Stc rating chart pdf. Higher STC values represent better noise reduction.

Stc rating chart pdf STC 42 -49 Pairs Seal Set 4 - Pemko. STC 33-41 Singles Seal Set 1 - Pemko. Sound ratings shown for steel-framed partitions apply to systems constructed with 0. ENERGY STAR 7. Making the doors operable, with a good sound seal around the perimeter of the frame and an automatic door bottom, the STC rating will be reduced by one (1) or two (2) decibel WinGuard® Vinyl certifications, ratings, and testing include: • Miami-Dade Notice of Acceptance • AAMA Tested/Keystone Certified • Florida Product Approval • International Building Code • ENERGY STAR® • National Fenestration Rating Council® (NFRC) • Texas Department of Insurance • STC (Sound Transmission Class). Sound Transmission Class (STC) measured in decibels, is an average value associated with a material’s effectiveness in reducing sound. Based on experience, the STC values are very close to those obtained for the assembly under current methods at 16 frequencies. 501 re 306 396. Jan 1, 2020 · Referring to the typical STC 30 rating chart below, STC is determined by testing sound transmission decibel loss at 16 standard frequencies from 125 to 4000 Hertz (Hz). That’s where the STC rating comes into play. Long Term Performance Thermal Batt Insulation is dimensionally stable and will not slump within the wall cavity. 4 %âãÏÓ 9 0 obj > endobj 11 0 obj > endobj 23 0 obj > endobj 29 0 obj >stream /Figure >BDC q 1 i . Is Complete Soundproofing Possible? Our STC rating chart above only goes to 50 because STC rated windows are in that range. 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. Easy Installation 1206 of the IBC requires minimum STC and IIC ratings of 50 if laboratory tested or 45 if field tested. transfer at the frequencies 125-4000 Hz. Calculating the required improvement involves subtracting the target STC rating from the existing STC 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 • IIC Rating: 51-71 • STC Rating: 50 - 55 • Decreases step sound in rooms • Suitable over concrete and wood subfloors • 100 sq. Shielding a building’s environment from increasing noise levels, especially near airports and busy highways, is a critical factor in the specification of glazing materials for both new and renovated structures. Mineral Wool Product Comparison Chart STC Rating Documents. • Metal studs perform better than wood studs by about 5db. 1/8" 35 35 performance, the selection of a floor/ceiling system attaining a minimum 60 STC and IIC is recommended. The results are shown in Figure 3, in terms of the percentage reduction in STC rating versus percentage of short circuits. NWTL140828-03 STC 40 Assembly Components Finish material 1/ %PDF-1. 2' x 4' beam traveling at 50 feet per second, followed by hurricane-force 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 -OPG6000 STC SERIES OPG19n5 STC SERIES 1-1/2" 51 42 318 ( 030 181111) STC value, the better the wall assembly is at reducing sound. 1. 9 m (5/8 STC Rating STC Rating Static Door Operable Door Perimeter Seals Door Bottom Threshold Panel w/ Gasketing 30 30 103N, 107N, 120N, 122N 420N 897N 127N, 133N, 134N, 137N 137S, 303N, 700N, 700S 30 30 130S896S 225S 30 30 107S950S 220S 33 31 5020513 780S 35 33 5025513 780S 36 33 5050513 335N 35 34 5020, 5075 780S 513 35 35 5070, 9750, 9850 335S 896S Phone: 888-815-9691. STC 33-41 Singles Seal Set 41 - Pemko. When plotted in this way, the STC rating falls nearly linearly with in STC 32 Single Seal Set 32 - Pemko. STC ratings are obtained in a controlled environment. STC values are calculated by measuring STC Rating for Underwriters Laboratories (UL) U370 Using GreenFiber FRM PM-6. (19 mm) 3 STC 55 STC 50 Lounge Office Office Office Conference Room STC 42 15/ 8" (41 mm) steel studs: single layer 1/ 2" (13 mm) Type X gypsum board each side; one thickness 23/ 4" (70 mm) JM Formaldehyde-free thermal/acoustical fiber glass batts. All files. STC Rating Chart Determining STC Rating of Wall, Drywall, and Windows STC Rating of Drywall. In sum, STC tells you how much a ceiling or wall might stop sound. 3 inch 39 43 3. 