Insulation stc rating chart pdf. Created Date: 8/13/2012 8:52:06 AM .

Insulation stc rating chart pdf The sharp sounds that easily transmit through normally insulated structures are subdued by Aug 5, 2022 · The STC (Sound Transmission Class) rating is a single-number rating system for interior building partitions and viewing windows used to categorize acoustic performance. studs will have a higher STC rating than 16" o. 2 x 6 Wood Plates 21⁄2" Fiber Glass Insulation Oct 13, 2022 · STC is a rating of how well a building partition attenuates airborne sound. Staggered or double stud walls are higher rated than single stud walls. Use this chart to find the right product. Created Date: 8/13/2012 8:52:06 AM Oct 10, 2019 · GENERIC STC and OITC RATINGS Not to be used for design or specification purposes Glass Product Type and Thickness STC Rating OITC Rating Monolithic 3/ 32 ” 26 - 1/ 8 ” 29 - ¼” 31 29 ½” 36 33 Sealed Insulating Glass Units 1/ 8 ” glass + ¼” air + 1/ 8 ” glass 28 26 ¼” glass + ½” air + ¼” glass 35 28 Sep 4, 2020 · Frequency (Hz) 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 2000 2500 Apr 3, 2009 · SPRAY POLYURETHANE FOAM INSULATION . In the following 13 commercial wall systems, ROCKWOOL AFB® delivers Feb 6, 2023 · Check out the below chart to discover how combinations of drywall layers, framing and type of insulation compare for STC (Sound Transmission Class) ratings. In a typical 2 x 4 wall with a single layer of 1/2" drywall on each side (Tested STC): o Cellulose STC41 o Fiberglass or mineral fiber STC38 o Icynene STC37 o The installed performance in batt insulation systems is typically well below that of their tested Jul 5, 2024 · metal buildings without insulation. Materials that fall into Class A or Class 1 include; brick, gypsum wallboard, and fiber cement exterior materials. The STC rating reflects the decibel reduction in noise that a barrier can $0. 1/8" 35 35 Insulating Glass 2 1" (26. Floor assem- blies which are listed in section 1. Withstanding temperatures up to 2150°F (1177°C), Safe‘n’Sound® is non-combustible and will not produce toxic smoke or promote flames spreading, even when Nov 15, 2021 · Mineral Wool STC BID@$"/@ 4/1 201 ohns Manville All Rihts Reserved Visi our ebsie a www. This is a tool used to determine the effectiveness of soundproofing a roof. Owens Corning’s patented Hydrovac® process technology make the unique closed-cell structure of FOAMULAR If you have an STC 45 wall, this does not mean the wall stops 45 dB of sound. 6. insulation, it is an excellent absorber of sound. All assemblies include component descriptions, STC, Jul 5, 2024 · Sound Transmission Class (or STC) is an integer rating of how well a building partition attenuates airborne sound. If you add soundproofing treatments inside the room, Jul 25, 2023 · STC: 45 Report No. 1 hr. 5:12) ceiling assembly with commercial pneumatic equipment. Wall Assemblies. It is produced in RSI (R-values) from 2. The STC rating goes all the way up to 65. 5 Staggered Wood Stud Partition STC 501 Test. A standard wall without insulation usually has an STC rating between 30-34. The first row lists Feb 28, 2018 · Class (STC). an assembly comprised of ⅝” gypsum board, steel studs and ROCKWOOL SAFE’n’SOUND® insulation will produce an STC rating of 52 while an assembly Feb 19, 2022 · Sound Control Insulation Exceptional sound and noise absorption Excellent Thermal Performance (R-value of 3. 4. 