Stc oitc glass. Key Differences Between STC and OITC.

Stc oitc glass STC covers the range 125 Hz to 4000 Hz, while R W covers 100 Hz to 3150 Hz. TD-136 - Recycled Glass Use An explanation of Vitro Glass's use of recycled glass. 1 mm thickness glass. Optional 3. I spec STC/OITC glass around airports and train stations and the difference is dramatic. PDF-1. Outdoor/Indoor Transmission Class (OITC): To find OITC, sound is played at a predetermined frequency from 125 hertz to 4000 hertz. 0mm: Double strength glass 5. Apr 8, 2024 · Sound Transmission Class (STC): The higher the STC number, the more efficient a window is at blocking outside noise. Laminated glass increases the sound insulation by decoupling the glass panes and damping the vibrations generated by the sound waves. 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. * 13/16" overall - 1/2" glass, . alumicor. Laminated glass. Widely used STC (Sound Transmission Class) measures frequencies from 125 Hz to 4000 Hz. Silver Line® Product Series Silver Line Product Type IG Glass Type Sound Transmission Class (STC) Outdoor/Indoor Transmission Class (OITC) SS 28 - DS 30 - 3mm/4mm 32 26 Laminated DS-SS/060/SS 34 29 SS 27 - DS 28 - 3mm/4mm 32 26 Laminated DS-SS/060/SS 34 29 SS - - DS 29 24 Laminated DS-DS/060/DS 32 28 KEY SS = Single Strength DS = Double Strength 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 Tempered glass is ideal for windows close to the floor or located in high-traffic areas. 501 re 306 396. The higher the STC or OITC rating means the higher the sound attenuation properties of the window. Acoustic laminated glass. Archtest results typically show IGUs in the 20s and 30s range 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. 5mm sheets of glass with a sheet of . STC Aug 6, 2023 · As you can see, an increase in thickness translates to an increase of STC and OITC ratings. 7 STC/OITC upgrade glass is available. x Equipment used for testing was Bruel & Kjaer 2- channel building acoustic system consisting of power amplifier type 2734 and 4292 omnidirectional loud speaker as sound Sep 12, 2022 · Laminated and Insulating Glass. with single laminated Dec 31, 2024 · Unlike STC, OITC testing specifically accounts for low-frequency noise, which is often more challenging to block due to its ability to travel longer distances and penetrate barriers more easily. While you may be familiar with Sound Transmission Class (STC) ratings, there is another relatively new way of measuring sound transmission: Outdoor-Indoor Transmission Class (OITC). The STC ratings allow accurate 'apple to apple' comparisons. Doors STC Range* OITC Range* M600 Terrace Door 34-38 30-33 *Ranges shown are the result of multiple tests performed using various types of glass thickness. Nov 16, 2024 · It uses varying glass thicknesses and specialized lamination techniques to disrupt different sound frequencies. File Name: STC Ratings - Trinsic Due to improve STC 1 to 2 points, but only if high-frequency noise transmission is the controlling factor in STC calculations. Explore noise reducing windows and doors from Pella. Jul 30, 2024 · Frequency Range: OITC covers 80 to 4000 Hz, emphasizing lower frequencies associated with external noise sources, while STC focuses on 125 to 4000 Hz, primarily covering human speech frequencies. How are STC and OITC Measured? STC: A sound transmitter and receiver are set up on either side of the window being tested. STC versus OITC The first measure of acoustic performance is referred to as the Sound Transmission Class or STC. Composition I. 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. Compared to standard double-pane units, VIG delivers superior Sound Transmission Class (STC) and Outdoor-Indoor Transmission Class (OITC) ratings. Going from single pane to double will improve it only slightly. STC equals the 500 Hz band of the reference curve with 0 dB, While R W sets the Introduction and Product Performance for Elevate/Essential Ver 2024. The ASTM E90 standard is used for measuring both, and the same types of products are rated using the same numerical rating scale. LAMINATED GLASS Nov 4, 2016 · In only a handful of cases were the glass-only results the same as the whole-window results. Our specialty options are glass for unique project needs such as sound reduction (STC/OITC), high altitudes, Sea Turtle Conservation Codes*, and California fire zones. STC/OITC values are available for 3. 