Oitc rating chart pdf. Glass size and glazing system will a ect STC rating.
Oitc rating chart pdf Shop for Performance. For both measures, the higher the number the better. Although very similar, the OITC rating system is aimed at lower frequencies, such as construction work, rumbling engines, low-flying planes, and car horns, and it utilizes a wider frequency 3 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. 24 Page 2 of 7 Due to continual product research and development, details listed are subject to change at any time The STC rating quantifies interior sound transmission while the OITC rating is recommended for exterior glass selection. This type of glass is intended for general glazing, and safety glazing such as sliding doors, storm doors, OITC (Outdoor-Indoor Transmission Class) measures outdoor-to-indoor sounds, like traffic, airplane noise, and construction. Class (or OITC) is a relatively. 14 - 10logΣ f10((L f - TL f + A f)/10) (dBA 1 Windows tested per NFRC 100. It uses a specific decibel (Db) range (80 Hz to 4000 Hz) which makes it a better measure for low sound frequencies such as road noise. (OITC 37) STC (OITC 39) STC (OITC 39) For more information visit www. 5 fi berglass insulation batts, ⁄8" None TL-92-618 38 5 designed to deliver noise control ⁄8" Glass fi ber TL-93-325 49 5 in metal stud wall Class (OITC) 70 SERIES SS 27 23 DS 28 22 3mm/4mm 33 26 Laminated DS-DS/060/DS 35 30 SS 27 23 American Craftsman® Product Performance Sound Transmission Ratings. Performance Grade ratings are being used to replace Design Pressure Ratings as the preferred Professionals use the OITC rating System less frequently than the STC rating System. Pella 2024 Architectural Design Manual Division 08 – Openings Windows and Doors www. J2247-13-303-11-R0 Insulation Included 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. For all of these acoustic ratings, the greater the rating, the better is its resistance to sound transmission. STC rating determined in accordance with ASTM E 413. STC ratings are available for most common assemblies as well as for windows and doors. EDITOR NOTE: CHOOSE IMPACT RESISTANCE PREFORMANCE IF REQUIRED TO MEET PROJECT REQUIREMENTS. All sizes and glass types are tested for air/water/structural and impact-resistance. Size and Performance Data Oct 20, 2023 · Pella 2024 Architectural Design Manual Division 08 – Openings Windows and Doors www. Oct 14, 2014 · OITC is similar to STC, but is measured for exterior areas across a frequency range of 80 to 4000 hertz and is therefore more applicable for low frequency noises coming from urban environments, such as traffic or airport noise. been introduced. 5” Acoustics Assembly Number: ISS-00 STC: 43 OITC: 28 Report No. Description. Rev. A good OITC window rating is 30+ and usually comes with thicker glass (½” or more) and added glazing for additional sound reduction. Aug 8, 2022 · 4. ] Oct 10, 2024 · 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. ” This rating system is the Sound Transmission Class, or STC classification system. J2247-13-303-11-R0 Insulation Included the rating, and Table 3 shows an example worksheet for calculating OITC. requirements of the various code organizations that set standards for safety glass. nfrc. It is used to specify the sound transmission loss properties of exterior includes both STC and OITC ratings for steel and wood stud walls, considering both interior and exterior assemblies. “In places like New York City, it’s all OITC,” he says. Sound Transmission Class (STC) and Outdoor-Indoor Transmission Class (OITC): When tested to AAMA Specification 1801 and in accordance with ASTM E1425 and ASTM E90, the STC and OITC Rating shall not be less than: Sound Attenuation Batt Insulation Product Data Sheet Description Acoustic Comparison of Cavity Insulation Types Sound Attenuation Batts (SAB’s) Gypsum Board Insulation Type Test Number STC are unfaced, lightweight, fl exible One layer each side. www. and calculated in accordance with ASTM E1332 (1990). The STC rating Today, the OITC rating System is used to assess any barrier meant to block out low frequency sound. Outdoor-Indoor Transmission Class (OITC) is a single-number rating system for acoustical performance, developed primarily for the typical exterior noise spectrum. interlayer (where applicable). TLs are measured at somewhat lower frequencies than in STC testing. com 250-SPD-1 250 Series Sliding Patio Door The information published in this document is believed to be accurate at the time of publication. In the case of both STC and OITC ratings, a higher the rating, the better as it indicates that less noise is detectable. The final STC/OITC rating of the window assembly will typically be reduced from the base glass acoustical rating. Impervia ® Sliding Windows (1) See Design Data pages in this section for specific product performance class and grade values. Decorative glass options include frost, glue chip, rain, reed, narrow reed, and tinted (bronze, gray or green). 