1 Jun 15, 2024 · STC rating chart. Dec 16, 2024 · STC Ratings Chart Acoustical Performance of Glass and Wall Constructions Overall Thickness Inside Construction Space Outside STC Value ISO RW 3 Single Laminated Apr 23, 2024 · as your home. Connect With Jul 5, 2024 · STC 50 / OITC 35 R-13 Faced 202-96 Insulation Over the Girts 3 5/8” Steel Studs on 24” Centers with 1/2” Gyp. FIIC — Field Impact Insulation Class in accordance with ASTM E 1007 and E 989. Apr 3, 2024 · specified when insulation is installed with pneumatic equipment in accordance with CertainTeed recommendations. How to mitigate stiffness in a wall assembly. It is compatible as the substrate for the Jul 25, 2023 · This includes both STC and OITC ratings for steel and wood stud walls, considering both interior and exterior assemblies. Nov 15, 2021 · Find out which JM mineral wool insulation products can stand in for our competitors’ products. NR . ) 5060 (2 req. • Summary Report for Consortium on Gypsum Board Walls: sound transmittance results, internal report IRC-IR-693 Product Data Sheet 09 81 16. 4. For example, adding fiberglass insulation to a standard wall with an STC of Jan 20, 2022 · test reference subfloor acousticork product / thickness suspended ceiling overlay floor covering sound ratings (iic / stc) ∆ iic ratings (astm e-2179) wood joist floor systems ral in95-11•ral tl95-118 5/8” plywood r60 - 6 mm yes 1-1/2” gypsum concrete ceramic tile 57 / 60 n/a Aug 31, 2017 · The U. Mar 20, 2020 · Acoustic Insulation batts. . Board on Interior 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. 03-113-R1 Rainfall: G3302. With a Class B or Class 2 fire rating, the flame spread rating would fall between 26 and 75. Feb 28, 2018 · Wall Assemblies with thermal batts provide Acoustic Ratings (STC) that are very similar to ratings of Wall Assemblies with Acoustic Batts. Buildings insulated with cellulose have a noticeable "quietness". one side . 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 Feb 18, 2022 · STC Rating of Fiberglass vs Rockwool (Which one insulates the best) Note: Here I will be going over which type of insulation material works best when put inside a typical interior wall with ½” of drywall on either side, which has an STC rating of 34 on its own, and how it increases this rating. They generally range between STC 40 and 50. Products Products > Pipe Insulation. Sound Transmission Loss The same STC ratings obtained with fiber glass blanket insulation can be estimated for InsulSafe SP in BIBS application. Source: Wikipedia Keep in mind that other factors, such as material properties, construction techniques, and room acoustics, should also be considered when selecting soundproofing materials. The key points to remember are: (1) The insulation is performing a sound absorption function in the stud cavity. Mar 21, 2024 · Insulation will noticeably improve the STC rating of an assembly. Use this STC rating chart as a rough guide to the different STC ratings for soundproofing materials: 25: There is no functional soundproofing, and quiet conversations can easily be overheard; 30: Quiet speech is muffled, but conversations at normal volumes are audible; 35: Loud speech is clearly audible 1 day ago · To provide ideal acoustics in an area, you need the right insulation for sound control. Mar 30, 2023 · Understanding Sound Transmission Class (STC) Rating. No. Is Complete Soundproofing Possible? Our STC rating chart above only goes to 50 because STC rated windows are in that range. They may be used to meet the acoustically rated construction requirements stipulated in Sections 1206. The first row lists the improvement in STC rating with insulation as compared to an uninsulated wall. Feb 28, 2023 · Roof insulation Rated acoustic assembly catalog. Unfaced insulation is considered non-combustible by model building codes. Outside the US, the ISO Sound Reduction Index (SRI) is used. It’s our mission to challenge conventional thinking and create innovative insulation solutions that shape the way we live and build Jul 21, 2020 · Transmission Class (STC) ratings demonstrate its effectiveness in attenuating noise. Dec 13, 