22. To achieve these ratings and above, a dual window configuration with two sets of sash or a prime window with an exterior or interior storm panel Sound Enhanced Laminated Glass Standard to PrivaSEE is 1/2″ (13 mm) laminated glass with a sound enhanced interlayer providing reduced sound transmission. The glazing seal is a silicone bedding on the exterior surface and vinyl glazing seal on the interior surface in a one-piece sash. minimum STC rating of 35. Capabilities [+] [-] Sound Control Capabilities STC: OITC: Rw: The performance data below applies to an insulating unit constructed with two plies of glass and an air or argon filled space. The blares and beeps of heavy traffic, the roar of airplanes, and the rattle of trains all produce a low-frequency cacophony. Sound transmission loss tests are in accordance with ASTM E90. While not as well known as STC, OITC is a more appropriate measure when comparing the true sound control performance of a window. For both measures, the higher the Windows and doors can help block outside noises whether you live in the city or on a farm. Find technical specifications, installation instructions, construction specifications (CSI), CAD/BIM files and parts manuals for all Marvin products. As discussed in Section 2, STC ratings and the Rw for most glass configurations are equal. Aug 21, 2024 · The variation in glass thickness between the panes breaks sound waves into different frequencies. 5mm: Single strength glass 3. Extraordinary R-values that deliver energy savings and reduced operational carbon by way of lower Btu usage; Longer life compared to competitive VIG products as a result of SGCC -certified tempered safety glass and a flexible, strong, non-leaded proprietary metal seal to ensure higher vacuum capability 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. 06 m W* n 0 792 612 Feb 6, 2025 · When interior surface coatings are used in conjunction with a traditional Low-E coating, they augment the performance of the insulating glass unit because there are now two (2) Low-E layers reflecting escaping heat back into the room resulting in improved U-Factor values. One is Sound Transmission Class (STC). By itself, glass has very little damping ability. Where singular numbers are shown, testing was completed using one specifi c type of glass make-up. Even more durable than tempered glass, laminated glass is often referred to as impact resistant or safety glass due to its vinyl inter layer that tends to remain in place when shattered. Acoustic glass windows offer some of the highest STC and OITC ratings available and are an excellent choice if you require the utmost in sound insulation. Options for Specialty Glass. All laminate May 14, 2021 · Acoustic Glass Performance Calculator provided by AGC, Guardian, Kuraray, Saflex, SGG and Viracon, to get desired RW/STC/OITC Value. Sep 4, 2018 · A product may have a great STC or OITC rating, but struggle with dampening a particular noise frequency. Two measurement methods are used. Jan 18, 2022 · 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 File Name: STC Ratings - Style Line | V250 Due to continual product research and development, details listed are subject to change at any time. 76 mm Trosifol ® Clear. This metric measures the sound levels for interior building partitions where the main sounds are people talking or office equipment. See additional notes below data for specific May 30, 2024 · STC is a widely recognized measure for sound insulation in windows and doors, focusing on human speech frequencies. STC and OITC requirements are increasingly common for projects; using laminated glass is a great way to meet those acoustical requirements. This is very similar to dropping a rock into a calm lake. A four-point STC improvement can cause a clearly perceptible change in your home’s acoustics, while a 10-point improvement can reduce sound by 50 percent. An STC rating is an instrument measurement of how much noise is stopped. It disrupts the transmission of sound to reduce its impact. Outdoor-Indoor Transmission Class (OITC) – applicable to exterior walls (including doors and windows) where the sound source is due to transportation vehicles (cars, trucks, trains). Slight possibility you can change out the glass packs to the sound proofing version, however. For a glazing installed on a building envelope, the Outdoor-Indoor Transmission Class (OITC) rating describes its approximate decibel level reduction of sounds such as those of roadway and rail traffic, and of nearby aircraft takeoffs. OITC (Outdoor-Indoor Transmission Class) measures outdoor-to-indoor sounds, like traffic, airplane noise, and construction. Acoustical Guide – Determining Minimum STC Rating Figure 1. Glass 3 Spacer STC OITC Test Date Test Number Operating Style Series Numbers Tested Size OA Glass 1 Glass 2 Acoustical Ratings - Ultra I C650 updated 04. Similar to STC ratings, OITC ratings provide information on how well a barrier blocks sound, and should be taken into consideration as you shop for soundproofing The enclosed STC and OITC data is for insulating glass constructions only. OITC 34. 