Rockwool stc rating 3 Conversely RockWool Premium Plus Triple Protection Insulation One Product Providing Extraordinary Benefits… Creating Rock-Solid Solutions, Protecting Your Environment Energy Efficient – R-Values of 4. According to Wikipedia the STC or sound transmission class is a single number method of rating how well wall partitions reduce sound transmission. Mineral wool retains its shape better than fiberglass or cellulose. Fire Safety: MinWool SAFB has a melting point in excess of 2000°F (1093°C). In addition, Each assembly references an RWT (ROCKWOOL test) number. Fiberglass and mineral wool insulation contribute the biggest Feb 25, 2022 · When put inside a typical interior wall with ½” of drywall on either side, which has an STC rating of 34 on its own, adding cellulose insulation will increase that STC rating to 44, which is just slightly lower than Rockwool (STC of 45), but higher than Fiberglass and open-cell spray foam (STC of 39). ROCKWOOL Comfortboard® 80 has recently been tested and approved for use in i-joist floor-ceiling assemblies that are required to meet a 60 minute and 90 minute fire rating. ROCKWOOL Comfortboard® 80 is a rigid stone wool insulation board designed for use as an exterior continuous insulation in residential and commercial construction. 6 lb/sf MLV with a stand-alone STC rating of 22. Test Method of STC Rating The STC rating is tested by installing the test material in an acoustic chamber and then generating noise on both sides. As ROCKWOOL has no control over installation design and workmanship, accessory materials or application conditions, ROCKWOOL does not warranty the performance or results of any installation containing ROCKWOOL’s products. • 2015 IGCC requires an OITC rating of 40, or an STC rating of 50 for the building envelope, wall and roof- ceiling assemblies PDF-1. 0 Sell Sheet NAIMA Fiberglass and Mineral Wool Insulation as an Alternative to Sprinkler System Insulating for Acoustics Fiberglass vs. Let's look at the costs comparison. This is achieved by using 5/8″ drywall and resilient channel. A resilient channel is a specialized construction component used to improve sound insulation in walls and ceilings. Address: 6301 N Florida Ave Tampa, FL 33604 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. They generally range between STC 40 and 50. * Rockwool has achieved an STC rating of 56 in a 2X4 wall and a 69 in a double 2X4 Party Wall. 9 mm (5/8") Gypsum Board Single Layer of 5. rockwool. When compared to fiberglass batts, mineral wool offers superior insulation. com USA Specifications and Sizing Issued 11/2022 Supersedes 01/2018 Nov 18, 2021 · Mineral wool is a more expensive material. 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. 7 per inch. Rockwool Safe N Sound - $0. 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 00000 n 0000021593 00000 n 0000023726 00000 n by ROCKWOOL Insulation. ROCKWOOL vs STC RATINGS. 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. Foam Insulation: STC rating ranges from 15 to 25, with some specialized foam products offering higher ratings. To properly specify the amount of sound control desired in a floor/ceiling assembly, an architect should consider both the STC value and IIC rating. For comparison with the QuietRock, the wall assemblies are the same. Open cell spray foam ties with standard fiberglass at an STC rating of 39 as well. STC values are further improved by using Johns Manville sound control batts to increase sound absorption within the floor/ceiling assembly. However, if you are building a true soundproof wall system then the Rockwool is a waste of money. It can also be used in continuous insulation applications. 5” AcousticsAcoustics Assembly Number: ISS-11 STC: 46Report No. 9-. The NRC (Noise Reduction Coefficient) value represents the percent of sound directed at the surface that is absorbed by the fiberglass acoustic insulation. Although fiberglass is a very effective insulation against heat and sounds, mineral wool performs slightly better. 17) Heather Thorn: Could you tell me what the STC rating would be for a wall constructed as follows: 2 x4 wood framing, 16' on center, Rockwool 3' Safe and Sound, 5/8 drywall, green glue standard application amount and a 2nd layer 5/8 drywall. It will help some with sound reduction. 5. May 22, 2022 · The assemblies have been tested under ASTM E90-09 guidelines for transmission loss of airborne noise. Even then, differences of 1-2 points STC can occur for Please contact ROCKWOOL for STC ratings on tested wall assemblies ASTM C423 ASTM E90 Fire Rated Designs ULC Classification Code: BZJZC UL Classification Code: BZJZ 8024 Esquesing Line, Milton, ON L9T 6W3 Tel: 800-265-6878 • Fax: 800-991-0110 rockwool. Withstanding temperatures up to 2150°F (1177°C), Safe‘n’Sound® is non-combustible and will not produce Apr 14, 2022 · To review – there are a few different weight and thickness options for mass loaded vinyl, and each type has a different STC rating. Comfortboard® 80 does not produce smoke or propagate flames, keeping occupants safe and reducing property damage in the event of a fire. 1. Lastly, you’ll find mineral wool insulation with the highest STC rating of