2023 · STC RATINGS With insulation No insulation With insulation No insulation Wood Frame, 2 x 4 (3½" – 4" Batt), 16" O. In the US, it is widely used to rate interior partitions, ceilings, floors, doors, windows and exterior wall configurations. In the U. 14a Laboratory measured STC and OITC ratings and Rw for various glass configurations. STC ratings are obtained in a controlled environment. (with ½" gypsum wallboard both sides) (with 5⁄ 8" Type X gypsum wallboard both sides) Single studs/Single layer gypsum 38 35 38 34 Single studs/Resilient channel 47 39 50 40 Staggered studs/Single layer gypsum 49 39 51* 43 Jan 16, 2025 · STC Rating Chart For Windows. The following examples of different steel stud wall systems demonstrate improved STC values by the inclusion of Johns Manville sound control insulation between metal studs, 24" (610 mm) on center. • Part 2. 3. ; Choose metal studs: Metal studs are inherently more flexible 5 days ago · Download our Spec Book for STC Ratings, firewall designs, and more. Jul 20, 2021 · STC RATINGS With insulation No insulation With insulation No insulation Wood Frame, 2 x 4 (3½" – 4" Batt), 16" O. Cellulose Insulation: STC rating ranges from 20 to 30, providing effective noise reduction. 5” AcousticsAcoustics Assembly Number: ISS-11 STC: 46Report No. Caution: You cannot add STC ratings. Feb 28, 2018 · Building Council Rating System (refer to TABLE 7). Jan 3, 2018 · Insulation-unfaced”. OCC Jan 9, 2018 · Use only unfaced insulation between wood framing and masonry chimneys. 2. none . 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. It is intended as a quick screening tool to compare different wall or Apr 23, 2024 · • Cellulose insulation outperforms all other insulation systems for sound attenuation. Note: The STC rating specified above is only valid for SealectionTM 500 spray foam insulation manufactured by DemilecØ USA and applied by an Authorized Contractor. Feb 28, 2018 · Rigid Foam Insulation Owens Corning FOAMULAR 250 extruded polystyrene insulation is ideal for wall furring, perimeter/ foundation, cavity wall, crawlspace, pre-cast concrete, under slab, roofi ng systems, sheathing and other applications. Product can Jul 25, 2023 · Fire Rating: 1 hour Sound Transmission Class (STC): 52 Interior Ceilings/Floors (2 x 10 Joists – 16” On Centre) 6" Safe'n'Sound®, 5/8” drywall (type x) and resilient channels at 24” provides: Fire Rating: 30 minutes Sound Transmission Class (STC): 50 Interior walls between rooms Ceilings between fl oors Maximize the peace & quiet Oct 22, 2024 · Achieve Effective Sound Control with the Right STC-Rated Materials. Owens Corning™ EcoTouch® Insulation with PureFiber® Technology is fl exible light density insulation with a variety of facings and uses for thermal and acoustic benefi t. It can reduce noise levels in a building up to 5-6 dB. Spray Foam Insulation Properties 0. This STC rating chart for windows goes down from lowest to highest STC rated windows to represent the quieter environment you will experience. , it is widely used to rate interior partitions, Feb 6, 2023 · Check out the below chart to discover how combinations of drywall layers, framing and type of insulation compare for STC (Sound Transmission Class) ratings. Pipe and Tank . STC rating Nov 20, 2024 · 5 USG Acoustical Assemblies Definitions Like most specialized fields, the science of acoustics has a language all its own. B. ) 8144S* 9 45 5075 & 5060 335S X STC2-PR 60FP (3 req. May 13, 2024 · Mineral Wool Insulation: STC rating ranges from 20 to 35, making it an excellent choice for soundproofing walls. V. The BCA has sound insulation provisions for residential buildings in the following parts - • Part F5 ‘Sound transmission and insulation’ in Volume One for Class 2, 3 and 9c buildings. at SOUND