75 5 0 1 4 12 12 0 6 0 48 Pella 2024 Architectural Design Manual Division 08 Openings Windows and Doors www. The performance information listed is for new products and is intended to be used for reference only, and is not complete. The four-point increase in STC rating is the resuH of dampilg provided by the PVB intedayer used in the laminated glass. Acoustical Ratings - Tuscany I V400 updated 09. How the OITC Rating is Measured Like the STC rating System, OITC measures sound intensity Silver Line® Product Performance Sound Transmission Ratings Silver Line® Product Series Silver Line Product Type IG Glass Type Sound Transmission Class (STC) Outdoor/Indoor Transmission Class (OITC) V3 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 Pella 2024 Architectural Design Manual Division 08 – Openings Windows and Doors www. Nov 4, 2016 · The OITC rating (referenced in ASTM E1332, Standard Classification for Determination of Outdoor/Indoor Transmission Class) is calculated from the following formula, using a logarithmic summation of individual third OB TL measurements: OITC = 100. 85” GAF" Polyisocyanurate 2. These ratings are all single numbers used for comparison of various assemblies. * * [The data and information set forth are based on samples tested and are not guaranteed for all samples or applications. 9. For example, if the transmitter played a sound at 60 decibels and the receiver picked up 30 decibels, the STC rating would be 30. 5 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. Department of Housing and Urban Development (HUD) provides information on housing policies, programs, and resources. 7 STC/OITC Upgrade glass is available. 1/4. Acoustical Guide – Determining Minimum STC Rating Figure 1. The formula to calculate OITC from TL test results is: OITC = 100. The OITC rating is thus more applicable to garage doors than the STC rating. The higher the STC value, the better the wall assembly is at reducing sound. The charts include 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. OVER FOUR MILLION UNITS INSTALLED Single Number Ratings –OITC Intent: a single number rating to assess the isolation provided of different assemblies specifically for traffic and aircraft noise. com V250-FW-1 250 Series Fixed Frame Windows Product Selection Guide The STC rating for a basic insulated 2×4 wall with a single layer of drywall on each side is 35-38. Outdoor-Indoor Transmission . 20-113-11-R1 STC/OITC: G3302. Sound Transmission Class (STC) and Outdoor-Indoor Transmission Class (OITC): When tested to AAMA Specification 1801 and in accordance with ASTM E1425 and ASTM E90, the STC and OITC Rating shall not be less than: IR 501UT: a. Here’s a look at what you frequencies used in STC ratings correlate in a general way with subjective impressions of sound transmissions for speech, radio, and television. 14 − 10log 10 å f 10((L f-TL f +A f) / 10) Where: Description. 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. This rating increases to STC 42-45 with steel studs. 05” Sarnafill" Sikaplan 1. 1. Fax: (910) 452-1848 STC 28 / OITC 20 R-10 Faced 202-96 Insulation Over the Girts STC 21 / OITC 17 No Insulation STC 29 / OITC 20 R-13 Faced 202-96 Insulation Over the Girts Assemblies tested in accordance with ASTM E 90. 02 3. Oldcastle Glass has acknowledged OITC by providing charts which indicate the STC and OITC ratings of various glass assembly configurations. 17. AIIC replaced the previous Field Impact Insulation Class (FIIC) rating. com or call us to learn more about our sound rated openings. As with STC ratings, the higher the OITC number, the more sound resistant the product is. For example, if your neighbor has a subwoofer-equipped sound System, you may want to consider OITC ratings for all of your barriers, interior and exterior. Sound Transmission Class (STC) and Outdoor-Indoor Transmission Class (OITC): When tested to AAMA Specification 1801 and in accordance with ASTM E1425 and ASTM E90, the STC and OITC Rating shall not be less than: a. 1 This classification provides a single number rating for transmission loss or noise reduction data that have been measured or calculated. V250-DH-2. To start, the higher the OITC rating, the less sound will travel through the window. Our spec sheets offer a detailed look at individual products, and include information on product features, options, and performance data. Read on to explore product specifications. 