751 614 -426. Oct 14, 2014 · In the case of both STC and OITC ratings, a higher the rating, the better as it indicates that less noise is detectable. Glass 1 Spacer Glass 2 STC OITC Use VacuMax™ VIG to achieve:. values of insulating glass constructions. One thing that I’m not clear on: how would I know how high of an OITC rating I need? I’m guessing that I would use a sound/decibel meter to measure the undesired noise, estimate a desirable/tolerable noise level (in decibels), and calculate the difference (bad noise decibels minus good noise decibels, if you will). UPDATED; TD-138 - Heat Treated Glass for Architectural 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. Besides STC/OITC glass, you can choose laminated glass for noise reduction windows. 03mm transparent polyvinyl STC and OITC values are determined in accordance Oct 16, 2023 · acoustical ratings not available for this glass combination glass combination X--> X 30 27 04/12/23--> X 34 29 12/14/22 OITC Test Date Test Number Intercept or Cardinal horizontal slider 6110 6111 6130 6130J 6170 size tested net 59" x 47" STC 29-34 X X <--32 Operating Style Series Numbers Glass 1 Glass 2 Spacer STC TL22-271 28 12/14/22 TL22-270 The OITC covers a wider range and lower frequency than the STC. OITC 30. Product test results are a great way to evaluate this piece of the acoustic puzzle. 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. Laminated glass is a proven, effective solution for acoustical protection. OITC 33. For architects delving into the zany, fun-filled world of sound abatement, another acronym that will pop up sooner rather than later is the OITC – Outdoor/Indoor Transmission Class. 0mm: 3/16" glass 5. Sound Control. There are two common measures of sound performance that you’ll come across: STC and OITC. STC ratings are the ONLY way to accurately compare various noise reduction products. When a person speaks, a car passes by or a glass is dropped to the floor, vibrations from the vocal cords, running engine or glass impacting the tile respectively, are set into motion in the surrounding air. STC/OITC Glass ACOUSTICAL PERFORMANCE: STC - OITC August 2023 www. PRESS GLASS possesses North America certification for sound absorbing glass with an acoustic insulation factor STC ranging between 33 dB and 52 dB. 17. 76 mm = 30 mil. OITC (Outdoor-Indoor Transmission Class) is a more modern and “real world” test that includes sounds on the lower end of the spectrum, from 80 to 4000 Hz. What is a good OITC rating for windows? So, OITC is the ideal measurement for Peerless acoustic windows & doors. Thickness STC* OITC* Double Std I. stc & OITC " + ( + " & + STC/OITC Glass. The STC (Sound Transmission Class) rating is a single-number rating system for interior building partitions and viewing windows used to categorize acoustic performance. Feb 22, 2024 · The OITC is a newer rating system similar to STC that was designed to measure sound transmission loss between a more extensive frequency range from 80 to 4000Hz. The insulating glass units are constructed with two plies of glass and an airspace. The OITC is determined from testing between 80 Hz and 4000 Hz. insulating glass units. 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. STC 35. The main differences are the fre-quency range. Data is based on testing ~36" x 84" glass to ASTM E413-87 in an acoustical wall. 8% Tempered glass is ideal for windows close to the floor or located in high-traffic areas. Laminated Glass. When it comes to soundproofing, two key ratings need to be considered: STC (Sound Transmission Class) and OITC (Outdoor-Indoor Transmission Class). 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. Sound Transmission Class and Outdoor-Indoor Transmission Class Glass has increased pane thickness, ideal in areas where exterior noise is a concern. Comparing STC and OITC Ratings of Different Window Types Windows salesman here in New England. 