TRANSMISSION CLASS RATINGS. Impact Insulation Class Impact Insulation Class (IIC) is a single-number metric used to measure the impact insulation performance of a floor-ceiling assembly in a laboratory, primarily applicable to footfall noise in occupied spaces. Spray polyurethane foam-insulation (SPF) is a relatively new product to the residential building industry. Alter stud spacing: 24" o. Metal stud walls perform better than wood stud walls. The STC rating very roughly reflects the decibel reduction of noise that a Apr 7, 2017 · Open-cell (OC) spray foam for sound attenuation in new construction. Sound Transmission Coefficients and fire resistance ratings of steel stud and concrete masonry unit wall assemblies with QUIETZONE Acoustic Batt insulation. Stiffness. Mar 24, 2020 · 5 4 2x4 Wood Stud Partition STC 451 Materials 2 x 4 Wood Studs 16" o. 13-113-11-R0 Acoustic and Thermal Performance Dec 16, 2024 · STC Ratings Chart Acoustical Performance of Glass and Wall Constructions Overall Thickness Inside Construction Space Outside STC Value ISO RW 3 Single Laminated Glass 1 1/4" (7. Foam Insulation: Jan 11, 2017 · No Insulation With Insulation Standard stud wall with one layer of 16mm (5/8") Plasterboard 28 Typical wall construction with 1 layer of 16mm(5/8") Plasterboard on each side of 95x35mm (4 x 11/2") timber studs. Before we go any further, let’s discuss the STC ratings for everyday materials in your home. Sep 3, 2021 · Product Data Sheet | PINK NEXT GEN™ FIBERGLAS® Insulation | June 2021 PINK NEXT GEN™ FIBERGLAS® INSULATION Owens Corning® PINK NEXT GEN™ FIBERGLAS® Insulation is a preformed, unfaced, and flexible blanket insulation designed for friction-fit installation in wood or steel frame cavities. The wall assembly’s stiffness will affect the STC rating in a big way. 2 ROCKWOOL Rated Roof Assemblies Catalog Notes: STC 37 RWT32 8 ROCKWOOL Rated Roof Assemblies Catalog STC/OITC:32 G3302. Blown-in Insulation. com or call 1-800-654-3103 | Building Insulation Division Bo | ener C Tecnical speciicaions as son in is lieraure are inended o be used as eneral uidelines only Te pysical and cemical properies o ermal and acousical iber lass insulaion lised erein represen ypical aerae Dec 5, 2016 · STC Value ISO RW 3 1/4" (7. Single-pane window: STC 26; Standard drywall (no insulation): STC 33; SoundAssured 1 lb Mass Loaded Vinyl (MLV-100): STC 26; SoundAssured 2 lb Mass Loaded Vinyl Jan 3, 2018 · Owens Corning’s EcoTouch® PINK® FIBERGLAS® Insulation and EcoTouch® QuietZone® PINK® FIBERGLAS® Acoustic Insulation are manufactured in Canada and contain 73 per cent recycled content Sand used in the Canadian manufacturing of EcoTouch® PINK® FIBERGLAS® Insulation is a plentiful resource and together, with the use of post-consumer Aug 18, 2022 · For these reasons, we generally don’t recommend either closed-cell or open-cell spray foam insulation for sound control, unless there is attention to preventing a short circuit. Sep 3, 2021 · ProPink® FIBERGLAS® Blown Insulation: Glass fiber blown loosefill thermal insulation installed in flat or sloped (max. Adding additional layers of drywall can improve the STC rating of an assembly. To determine this, there are a few things you need to know about sound transmission — STC and NRC ratings. • Fiberglass batts increase the STC about 4 points; cellulose insulation increases the STC . C. Sound Transmission Class (STC) is an integer rating of how well a framed wall attenuates sound. 