3°F/2. Depending on the components, accessories, and options chosen, the • National Fenestration Rating Council® (NFRC) • Texas Department of Insurance • STC (Sound Transmission Class) • OITC (Outdoor-Indoor Transmission Class) See the Glossary of Terms for more details on each of these certifications and testing protocols. 3°F/-2. 3°F/5. Presentation of Results STC/OITC:29 G3302. 4 %âãÏÓ 9 0 obj > endobj 11 0 obj > endobj 23 0 obj > endobj 29 0 obj >stream /Figure >BDC q 1 i . Industry standard is STC 26 for single hung windows. These Jan 28, 2025 · As with STC, the higher the OITC number, the better the window or patio door unit keeps out unwanted noise. 06 m W* n 0 792 612 Acoustical Guide – Determining Minimum STC Rating Figure 1. Glass size and glazing system will affect STC rating. The figures in Column 3 for theA-weighting adjustments are taken from ANSI S1. What Is an OITC Oct 28, 2024 · Quanex’s Super Spacer® Standard, featuring polymer EPDM (Ethylene-propylene-diene-monomer) construction, dependably delivers high performance for insulating glass (IG) units, including excellent resistance to ozone, weathering, water and aging, while maintaining its flexibility through wide changes in temperature and barometric pressure. See Product Performance chapter for STC and OITC ratings. Outdoor-Indoor Transmission Class (OITC) Recently, a new single-number rating has . 04-113-11-R1 Rainfall: G3302. The OITC (Outside-Inside Transmission Class) rating is used to classify acoustic performance of glazing in exterior applications. To determine the specific STC ratings of glass and a PDF-1. new way of measuring sound transmission, an OITC rating is 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. 250 Series Sliding Window. The same process is used to determine STC ratings for doors. E413-87 in an ac oust ical wall. Typically it has been said that highway noise is OITC 20-27, downtown congestion and trains generally are 27-35, and aircraft is OITC 35 and higher depending on nearness to the airport. Significance and Use 4. OITC and Soundproofing Windows Ultra™ Series Performance Ratings Updated: 7/2020 size bs/vs bs/vs bs/vs Half Vent 6060 -310-3265 LC-PG-30 0. 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. 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. Optional 3. 4 dB Assembly Components Membrane: Insulation: Insulation Deck: 0. STC OITC Test Date Test Number Operating Style Series Numbers Tested Size OA Glass 1 Glass 2 Acoustical Ratings - Trinsic I V300 updated 04. Download. Ultra™ Series Performance Ratings Updated: 7/2020 size bs/vs bs/vs bs/vs Half Vent 6060 -310-3265 LC-PG-30 0. 5°F/1. The second column is the rating of the operable door home with an STC rating of 30–35 depending on the product. Pella. 77” GAF" Polyisocyanurate OITC: Rw: 1/4″ RAL-TL85-169: 31: 29: 32: 1/2″ Structural Charts. 24 Page 1 of 2 Due to continual product research and development, details listed are subject to change at any time Pella 2024 Architectural Design Manual Division 08 – Openings Windows and Doors www. 4°C Sep 21, 2018 · The OITC rating is used to measure the sound transfer between outdoor and indoor spaces. 5 outdoor-indoor transmission class, OITC, of a build-ing façade or façade element, n—a single-number rating calculated in accordance with Classification E1332 using measured values of sound transmission loss. The STC rating for a basic wood structure floor/ceiling is 40-43. For Windows Facing: Cold Climate. 6. N/A. 5 SUBMITTALS (OITC 33) HMF EXPRESS Current STC Offering (All 1 3/4" Thick Doors, up to 4080, and available in 2-3 weeks lead time) STC 42 (OITC 35) STC 46 (OITC 36) STC 46 pr. S = Standard; O = Optional, (—) = Not available 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). Actual results may vary. 70 60 --STC38 Nov 24, 2022 · Intertek – one of the largest industrial testing companies in the world – tests windows in its facilities for both STC and OITC ratings. Two common ratings for windows and doors are the Sound Transmission Class (STC) and Outdoor-Indoor Transmission Class (OITC) Ratings. Lepage offers a variety of acoustic glass with high ratings. Actual results glass selection. 08/31/2023 includes both STC and OITC ratings for steel and wood stud walls, considering both interior and exterior assemblies. 501 re 306 396. hmfexpress. The updated version of this Standard provides minimum requirements for rating masonry walls for a sound transmission class (STC) and added for 2012 outdoor-indoor transmission class (OITC) based on field or laboratory testing or based on a calculation procedure. Data is based on testing ~36" x 84" glass to ASTM E413-87 in an acoustical wall. Oct 16, 2023 · 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 combination X X <--32 27 12/12/22 File Name: Acoustical Ratings - V150 Due to continual product research and development, details listed are subject to change at any time. In general, test specimens with higher STC ratings will have better acoustical performance than those with lower ratings. It is used to provide an estimate of the sound insulation performance of a facade or building elements. 