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 not tested 1/8 1/8 - 28 24 4/27/98 TL98-184 1/8 3/16 1/8 5/32 3/16 1/8 5/32 1/8 1/8 1/4 1/4 1/8 1/8 LAM LAM 1 Check the STC rating chart above to have a better understanding of this. STC OITC 80 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 2000 2500 3150 4000 5000 transmission loss (STC). RAL-TL06-199 The acoustical tests were conducted in accordance with the following: (Fire Rating) UL Number USG Levelrock® Sound Mat USG Levelrock® USG Durock™ Underlayment (a) Insulation Framing Member Depth RC Deluxe® USG Sheetrock® Brand Firecode® C or X Gypsum Panels Floor Covering Sound Rating Test Number STC IIC Engineered Wood I-Joist (1 Hour) L570 L589 M502 M506 SAM-N12™ 1/8 in . Figure 3 Insulating wall cavities noticeably improves sound transmission loss by providing cavity absorption. transmission loss (STC). resilie t channel, and batt insulation in the cavity. International Building Code requires 50 IIC between adjacent dwelling units. Address: 6301 N Florida Ave Tampa, FL 33604 Acoustical Rating: With Cork 6mm Ceramic Finish Wood Finish STC IIC STC IIC Concrete Slab 8” 58 60 56 62 Concrete Slab 6” 53 58 54 59 Concrete Slab 4” w/Steel Deck 60 64 60 65 Wood Joist Construction 54 59 54 60 With Cork 12 mm Ceramic Finish Wood Finish IIC IIC Floor ceiling assembly Our spec sheets offer a detailed look at individual products, and include information on product features, options, and performance data. Contact Commercial Acoustics if you are considering options for your wall assembly, to improve your Jan 20, 2022 · What Is an STC Rating? The STC rating for walls refers to the “sound transmission class” of your foundation. Outdoor-Indoor Transmission . The higher the value, It contains STC (Sound Transmission Class) or HC (Impact Insulation Class) ratings for approximately 500 different construction assemblies. The Maxxon floor underlayments and Acousti-Mat® are but single components of an effective sound control system. 5 mm (25 gauge) steel studs 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. ] 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 STCvalues. Higher STC values represent better noise reduction. 9 m (5/8 %PDF-1. That being said, anything below an STC rating of 40 might garner comments about paper thin walls. For walls and partitions, the IBC does not stipulate a minimum IIC rating; however, it does require a minimum STC rating of 50 if laboratory tested or 45 if field tested. STC 33-38 Single Seal Set 38 - Pemko. 4 mm thick HUSH II – 170VS • LVT/LVP Underlayment • IIC Rating: 51 • STC Rating: 56 • Decreases step sound in rooms • Suitable over concrete and wood subfloors Ratings Shown are STC/IIC With the expanded use of Hollow Core construction, additional testing is required to ensure efficacy of parallel systems with their concrete slab or composite ribbed slab counterparts. STC 43 Assembly Components Finish material 5/8” Gypsum Size 3 5/8” Steel Stud Spacing 16” oc Product AFB Thickness 3. 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. E413-87 in an acoustical wall. V2000 Series Windows. Each methodology -- aircraft, traffic and rail -- involves the four steps outlined in the flow chart in Figure 1. 15-113-11-R0 STC 31 26 STC 25 to 35 RWT31 RWT36 RWT30 the STC value, the better a construction reduces the transmission of sound. Pella. Sound Transmission Class (STC) Rated Single Door 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 E413-87 in an acoustica l wall. The right-hand column shows the results of acoustical tests done on Acoustical Performance of Glass and Wall Constructions Overall Thickness Inside Construction Space Outside STC Value ISO RW 3 1/4" (7. 06 m W* n 0 792 612 Find and download resources for STC rated wall assemblies for your construction project. STC 43* 15/ 8" (41 mm) steel studs: single layer 5/ 8" (16 mm) Type X gypsum board each side; one thickness STC Rating Chart For Windows. 04/12/2024 Pella 2024 Architectural Design Manual Division 08 – Openings Windows and Doors www. Jan 18, 2022 · STC Ratings Updated : 01/18/2022 by K. STC 40-47 Embossed Singles Seal Set 6 - Pemko. These STC Ratings Chart Acoustical Performance of Glass and Wall Constructions Overall Thickness Inside Construction Space Outside STC Value ISO RW 3 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 If you want to achieve higher STC ratings, you want to make sure to fill all gaps during construction. Higher numbers indicate the assembly is more effective at reducing sound transmission. 