8 per inch) Adds STC value to wall and fl oor-ceiling assemblies Provides life saving fi re protection in rated assemblies Fire resistant to temperatures above 2,000°F (1,093°C) Conserves energy, reduces Greenhouse gas and carbon Feb 20, 2022 · Cellulose insulated wall: 44 STC Fiberglass insulated wall: 39 STC Uninsulated wall: 35 STC [Cellulose wall rating from the Cellulose In-sulation Mfrs. Jan 12, 2023 · What is STC? The Sound Transmission Class (STC) is a single-number rating of an assembly’s ability to resist airborne sound transfer at the frequencies 125-4000 Hz. STC Ratings of Materials. STC rating chart . The STC rating system looks at the amount of noise mitigation provided by the assembly over a broad range of frequencies and a single number is calculated as its rating. The farther soundwaves have to travel, the better. 3. 5 days ago · Sound Transmission Class (or STC) is an integer rating of how well a building partition attenuates airborne sound. 12 of the LABC. STC ratings vary depending on the material used in the construction of walls, windows, doors, and floors. ; fiberglass and uninsulated wall STC ratings from Owens-Corning, fiNoise Control Design Guide. Metal building insulation can absorb interior noise to provide a quieter work environment. There are two of them - " 1. * Feb 16, 2021 · E413 Classification for Rating Sound Insulation E1425 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 1 day ago · Find resources and details for UL rated wall systems with the required STC and fire ratings for your project. 0 perms or less; FSK-25 and Foil Faced: STC Ratings with insulation without insulation with insulation without insulation; Wood Frame 2 x 4 (3½"– 4" Batt), January 2020 PDF (153. Controlling stiffness is often the most challenging aspect of selecting an acoustical wall assembly. RAL-TL90-195 Insulation Included: ROCKWOOL AFB STC 46 Assembly Components Finish material 5 Dec 4, 2021 · insulating glass units. 7 mm) 1/2" laminate 4", Air 1/4" laminate 51 51 1/2" (14. 0 perms or less; FSK-25 and Foil Faced: acoustical/thermal insulation can improve STC ratings in wood stud construction by 3 to 5 points and metal stud construction by 8 to 10 points depending upon the complexity of the wall Dec 19, 2019 · Class (STC) rating. The higher the STC number, the greater the reduction in sound. 2. In sum, STC tells you how much a ceiling or wall might stop sound. (with ½" gypsum wallboard both sides) (with 5⁄ 8" Type X gypsum wallboard both sides) Single studs/Single layer gypsum 38 35 38 34 Single studs/Resilient channel 47 39 50 40 Staggered studs/Single layer gypsum 49 39 51* 43 Insulation. Most often, the failure of the May 19, 2023 · 4. 35 38 Typical wall construction with 2 layers of 16mm(5/8") Plasterboard on each side of 95x35mm (4 x 11/2") timber studs. (with ½" gypsum wallboard both sides) (with 5⁄ 8" Type X gypsum wallboard both sides) Single studs/Single layer gypsum 38 35 38 34 Single studs/Resilient channel 47 39 50 40 Staggered studs/Single layer gypsum 49 39 51* 43 Jul 22, 2022 · lower than STC ratings for the same assembly, due to construction variations in the field. However, this insufficiency cannot be addressed simply by requiring higher STC or IIC ratings. STC ratings are based on laboratory tests conducted under ideal construction conditions. In addition the Sound Transmission Loss (TL) and Impact Sound Pressure Level (ISPL) data values for each test are plotted on graph paper at a standard scale. These materials do not burn well and are very unlikely to contribute fuel to a fire. Posted by Acoustical Surfaces on 03/30/2023 3:29 pm | Leave a Comment. 4 ‘Health and amenity’ in Volume Two for Class 1 buildings. c. Installer & Retailer Locator. In the USA, it is widely used to rate interior partitions, gap between panes provides acoustic insulation as well, which helps improve STC ratings. 0 Sell Sheet NAIMA Fiberglass and Mineral Wool Insulation as an Alternative to Sprinkler System. Do not use insulation in spaces around metal chimneys, fi replaces, or fl ues. 5, Batts of fiberglass insulation. 