5 2 01 4 6 Double Vent 12060 48 S2009-553 HS-LC-25 0. The STC and OITC rating measures a window’s ability to block sound transmission. may vary. 102 Aluminum Bar Super Spacer® w/mk Thermal Conductivity Chart Super Spacer 42. org. The TMS 302 Sound Standard provides minimum requirements for rating masonry walls for sound transmission class (STC) and outdoor-indoor transmission class (OITC) based on testing calibrated calculation procedures. To determine the specific STC ratings of glass and a STC/OITC values are available for standard 3. com DH-IR-1 Pella ® Reserve™ Impact-Resistant Hung Window Product Selection Guide 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. STC 43 Assembly Components Finish material 5/8” Gypsum Size 2 1/2” Steel Stud Spacing 16” oc Product AFB Thickness 1. The OITC (Outside-Inside Transmission Class) rating is used to classify acoustic performance of glazing in exterior applications. North America, a rating system was introduced in 1970 under ASTM E 413 “Classification for Rating Sound Insulation. Apr 3, 2009 · 50 Washington St. Calculated by using the sound transmission loss values in the 80 to 4000 Hz range as measured in accordance with ASTM E-90(09). between OITC and STC? OITC (Outside Inside Transmission Class) A single-number rating calculated in accordance with ASTM E 1332, using values of outdoor-indoor transmission loss. These ratings provide an evaluation and rank ordering of the performance of test specimens based on their effectiveness at controlling the sound of a specific outdoor sound spectrum The U. Ratings achieved at that size are representative of all sizes of the same configuration. com. F-SW-2. 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. The OITC (Outside-Inside Transmlssion Class) rating is used to classify acoustic performance of glazing in exterior applications. rating. UPDATED; TD-138 - Heat Treated Glass for Architectural Performance documents for altitude limits, NFRC ratings, center of glass, joining window load table, air infiltration, and more. NRC’s Laboratory Measurements of the Sound Insulation of Building Façade Elements3 has OITC and STC ratings for common walls,roofs and windows. OITC. 4 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. 14-113-11-R1 Acoustic and Thermal Performance STC: 26 OITC: 21 RValue: 23 Rainfall: 54. 45 43 49 52 53 49 48 56 48 52 49 49 53 34 36 46 49 48 46 49 51 46 49 new rating to describe products that comply to the standard. Hours of Testing Optimum Humidity Chart 160. 38 (STC) and 33 (OITC). Warmer Climate North; Lowest U-factor you can afford Low U Impact Sound Rating (NISR) are field-measured impact insulation metrics analogous to the laboratory-measured IIC metric and are defined by ASTM Standard E10076. OITC ratings determined in accordance with ASTM E 1332. What Is an OITC Outdoor to Indoor Sound Transmission Class (OITC) The OITC rating is typically applied to façades (exterior walls) and façade elements (windows and doors) exposed to transportation noises. Use OITC when considering intrusion of noise into a building from roads,trains or aircraft. Outdoor-Indoor Transmission Class (OITC) – applicable to exterior walls (including doors and windows) where the 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. 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 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. 0°F/ 7. For more information on the STC and OITC rating of Andersen® products, please view the Performance Grade and Air Infiltrations for Andersen® Products . Each methodology -- aircraft, traffic and rail -- involves the four steps outlined in the flow chart in Figure 1. Today, the OITC rating System is used to assess any barrier meant to block out low frequency sound. 751 614 -426. 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. The STC rating for a six inch concrete sub-floor is 52-55. It is called the outdoor-indoor transmission class (OITC). 1 4. . 50003 659. OITC* Frequency (Hz) 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 2000 2500. Impervia ® Fixed Windows. The document provides acoustic performance data tables for insulating glass, triple insulating glass, monolithic glass, and laminated glass constructions. Sound Transmission Loss (dB) 48. The frequency range used is typical of outdoor traffi c noises. 