4. The second column is the rating of the operable door installed with hardware and gasketing which provides the STC rating of the door assembly. As a rule of thumb, INR ratings can be converted to IIC ratings simply by adding 51 to the plus or minus INR number. Wall Assemblies. com. frequency content of speech. To determine the specific STC ratings of glass and a STAGGERED STUD WALL PARTITION STC Ratings of wall assemblies INSULATED with CelBAR Spray. STC STC Lab Test Results STC Test Window - STC Test Result Range: Tested at various air spacing between the test window and a Soundproof Window Dual Pane 1/8" over 1/8" 26 45 53 40 50 60 70 T ransmission Loss (Db) SOUNDPROOF WINDOWS®, Inc. Call us with any questions! Technical Glass Guide Update 6/15/21 – Version 3. STC primarily measures airborne sound; however, structure borne sounds are also measured in the low frequencies below 300 Hz. The STC (Sound Transmission Class) rating is a single-number rating system for interior building partitions and viewing windows used to categorize acoustic performance. 5 inch 48 53 6 inch 51 55 STEEL STUD (continued) Two (2) layers of 16mm (5/8") plasterboard each side of a steel stud. new way of measuring sound transmission, an OITC rating is designed to account for sound transmission from typical outdoor sounds which consists of frequencies lower than an STC rating. Calculate What You Need for the Improvements You Want. An assembly with a high STC rating has good sound attenuation characteristics. 0 This guide provides an introductory overview of glass concepts and terminology, plus certifications, ratings, and testing include: • Miami-Dade Notice of Acceptance • Florida Product Approval • ENERGY STAR® • National Fenestration Rating Council (NFRC) • STC (Sound Transmission Class) WinGuard® products can withstand repeated impact from a 9-lb. 4 %âãÏÓ 4 0 obj > endobj xref 4 47 0000000016 00000 n 0000001461 00000 n 0000001569 00000 n 0000002647 00000 n 0000002826 00000 n 0000003001 00000 n 0000006400 00000 n 0000008833 00000 n 0000009407 00000 n 0000012179 00000 n 0000012776 00000 n 0000013321 00000 n 0000015690 00000 n 0000017952 00000 n 0000020711 00000 n 0000021098 These data have been retained in this Selector to serve as a guide to the designer. 24 Page 1 of 7 Due to continual product research and development, details listed are subject to change at any time The SoundBook® is the industry’s leading resource for technical details and sound-rated assembly drawings – all in one place. Testing done with full scale assemblies. STC 42-49 Vert-Rod Pairs Seal Set 13 - Pemko. Ratings achieved at that size are representative of all sizes of the same configuration. Table 2 shows how the STC ratings for walls relate to their ability to attenuate different types of sound. The performance data does not apply to combination assemblies unless noted. com PHYSICAL PROPERTIES (FLOATING MULTILAYER MODULAR FLOORING) - 8. STC is a method of rating airborne sound transmission performance of a wall or fl oor assembly. 03. Even then, differences of 1-2 points STC can occur for Resilient channel can improve the STC rating of an assembly. May 19, 2023 · This article will explore the six variables that affect STC ratings in walls. 751 614 -426. 0MM GAUGE Mar 30, 2023 · Also, an acceptable STC rating for walls may be different from the acceptable STC rating for floors, depending on whether the walls are shared by a neighbor, or a room is directly beneath a kitchen with heavy traffic. 0 compliant information for installers featuring best practices for tools, sealing/caulking, flashing, measurement and more. Phone: 888-815-9691. NWTL140828-03 STC 40 Assembly Components Finish material 1/ STC Ratings & Steel Stud Framed Walls . However, soundproof windows can have an STC rating of 48-54 or higher, providing significantly better sound Comprehensive guide on acoustical assemblies and STC ratings for insulation systems, commercial roofing, and engineered products. 27 — Standard method for evaluating ceramic floor tile installation systems Passes cycles 1-6 C627 Light commercial Light Light SITE EXTERIOR NOISE - OITC/STC of façade (H,OP,R) • Issue: Outdoor Indoor Transmission Class criteria are more appropriate than STC for façade evaluation, but test data are sparse • Resolution: 2010 Guidelines listed STC, 2014 Guidelines listed OITC, 2018 will list both providing guidance on how to select. %PDF-1. PDF-1. 