16. Nov 3, 2015 · STC Ratings & Steel Stud Framed Walls . STC Ratings for Everyday Materials. Jun 9, 2022 · If you want to achieve higher STC ratings, you want to make sure to fill all gaps during construction. Batts. STC is a method of rating airborne sound transmission performance of a wall or fl oor assembly. If you’re looking to learn more about STC rating, you’re likely planning a construction How effectively a wall or floor reduces airborne sound is measured by STC ratings , detailed separately . Aug 19, 2024 · The minimum Sound Transmission Class (STC) and Impact Insulation Class (IIC) ratings of 45/50 established by most codes for partition and floor assemblies often prove insufficient for many occupants. Easily compare the technical Feb 28, 2023 · ROCKWOOL TOPROCK® DD Plus is a high-density, bitumen-coated stone wool insulation board for low-slope roof applications. Email Us. Gypsum Wallboard (each side) Finish Insulation STC Fire Rating . If you have an STC 33 wall and decide to add another sheet of drywall with an STC of 20 you do not get a finished wall with an STC of 53. framing. report has been narrowed to a few assem- Wall assemblies “ and “ 2. 5/8” type X, one layer . RAL-TL90-195 Insulation Included: ROCKWOOL AFB STC 46 Assembly Components Finish material 5 Mar 18, 2021 · ROCKWOOL Safe‘n’Sound® is a stone wool insulation for use in interior partitions of residential wood and steel stud construction where superior fire resistance and acoustical performance are required. Jul 7, 2021 · BCA. Resilient channel can improve the STC rating of an assembly. Materials with higher ratings are better at preventing sounds from passing through, while lower scores indicate that a material is less likely to be a sufficient barrier to noise. Nov 15, 2021 · A reference guide for acoustical assemblies and STC ratings in insulation systems, commercial roofing, and engineered products. Building Insulation Canada (All Products) Residential Building Commercial Building Climate Pro B7700 Mid-Floor Coverage Chart Climate Pro B7700 Expanded Cavity Wall Coverage Acoustical Assemblies STC Rating Reference Guide. These ideal conditions can unfortunately never be replicated in the field, on the construction site. STC (Sound Transmission Class) ratings represent the ability of an assembly to reduce sound decibel levels transferred through walls, ceilings and floors. 19-113-11-R0 STC/OITC: G3302. 800-748-0128; Would you like more information on Nu-Wool brand insulation products? Email us today or locate a Nu-Wool installer or retailer near you. You might get something around STC 35. The larger the gap the better it is for soundproofing. Sep 23, 2024 · Typical STC Ratings for Common Materials. 6 ‘Sound insulation’ in Volume Two for Class 1 buildings. 5 mm) 1/8" 1/4", Air 1/8" 28 30 4 STC Ratings Chart. Jul 25, 2023 · STC: 45 Report No. EASE OF INSTALLATION • Owens Corning insulation can easily be installed by any of the acceptable methods – friction fit, face staple or inset staple. Because of the porous nature of metal building . fl] Specifications Naturally better insulation. 1. The use of insulation in a typical metal stud wall, staggered wood stud or other wall with isolated face, can increase sound transmission loss by about 8dB – an improvement that is readily noticeable. Flame Spread 25 products are fl ame spread rated and can be left exposed where codes allow. RAL-TL90-192 Insulation Included: ROCKWOOL AFB STC 46 Assembly Components Finish material 1/2” gypsum Size 3 5/8” Steel Stud Spacing 24” oc Product AFB Thickness 1. They are logarithmic values and cannot simply be added. When planning your acoustics—especially in environments like conference rooms or medical facilities where sensitive information is discussed—knowing the Continuous Insulation for Rain-Screen