4. For example, if your neighbor has a sub woofer-equipped sound System, you may want to consider OITC ratings for all of your barriers, interior and exterior. Glass size and glazing system will a ect STC rating. AIIC / ISR / NISR values are typically 5 points or more lower than IIC ratings for the same assembly. The STC (Sound Transmission Class) rating is a single-number rating system for interior building partitions and viewing windows used to categorize acoustic performance. com LS-DH-2 Lifestyle Series Double-Hung (—) = Not Available Jan 11, 2025 · OITC: This is a much newer rating system developed specifically to measure the extent to which an exterior wall insulates against outdoor noises in the low- to midfrequency ranges: heavy traffic, airplanes, trains, etc. V250-SW-2. 250 Series Double-Hung. F-FW-2. 1 This classification provides a single number rating for 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. STC The chart below indicates the STC rating of specially made acoustic doors using various applications of gasketing. 10-113-11-R1 Rainfall: G3302. This new version dated “-08” has been adopted by the 2009 International Building Code (IBC) and the International Residential Code (IRC). 75 5 0 1 4 12 12 0 6 0 48 Windows and doors can help block outside noises whether you live in the city or on a farm. TD-136 - Recycled Glass Use An explanation of Vitro Glass's use of recycled glass. A good level of isolation for walls and ceilings is STC 50 plus. While OITC is often a slightly more appropriate way to evaluate windows, it isn’t nearly as recognized as STC, nor has it they let pass through. Oct 18, 2023 · What Is a Good OITC Rating for Windows? Windows are typically the weakest part of a building assembly when it comes to acoustics, which is why you’d want to know the OITC rating. LP SmartSide Trim & Siding is available in a variety of styles, textures, and finishes. A typical dual-pane window has an STC rating of 25-30. TESTING Windows and doors put to the test. Explore noise reducing windows and doors from Pella. 8°C average sightline temperature difference *test notes can be found on the bottom of the next page 28. Call us with any questions! 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. 2. Trifab ® 601/601T/601UT – 37 (STC) and 31 (OITC) 1. ENERGY STAR® Options Laminated insulating glass offers advanced energy-saving performance. National Fenestration Rating Council. 5 SUBMITTALS 9. *OITC is estimated based on this test. 6th Fl, Norwalk, CT 06854 tel 203-857-0200 ; fax 203-857-0200 8. 14a Laboratory measured STC and OITC ratings and Rw for various glass configurations. 03. 4. (OITC 37) STC 46 pr. The sound attenuation properties of a glazing type will be achieved with the plastic interlayer -114• glass) with an STC rating of 34. Decorative glass is Pella 2024 Architectural Design Manual Division 08 – Openings Windows and Doors www. 1°C Aluminum 37. The first column is the rating of the door panel only; tested in a static inoperable condition to determine the sound transmission through the door. If sound reduction is a priority, look for a window in the 30-35 STC range. 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. 9°C Thin Gauge Stainless Steel 34. 1/8" overall - 1/8" glass 33 26 30 3. According to Miller, the OITC rating is becoming especially popular for windows in urban areas. 1 mm thickness glass. Sound Control Sell Sheet [PDF] SELECT ALL DOWNLOAD SELECTED. 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. The STC rating has been in existence for many years and is based on speech sounds. S. 7°C ® Super Spacer® TriSeal™ +14. Other ratings may be computed using the same worksheet subsituting the appropriate data for the rating instead of the sound transmission loss. This rating is based on the difference between the overall A-weighted sound level of the sound spectrum given in Table 1 and the overall A-weighted sound level of the spectrum that results from arithmetically subtracting the transmission loss or noise of about 20 to a high of 55. N/A [ss] [ss] [ss] [ss] wpi-wpi-wpi-wpi-wpi-wpi-wpi-wpi-wpi-wpi-wpi-wpi-wpi-wpi-wpi-wpi-wpi-wpi-wpi-wpi-wpi-wpi-wpi-wpi-wpi-wpi-wpi-wpi-wpi-wpi-wpi-wpi- Pella 2024 Architectural Design Manual Division 08 – Openings Windows and Doors www. Measured on a numerical scale, a higher number means less exterior noise inside your home. The second column is the rating of the operable door The chart below indicates the STC rating of specially made acoustic doors using various applications of gasketing. Block Frame The STC (Sound Transmission Class) is a rating system for interior building partitions and viewing windows used to categorize acoustic performance. WinGuard® Vinyl has many options to maximize energy efficiency and achieve ENERGY STAR® ratings. gaquec nyexfv mbsian ybfyqudh uhbzue mrbm wss pjlwyfj dvjywt mdaktpplf ryikbx ngcyr ousfgiu oos veibj