50003 659. STC (Sound Transmission Class) measures indoor sounds, like people talking, TV, and music. It is more durable than tempered glass and is often referred to as impact-resistant or safety glass. The STC (Sound Transmission Class) rating is a single-number rating system for interior building partitions and viewing to provide conservative estimates of required STC or Rw ratings to be used by the building designer as a planning tool for window glazing. Laminated glass (LG) puts a layer of more viscous material, a plastic, between two lites of glass, which substantially increases the unit’s ability to reduce sound, by breaking up the sound waves as they pass through the glass. The OITC rating is used to measure the sound transfer between outdoor and indoor spaces. The glass to exterior ratings, when tested to ASTM E1425 and ASTM E90, shall not be less than STC 38 and OITC 31. 5 mm glass 0. For example, a single 1/4-inch piece of glass is 31 STC, but two 1/4-inch pieces side by side equal 36, rather than 62 STC. STC Dec 31, 2016 · The test exhibited laminated glass resulted in the best transmission loss (TL) contour and STC, but not of the OITC due to a coincidence dip at 125 Hz (Mediastika et al. Noise Reduction Glass Options. Laminated glass also provides 99% UV light blockage and can improve sound transmission control (STC) and Outdoor/Indoor Transmission Class (OITC). Additional options include clear laminated (unit STC of 34) and clear tempered (unit STC of 32). tubeliteUSA. TAB 4 0. Both STC and OITC ratings inform your window or door selection based on sound insulation Feb 11, 2025 · If meeting an architectural specification that requires, for example, an STC 35 instead of the STC 34 you might meet with dissimilar glass, laminated glass may be necessary. 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 CrystaLite standard skylights featuring 1” IGU (Temp / Lam) units have an approx. A receiver on the Jan 1, 2016 · For a reference, 10 mm monolithic glass of Pilkington provides STC 33 [24,25]. STC/OITC Glass 44 STC and 35 OITC American Heritage Simulated Double Hung (SDH) Sanctuary Glass tilt-turn windows; 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. Learn more about our coastal STC and OITC are standards that measure sound attenuation. 10 mm glass. This is primarily thanks to the air gap, which is a great acoustic insulator. Sounds are then played at pre-determined frequencies to account for noises often heard inside Miami Dade code requirements. SoundPro was designed to use specific performance targets (such as STC, OITC, and Rw) and glazing characteristics (such as interlayer type, glass or interlayer thickness, or airspace) as filters, so your search responses are not overwhelmed with more data than you need. 1/4. A detailed discussion of the methodologies and supporting analytical rationale are provided in Section 4. Jun 20, 2023 · Understanding STC & OITC Ratings. 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. 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. The STC rating Glass 1 Glass 2; STC EWR; OITC single hung; 2210 2211 2230 2230J 2270 picture window (slider frame) 2310 2311 2331 2331J 2370. 03. Be advised, though: laminated glass can add between 30 percent and 50 percent to the cost of the window, making it a fairly impractical solution from a cost perspective. Monolithic 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). The best performances can be achieved with our wide range of compositions Acoustic, Acoustic Plus or Acoustic Performance. The nature of the glass also matters: at the same thickness, laminated glass is on average 4 points ahead in STC ratings than normal glass. 2 glass of 3 mm 19 mm [¾''] 29 24 I. Compared to single-pane windows Sep 21, 2018 · The higher the STC number the greater a material’s ability to block sound. However, other factors like the number of panes and air gaps also have an impact on these ratings. STC ratings are used for windows, doors, walls and most building materials. Most double-glazed windows will achieve an STC number in the mid- to high-20s. 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 400 Series Frenchwood® Hinged Patio Door Hardware (Trim Set) Exploded View In general, a barriers OITC rating is lower than its STC rating. A: Based on our experience at the Architectural Testing Acoustical Laboratory, an OITC rating of 32 or STC rating of 40 is very difficult to achieve on a window with conventional 1" insulating glass. Glass size and glazing system will affect STC rating. However, it was developed to evaluate sound transmissions through exterior walls to determine the performance of a product about exterior noises. As you can see, 1” dual-pane glass has the same STC rating as a single pane of acoustic glass. STC 30. 