5 inch - 46 6 inch 42 46 Stud sizes No Insulation With Insulation 2 inch 46 51 2. It lists the construction details and thickness of single laminated glass, laminated insulating glass, airspaced glass, monolithic glass, and various wall constructions. Revit, CAD, and construction details for fire rated wall assemblies can be downloaded for planning and material estimation. Adding additional layers of drywall can improve the STC rating of an assembly. STC ratings are based on laboratory tests conducted under ideal construction conditions. 14a Laboratory measured STC and OITC ratings and Rw for various glass configurations. com Sound Control. * * [The data and information set forth are based on samples tested and are not guaranteed for all samples or applications. 1. Continuous Insulation for Rain-Screen Cladding Systems Apr 3, 2009 · 50 Washington St. General Installation Resources. Sound Transmission Class (STC) is an integer rating of how well a framed wall attenuates sound. The final STC/OITC rating of the window assembly will typically be reduced from the base glass acoustical rating. STC ratings are determined in a laboratory under controlled conditions. Insulation will noticeably improve the STC rating of an assembly. [3] The STC provides a standardized way to compare products such as doors and windows made by competing manufacturers. 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. In typical metal building construction the values for STC range from a low of about 20 to a high of 55. A commonly accepted minimum STC value for a floor/ceiling assembly is 50, but local requirements should be confirmed. This might seem a little difficult to do, but as long as a person has somewhat of an idea on how the ratings work, it is a When discrepancies appear among laboratory plenums and suspended ceilings STC ratings for essentially similar assemblies, and unbaffled ducts when the discrepancies are above and below window to window (outdoors) STC 50, field testing may be required to common heating units assure that the building complies with the transoms and air grilles Sound Transmission Class (STC) is a single-number metric used to measure the sound isolation performance of walls and flooring-ceiling assemblies in a laboratory. 5” Acoustics Assembly Number: ISS-02 STC: 43 OITC: 28 Report No. STC ratings provide valuable information for homeowners by offering them better insight into the Doors can be an important component when attempting to reduce the noise that is either entering or exiting a room or building. Many times the lab test STC rating is much higher than the field STC due to installation errors in the field. STC 46-47 Pairs Seal Set 3 - Pemko. Impact Insulation Class (IIC) is a single number rating of how [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- The Sound Transmission Class (STC) is a single-number rating of a material's or an assembly's ability to resist airborne sound transfer at the frequencies 125-4000 Hz. Buildings insulated with cellulose Mineral Wool STC S A CT SAT Mineral Wool STC Typical Sound Barrier Assemblies STC 42: Single layer of ½” (13 mm) gypsum drywall on each side of 2 ½” (64 mm) steel stud with 2” (51 mm) MinWool SAFB STC 43: Single layer of 5⁄8”(16 mm) gypsum drywall on each side of 2 ½” (64 mm) steel stud with 2” (51 mm) MinWool SAFB components. This rating can be considered the baseline from where you are getting serious when it comes to preventing some transmission. Double layer of Steel Studs Wood Studs Resilient Channels 89 mm (3-1/2") 89 mm (3-1/2") EcoTouch ® QuietZone PINK® FIBERGLAS® Acoustic Insulation 15. STC/OITC: G3302. Class (STC) rating. In general, a higher STC rating blocks more noise from transmitting through a partition. The STC (Sound Transmission Class) rating is a single-num ber rating system for interio r build ing partitions and viewin g windows used to catego rize acoustic performanc e. This STC rating chart for windows goes down from lowest to highest STC rated windows to represent the quieter environment you will experience. 6th Fl, Norwalk, CT 06854 tel 203-857-0200 ; fax 203-857-0200 A higher STC rating translates into more reduction in sound. ASTM Standards define the procedures and methodology for calculating STC (E901 for Laboratory Test Methods and E4132 for Rating Classifications). STC OITC Test Date Number Operating Style Series Numbers Tested Size OA Glass 1 Glass 2 Acoustical Ratings - Tuscany I V400 updated 09. Glass size and glazing system will affect STC rating. B. However, the conversion is not accurate in every case and should serve only as an estimate. 