Cladding Systems - Fiber Cement Panel Mineral Wool Product Comparison Chart Mineral Wool 2. Then I fill it with blown fiberglass insulation. The other rows detail the type of insulation (none, fiberglass or mineral Nov 2, 2016 · INSULATION COMPARISON DATA RockWool Premium Plus Fiberglass Batts Fiberglass Blow Cellulose OC Foam CC Foam Environmentally Friendly (Green) Yes Yes Yes Questionable No No Naturally Resistance to Mold, Mildew, & Fungus Yes Questionable Questionable No No No Fire Proof (Non‐Combustible rating by UL) Yes Yes Yes No No No Oct 13, 2017 · G 4B STC Seal Sets - Pairs of Doors STC STC Perimeter Seals Door Corner Meeting Seal Set Rating at Heads & Jambs Bottom Pads Edge Seals Threshold 7 45 5075 & 5060 225S X STC2-PR 60FP (3 req. Understanding a material’s Sound Transmission Class (STC) rating is essential for blocking sound effectively in your space. 1/8" 35 35 Insulating Glass 2 4-3/4" (120. 10 and 1206. Roughly speaking, the STC rating equals the reduction in decibel levels across the partition or through a wall. Jan 19, 2024 · FIRM-FILL STC/IIC Ratings and UL Listings FIRM-FILL® SCM 125 3/4” (19mm) Gypsum Concrete Thickness Insulation Bare Ceiling Isolation FIRM-FILL® SCM 250 FIRM-FILL® SCM 400 Sound Control Mat Open Web 1” (25mm) 1-1/4” (32mm) 3-1/2” (89mm) R-13 Fiberglass Truss Depth 18” (457mm) Clark Dietrich Jun 4, 2024 · STC Rating Chart. Department of Housing and Urban Development (HUD) provides information on housing policies, programs, and resources. It May 19, 2022 · What is STC? The Sound Transmission Class (STC) is a single-number rating of an assembly’s ability to resist airborne sound transfer at the frequencies 125-4000 Hz. Request CertainTeed’s Sound Control Guide (30-29-121) for more information on the Feb 19, 2022 · Class A fire ratings indicate a flame spread rating between zero and 25. S. 41 45 Sep 16, 2019 · The STC rating is not indicative of the number of decibels (dB) that will be reduced but represents a means of specifying materials for acoustical wall assemblies that will provide the required noise reduction (i. Walls. Other assemblies may be used provided that they comply with the requirements of Section 1206. 3 Conversely, fiberglass’ STC is much lower. Fire-resistant with melting point up Mineral Wool Insulation Comparison Charts. Its Nov 15, 2021 · A reference guide for acoustical assemblies and STC ratings in insulation systems, commercial roofing, and engineered products. JM. Acoustical Guide – Determining Minimum STC Rating Figure 1. STC Rating Documents. 09-113-11-R1 Rainfall: G3302. Nov 15, 2021 · sound control insulation to reduce sound transmission between adjacent rooms such as offices, conference rooms, service areas and the like. blies “. Board. TL-93-249 Materials 2 x 4 Wood Studs staggered 16" o. STC Rating: What can be heard at this level: 25: Soft speech can be heard and understood: 30: Filling the 2-inch gap with STC-rated insulation will increase the STC rating even more. See package for warnings, fi re Dec 13, 2023 · STC RATINGS With insulation No insulation With insulation No insulation Wood Frame, 2 x 4 (3½" – 4" Batt), 16" O. Sheetrock, 5/8" type 'X' Two, Sheetrock, 5/8" tested at STC 51. JM Mineral Wool STC Ratings. All acoustical testing was done by Riverbank Testing Laboratories; Intest Systems attaining ratings less than 55 STC and IIC provide only marginal acoustical performance. 8. 5-$1. 39 . Fire-resistant with melting point up to 2,000˚ F (1,093˚ C). 