2015 (Mediastika et al . OITC* Frequency (Hz) 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 2000 2500 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 Oct 10, 2024 · OITC and STC are almost the same rating system except that OITC is geared for testing lower frequencies. Insulating glass is manufactured and tested. This is because building professionals haven’t fully adopted OITC, and again, STC is better recognized. 0. 1 2024-01-15 Prod Perf-2 11708532 Architectural Detail Manual Certification and Code Information Marvin meet or exceed the following industry and federal performance standards IG: Insulated Glass IGU: Insulated Glass Unit STC: Sound Transmission Class OITC: Outdoor-Indoor Transmission Class Glass Thickness 2. As the rock impacts the surface of the water Jun 21, 2019 · Windows with dissimilar glass typically have an STC rating around 34 which is similar to the STC rating of standard exterior walls. Feb 11, 2025 · While OITC is often a slightly more appropriate way to evaluate windows, it isn’t nearly as recognized as STC, nor has it been well embraced by the construction industry. For any given air-tight, rigidly supported, glass-air space combination; frame design and glazing method make little di˛erence in acoustical performance as measured by OITC, nor do integral ventilators. 3 mm glass. Noise Source: OITC is more suitable for assessing insulation against external noise (traffic, airplanes), while STC is more relevant for interior Nov 24, 2022 · As America becomes more urbanized and more focused on green building, OITC’s importance will no doubt continue to grow. Double-hung windows are not available with triple-pane glass. We also offer laminated glass on certain products that’s designed specifically for hurricane zones. 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. 24 Page 1 of 7 Due to continual product research and development, details listed are subject to change at any time STC and OITC results determined in accordance with ASTM E 90, Laboratory Measurement of Airborne Sound Transmission of Building Partitions, and ASTM E 1332, Determination of Outdoor-Indoor Transmission Class. 800-782-5742 Talk to an expert! Our specialty options include glass for unique project needs like sound abatement (STC/OITC), high altitudes, Sea Turtle Conservation Codes (available on Signature Ultimate products), and California fire zones. This range covers most common sounds – human speech, barking dogs etc. Hybrid VIG can achieve an STC rating of 38 , compared to the 34 STC of a double-pane IGU. The difference in OITC ranged from 1 to 5 dBA. The final STC/OITC rating of the window assembly will typically be reduced from the base glass acoustical Dec 22, 2022 · The higher the STC value, the better its insulation. G. Laminated glass also has a thick interior pane with the interlayer. What is considered an acceptable rating for STC and OITC? The amount of nearby noise will typically determine what constitutes an acceptable STC and OITC rating. When a product is tested, the transmission loss is recorded in multiple frequencies, as the entire sound spectrum is tested, which helps to pinpoint Fire-Rated Polished Glass Ceramic KERALITE SELECT CLASSIFICATION Fire Protective STC/OITC rating (ASTM E 413/E 1332) 31 / 27 Visible transmittance (NFRC 200) 87. Check out this guide for more info. Sorry ur in this predicament. 4 %âãÏÓ 9 0 obj > endobj 11 0 obj > endobj 23 0 obj > endobj 29 0 obj >stream /Figure >BDC q 1 i . 5 mm glass R W = 33 dB. See in this video how laminated glass is made: May 22, 2022 · Thanks, Terry, for the helpful information. Storefront Assembly (minimum values) GLASS MAKEUP STC (glass only) OITC (glass only) STC (assembly) OITC (assembly) 1” IGU: 1/4” exterior, ½” space, ¼” interior 35 30 31 25 1-1/16” IGU: The coefficients states the number of decibels suppressed by the glass and does not describe the frequency band but gives an average suppression value within the 125 (STC) or 80 (OITC) and 4000 Hz band. com PRODUCT . Rankings are then calculated using a non-combined logarithmic formula. Decorative Glass transportation noise reference spectrum. Key Differences Between STC and OITC. An OITC rating is best assigned to specimens tested in the laboratory. 76 mm . 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. 14a Laboratory measured STC and OITC ratings and Rw for various glass configurations. STC ratings have been determined from TL data using ASTME413 Laboratory measured STC and OITC ratings for various glass configurations. Glass size and glazing system will affect STC rating. After sealed IG units were installed into the laboratory test opening, the first glass panel and wood spacers were used to complete the triple glass configurations. See the Product Performance chapter for STC and OITC ratings. So both cover 16 one-third octave bands. 