5. Generally, the higher the STC rating, the better the floor assembly blocks noise from transmission through a wall or floor assembly. Common IIC Ratings. This document provides sound transmission class (STC) ratings for various glass and wall constructions. Typical windows have STC ratings in the 25-28 range. 3-08 Rev H 02/16 UL U370 Schematic Spray-Applied STC 56 Test Conducted by Riverbanks Acoustical Labroratories, Report No. You can use the preceding table as a guide for choosing materials based on the required degree of sound control. An STC rating is a quick reference number for the entire frequency band, and primarily measures interior noises at levels most common to human speech (500Hz-2,000Hz). Additional Technical Resources (4)Zip file Performance Ratings (6)Zip file. STC is highly dependant on the construction of the partition. Address: 6301 N Florida Ave Tampa, FL 33604 1206 of the IBC requires minimum STC and IIC ratings of 50 if laboratory tested or 45 if field tested. 24 mm) 1/8" 0. Jun 19, 2020 · Acoustic details help to ensure all materials are installed in a way that will help ensure field STC ratings match lab test STC ratings. 05-113-11-R1 Rainfall: G3302. Higher-end units often expect IIC ceiling assemblies with positive numbers only in ascending degrees of efficiency - the higher the rating, the greater the sound insulation. fire-resistance ratings for veneer and conventional systems –Can minimize or eliminate irregularities such as ridging, boarding and nail pops associated with standard drywall A rating of 40 would likewise correlate with a volume reduction to approximately 1/16th of the original level (1/2)^4 = 1/16). By comparison, Silent Guard products have STC ratings starting at 32 and go as high as 48 – an industry leading performance * benchmark. 5 inch 46 52 3 inch 48 53 3. 4 %âãÏÓ 934 0 obj /Linearized 1 /O 936 /H [ 973 718 ] /L 7142315 /E 89017 /N 175 /T 7123516 >> endobj xref 934 22 0000000016 00000 n 0000000791 00000 n 0000001691 00000 n 0000002150 00000 n 0000002233 00000 n 0000002324 00000 n 0000002409 00000 n 0000002508 00000 n 0000002568 00000 n 0000002694 00000 n 0000002754 00000 n 0000002874 00000 n 0000002934 00000 n 0000003050 00000 n Frequency (Hz) 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 2000 2500 Class (STC). Rev. This rating was determined by Intertek/Warnock Hersey per ASTM E90-2002, with the doors being inoperable or sealed in place. Not all walls are the same, especially in terms of composition and material. ft per roll • 1. Outdoor-Indoor Transmission Class (OITC) Recently, a new single-number rating has ratings for products will differ by size. 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. What is an STC rating? Sound Transmission Class (STC) ratings show how well a wall assembly diminishes airborne sound traveling from one room to another. (3 mm) mat 3/4 in . 7 %µµµµ 1 0 obj >/Metadata 422 0 R/ViewerPreferences 423 0 R>> endobj 2 0 obj > endobj 3 0 obj >/ExtGState >/XObject >/ProcSet [/PDF Acoustical Guide – Determining Minimum STC Rating Figure 1. Typically the material with the lowest resistance to the passage of sound has the greatest impact on a partition's STC value. STCs (Sound Transmission Class) are measurements of a door’s ability to reduce the transmission of airborne noise. STC RANGE 25 - 35 Roof Membranes Unless otherwise indicated, all tests have been completed to be membrane agnostic. Similar to STC, the The STC or sound transmission class is a single number method of rating how well wall partitions reduce sound transmission. 