5. ' 2001 Applegate Insulation. It’s an integer rating that tells us to what degree a building partition (such as a wall or ceiling) reduces the force of airborne sound. This same sound-absorbing property Jan 3, 2018 · • Typically, glass fiber batts have equivalent or better STC acoustical performance than nominal equivalent thickness, and higher density, mineral fiber rockwool insulation. Created Date: 5/18/2020 3:00:41 PM For further help, check out the STC rating chart below. Both categories of SPF are chemically Sep 15, 2020 · Thermal Value ASTM C518 See Forms Available chart Water Vapor Permeance ASTM E96 Kraft Faced: 1. OCC 1 day ago · See Forms Available chart: Water Vapor Permeance: ASTM E96: Kraft Faced: 1. Assoc. In reality, SPF insulation represents two distinctly different product classifications: open-cell SPF (ocSPF) and closed-cell SPF (ccSPF). 47 - OS LBS/FT3 Dec 11, 2023 · to have Sound Transmission Class (STC) ratings and Impact Insulation Class (IIC) ratings of 50 as shown. 11 of the LABC. 2 x 4 Wood Plates 31⁄2" Fiber Glass Insulation 2 layers 1⁄2" Type “X” Gypsum Wallboard each side 1 Based on NAIMA BI 405 data. In the following 13 commercial wall systems, ROCKWOOL AFB® delivers Oct 22, 2024 · STC is a numerical reflection of the sound insulation capability of a building element or partition — or in other words, a measurement of how well any given material is able to block sound. Achieve greener insulation solutions today! Skip to content. But spray foam is better at blocking higher pitch noise than low pitch bass noise. Some of the most important terms and concepts to be familiar with include: Absorption Percentage of sound waves that a material transforms into heat energy and thereby does not reflect back into the space. 24 mm) 1/8" 0. ½”, one layer . ) 5060 (2 IIC — Impact Insulation Class in accordance with ASTM E 492. Jun 8, 2023 · WHAT IS STC? STC stands for Sound Transmission Class. e. Cellulose insulated wall: 44 STC Fiberglass insulated wall: 39 STC Uninsulated wall: 35 STC applegateinsulation For every house is builded by some man; but he that built all things is God. 030 P. Limitations Owens Corning does not recommend using QUIETZONE Acoustic Batt Insulation in the following locations: † In locations where acoustic insulation is exposed or partially exposed (in those situations, use SelectSound® Black Acoustic Boards/Blanket described in Data Sheets 09 81 16. All Rights Feb 19, 2024 · For commercial-grade STC ratings, you could aim as high as 60, which is more than enough to reduce the sound in a firing range. Adding cavity insulation increases the STC approximately 4-6 points. Jun 11, 2015 · section headings which contain only one Now the search for a comparable test number. Table 5-15 shown here gives STC ratings for different partition wall designs. In general, a higher STC rating blocks more noise from transmitting through a partition. Articulation index (AI) A Aug 16, 2018 · is±l STC as verified by an acoustic consultant. As you can see from the chart above, neither Dec 13, 2022 · Mineral wool has an STC rating roughly ranging between 45 and 52, which is the highest among insulation materials. STC ratings commonly range between 30 to 75+ and are largely dependant on the type of materials used in the assembly and the care taken in construction. Of course, the higher the STC rating, the better. 21 KB) It contains STC (Sound Transmission Class) or HC (Impact Insulation Class) ratings for approximately 500 different construction assemblies. • Part 3. Thermal resistance is based on thickness of insulation installed, values are noted in Application chart from the product data sheet. 1 mm) 1/4" laminate 1/2", Air 1/4" 39 39 Nov 15, 2021 · STC ratings by up to 10. ) 8144S* 8 45 5075 & 5060 12T6 X STC-FH 60FP (3 req. This example is obviously a wall To find this section in the catalog, simply 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. Each manufacturer of open cell spray foam has a different STC rating. ahiyeak lwsqy ebgcds chl csrcduy wxg yncn gbjkd feigo xyvzalz hliema uhi prmq dojpsrd hhlaw