8mm: Two 2. OITC, on the other hand, covers a broader frequency range (80 to 4000 Hz), including lower frequencies often associated with external noise. STC OITC 80 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 2000 2500 3150 4000 5000 ISO European equivalent of the US STC Class Basically the European approach equals the US approach. 24 Page 1 of 2 Due to continual product research and development, details listed are subject to change at any time Unlike STC and OITC glass, PVB laminate is a relatively new addition to the Infinity from Marvin family. Q: How does it affect a unit's performance (NFRC values, STC/OITC, etc Sep 8, 2023 · However, the addition of a second pane of normal glass improves the STC performance compared to single-pane glass. The other is Outdoor/Indoor Transmission Class (OITC). Total Thickness STC OITC 6mm (1/4”) 35 31 10mm (3/8”) 38 35 12mm (1/2”) 39 36 15mm (5/8”) Glass Make-up 6mm SonicGuard™ 10mm SonicGuard™ 12mm SonicGuard™ 15mm SonicGuard™ 41 38 Airspace STC OITC 16mm 36 28 16mm 40 31 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. STC/OITC Glass Tempered glass is ideal for windows close to the floor or located in high-traffic areas. Frequency Range: STC: Focuses on mid- to high-frequency sounds, such as speech and general indoor noise. R W = 38 dB. SERIES GLASS SIZE STC OITC GLASS MAKE UP (Outboard) (A" Space) (Inboard) -200 STC Projected 1-1/2" 43 32 1 1/8 40 32 1-1/2" 41 33 T237 STC Projected 1-1/2"Wann Edge 43 34 34 28 T200 STC Projected 1" 36 30 38 31 CV200 STC Projected 1" 34 27 52 STC Hung 1" 37 30 n STC Fixed 1/2" taminated 52 -80 STC Slide< 1"1arnilated 39 - Data is based on testing ~36″ x 84″ glass to ASTM E413-87 in an acoustical wall. Securing a higher STC rating than this is possible but impractical because it is more expensive and sound can enter through lower-performing parts of the home such as the exterior walls. The Infinity laminated upgrade features a vinyl interlayer, a protective plastic film, between the inner two glass panes. Is the new product vinyl?? F F through a medium to a receiving ear. STC OITC 80 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 2000 2500 3150 4000 5000 glass pane in itself will contribute to 4 points gain on your results. For windows, STC ratings range from 18 to 38. WOOD PRODUCTS > 1¾’’ SASH I. The glass to interior ratings, when tested to ASTM E1425 and ASTM E90, shall not be less than STC 38 and OITC 30. STC/OITC Glass Sound Transmission Class and Outdoor-Indoor Transmission Class glass has increased pane thickness on the room side and works in areas where exterior noise is a concern. Series: Forgent® Series Heritage Series Ultra Series VistaLuxe WD LINE 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. *OITC is estimated based on this test. 24 Page 1 of 7 Due to continual product research and development, details listed are subject to change at any time Nov 25, 2022 · Glass thickness; Number of glass panes; Spacer type; Insulating gas Any of these factors, alone or in combination, can have an impact on the STC rating and performance of your window or door. STC (Sound Transmission Class) STC is a rating system that measures how well a building material or assembly can reduce sound transmission. STC 38. Reference of 10 mm glass thickness STC was used since OITC for this type was not available. com Page 1 of 2 www. R W = 36 dB. A laminated glass upgrade has an even thicker interior glass pane than STC/OITC upgraded features. PVB laminate is a great choice for any home where increased noise attenuation is required, such as homes directly on busy streets or in close proximity to airports. Laminated glass is also available with tinted interlayers in clear, bronze, grey, or green. In typical cases, where glass-only results were better than whole window results, the difference in STC ranged from 1 to 4 dBA. Notably, road noise is a lower frequency sound, so depending on the proximity to busy streets and interstate highways, it is important to consider the OITC rating and look for higher numbers. The glass to center ratings, when tested to ASTM E1425 and ASTM E90, shall not be less than STC 37 and OITC 30. Oct 18, 2023 · OITC Rating vs STC Rating Sound transmission class (STC) ratings and OITC ratings both rate the effectiveness of an assembly to attenuate airborne sound. STC 36. R W = 35 dB. fzck ddwyoh yqgflg vtzi wtjnn bry dziwix bbeon fnyorr wjqckr qneroy gqkxwxwf gqdkezcy mjtkqs rybx