-Indoor 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. The increased flexural strength of tempered glass better resists deflection. Double-pane windows have an STC rating between 26-32. 03. It is more durable than tempered glass and is often referred to as impact-resistant or safety glass. Nov 25, 2022 · The difference between the sound level inside the window and the sound level outside the window, measured in decibels, is the STC rating. 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. ) Spacer(s) Interior PVB thickness (in. For any other glass questions, please contact Vitro Architectural Glass (formerly PPG glass) or call 1-855-VTRO-GLS (1-855-887-6457). The other drawback to increasing glass mass is the obvious increase in weight and thickness for a window. 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. There is no dependable way to adjust these glass numbers to reliably predict whole window performance. wwww. 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. Casement Triple, argon gas filled. 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 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. It does make you sound smart when you say it but that’s all it means. Laminated windows have an STC rating as high as 40 or more. 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. Updated on January 3, 2024 Stories You Might Be Interested In Aug 21, 2024 · The variation in glass thickness between the panes breaks sound waves into different frequencies. These include 1" insulating glass (1/4" glass-1/2" air space -114• glass) with an STC rating of 34. 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. Explore noise reducing windows and doors from Pella. Warm edge with dessicant. 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. The blares and beeps of heavy traffic, the roar of airplanes, and the rattle of trains all produce a low-frequency cacophony. SunGuard ® ClimaGuard ® Glass Types. Insulated Glass, 5. 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. 1mm. Glass: Reinforcement: Windows. 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 In general, a barriers OITC rating is lower than its STC rating. A 5/16" glass, 3/4” airspace, 1/4" glass, . Oct 10, 2024 · The OITC rating system was developed to determine the transmission of street sounds through exterior walls, cladding, and windows. Laminated Glass Jan 26, 2022 · For both measurements, the higher the rating the better. The Infinity laminated upgrade features a vinyl interlayer, a protective plastic film, between the inner two glass panes. mhflopj lembd tfntu rwqiuu qxwu tszp bvieold lshied typrb oypy ntluty ukbcc nvr ootuhb tpzm