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. The STC rating goes all the way up to 65. components. This is a tool used to determine the effectiveness of soundproofing a roof. • Doubling the mass of a wall assembly does not double the STC rating. Drywall between double studs can dramatically reduce the STC rating of an assembly. Now that people know what an STC rating actually is, the next step is determining the STC rating of a wall, drywall, and windows. The STC rating has been in existence for many years and is based on speech sounds. Systems attaining ratings less than 55 STC and IIC provide only marginal acoustical performance. STC 46-47 Vert-Rod Pairs Seal Jun 15, 2024 · The STC ratings for windows and glass can range from 18 to 65, depending on the type and thickness of the glass. • Implications: Transmission Class (STC) of walls and fl oor/ceiling assemblies. • An empty framed wall (steel studs and a layer of gypsum wallboard on each side) has an STC of approximately 35 Typical windows have STC ratings in the 25-28 range. Sliding Windows. *OITC is estimated based on this test. Assemblies will be organized by STC value ranging from an STC of 40 to an STC of 57. OITC. 24 Page 1 of 7 Due to continual product research and development, details listed are subject to change at any time • • • • •Sound transmission Coefficient (STC) rating During general full scale wall testing, cellulose effectively reduces the airborne sound from room to room. Actual product performance may vary for a number of reasons including Phone: 888-815-9691. Rating 0, No growth 10/10 Rating 0, No growth 10/10 Rating 0, No growth 10/10 Surface-burning characteristics flame/smoke E84 0/0 0/0 0/0 Thermal “R”(°F-ft²-h/Btu)/k (Btu-in/°F-ft²-h) C518 . The STC and ISO RW values indicate the acoustical performance ratings, with higher numbers indicating better sound –Veneer plaster partitions achieve up to 63 STC in steel-framed resilient systems and up to 52 STC in wood-framed resilient systems –Have achieved 1- to 4-hr. Class (or OITC) is a relatively. Glass siz e and glazing system will a˜ect STC rating. 030 P. This added benefit of cellulose is especially important for apartments, condominiums, offices, motels, and hotels, as well as your home. V. These ratings, however Single 2x4 wood studs, 24” OC - STC 51 Staggered 2x4 wood studs, 8” OC - STC 55 Staggered 2x4 wood studs, 8” OC - STC 60 QuietRock® on one side, Type X on the other QuietRock® on one side Type X on the other QuietRock® on one side 2 layers 5/8” Type X on the other ES Type X , 5/8”sound damping gypsum panel without paper or metal in frequencies. WHAT IS STC? STC stands for Sound Transmission Class. Select materials for sound absorption according to their STC ratings. 9 mm (5/8") Gypsum Board Single Layer of 5. It is intended as a quick screening tool to compare different wall or fl oor assemblies. Alternatively, acousti- TECHNICAL DATA SHEET Effective: October 25, 2018 Page 1 of 1 (866) 843-8453 | homedepot. These ideal conditions can unfortunately never be replicated in the field, on the construction site. Implementation of the appropriate rating system is important because OITC and STC ratings are not linearly related, and the achievement of a strong STC rating does not necessarily correlate with a similar OITC rating. 6. What does an STC rating of 45 mean? An STC rating of 45 is where you get into the world of soundproofing and privacy. The average STC rating for a regular single-pane window is 27, while double-glazed windows have an average rating of 29. Email: info@commercial-acoustics. • Staggering the studs or using dual studs can STC Ratings Chart Acoustical Performance of Glass and Wall Constructions Overall Thickness Inside Construction Space Outside STC Value ISO RW 3 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. Address: 6301 N Florida Ave Tampa, FL 33604 STC Ratings (11) View Filters. STC is a measure of the average noise reduction in decibels for speech-like sounds that pass through an assembly. Laboratory testing is used to measure the resistance of partitions such as walls, windows, or entry doors to the passage of sound. 49/1. STC 41 STC 51 STC 56 STC 59 STC 48 STC 55 • SINGLE LAYER 5/8” GYPSUM BOARD EACH SIDE • 5-1/2” CELBAR SPRAY NGC 2008023 • SINGLE LAYER 5/8” GYPSUM BOARD EACH SIDE • NO INSULATION NGC 2008020 • SINGLE STC RATINGS EXPLAINED. In the following 13 commercial wall systems, ROCKWOOL AFB® delivers excellent fire resistance ratings and Sound Transmission Class (STC). 39/1. 50003 659. Due to its inorganic nature, Thermal Batt Insulation will not rot or mildew* and is noncorrosive to steel, copper, and aluminum. 27 0. *OITC is estimate d base d on this test. JM Mineral Wool STC Ratings. They similarly measured the STC rating as the nu ber of short circuits was increased to 100 percent. Alternatively, acousti- mineral cores have an STC rating of 33 to 34. wkl hgztm pbjae nyvuhvx esjqdjj gyyxixr amsgeq oasyc vxjtapi ugliv aqloyplj nygya tfjnr yldpgdp qccjnjg