Dec 18, 2023 · Above is a lighter, cheaper and more easily assembled wall with a STC of 50. But spray foam is better at blocking higher pitch noise than low pitch bass noise. It is intended as a quick screening tool to compare different wall or fl oor assemblies. Figure 3 Insulating wall cavities noticeably improves sound transmission loss by providing cavity absorption. The most commonly used variation of MLV is 1 lb/sf, 1/8″ thick, STC 26 mass loaded vinyl. Comfortboard 80 does not produce smoke or propagate flames, providing a critical line of defense that keeps occupants safe and reduces property damage in the event of a fire. com 2 ROCKWOOL Rated Roof Assemblies Catalog Notes: STC 37 RWT32 Using this guide: All assemblies include component descriptions, STC, OITC, Rvalue, and Rainfall data (if available). Apr 11, 2005 · If you're talking about the fluffy pink stuff, when you say fiberglass, then yes; The rockwool would be better. Moreover, it has been established that R-value tends to decrease Sound Control: Absorbs sound and improves wall assembly STC ratings by up to 10 dB. RAL-TL96-269 Insulation Included: ROCKWOOL AFB STC 51 Assembly Components Finish material 5/8” gypsum ROCKWOOL AFB STC STC Product STC STC RANGE STC RANGE Oct 1, 2022 · Mineral wool has a great sound insulating ability. It contains 70% recycled material, making it a greener product than fiberglass at 20-30%. [3] The STC provides a standardized way to compare products such as doors and windows made by competing manufacturers. com . Withstanding temperatures up to 2150°F (1177°C), Safe‘n’Sound® is non-combustible and will not produce FireStopTB™, a spray applied RockWool, is now classified as a thermal barrier over foam plastic insulation per the 2012 IBC. The STC value is calculated by measuring the difference in noise between the two sides of the chamber. STC is a method of rating airborne sound transmission performance of a wall or fl oor assembly. ** Foam can couple the two sides of a wall or floor allowing conduction of sound and vibration from surface to surface 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. 4 %âãÏÓ 9 0 obj > endobj 11 0 obj > endobj 23 0 obj > endobj 29 0 obj >stream /Figure >BDC q 1 i . Filling the same cavities with 3 ½” mineral wool raises the STC rating to 45–among the highest for batt insulation. RAL-TL90-195 Insulation Included: ROCKWOOL AFB STC 46 Assembly Components Finish material 5/8” gypsum Size2 1/2” Steel Stud Spacing 24” oc 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 ROCKWOOL AFB STC 46 Assembly Components Finish material 1/2” gypsum Size 3 5/8” Steel Stud Spacing 24” oc Product AFB Thickness 1. In the following 13 commercial wall systems, ROCKWOOL AFB® delivers Rockboard ® is a premium multi-purpose board insulation to be used in walls, ceilings and floors for acoustic and thermal applications. 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. If you install a single sheet of drywall on top of an existing wall and you fill the air gap with rockwool, the reduction in sound transmission will be mineral wool batts improve the Sound Transmis si onCl a(S C) r t g f interi r partition walls and suspended ceilings. In the following 13 commercial wall systems, ROCKWOOL AFB® delivers Picture credit: rockwool. There are a wide range of materials on the market place claiming to improve STC ratings, from mineral wool substitutes to vinyl barriers designed to add wide-range attenuation. 751 614 -426. There’s also 2 lb/sf MLV with a stand-alone STC rating of 31, and 0. 703) in it's acoustical properties. 32” oc – STC 38 24” oc – STC 36 16” oc – STC 32 12” oc – STC 32 60 50 40 30 20 10 0 63 125 250 500 1000 2000 4000 TRANSMISSION LOSS (dB) FREQUENCY (Hz) 16 ga – STC 38 25 ga – STC 43 20 ga – STC 38 JM ACOUSTICAL INSULATION PRODUCTS Sound & Fire Block® Mineral Wool: Mineral wool is the clear choice if you need fire protection. What is the STC of fiberglass insulation? Fiberglass insulation has a 39 STC rating. 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. rockwool. 95 per sq/ft (Home Depot in 2023) Class (STC) ratings of interior partition walls and suspended ceilings. AFB combines the benefits of fire resistance, sound absorption and durability together into a unique insulation product that will add value to your assemblies. ROCKWOOL Asia No 7, Tuas Avenue 1, Jurong Town, Singapore, 639492 Tel: (+65) 6861 4722 Fax: (+65) 6862 3533 ROCKWOOL 8024 Esquesing Line, Milton, ON L9T 6W3 T: 905-878- 8474 or 1- 800- 265-6878 www. To improve the structures STC Jun 4, 2024 · Materials with an STC value of 30dB or more can effectively block most of the noise in daily life. (2016). ROCKWOOL stone wool insulation can be used in your build, visit: www. OITC ratings for walls and roofs from 30 to 56, correlated to varying outdoor noise levels. So, the STC is for the whole assembly including internal linings, which an acoustic engineer can assist with. Determining STC Rating of Wall, Drywall, and Windows STC Rating of Drywall. • The tables show STC ratings of the same wall assemblies with either fiberglass or rockwool filling the cavity. com USA Specifications and Sizing Issued 11/2022 Supersedes 01/2018 Aug 14, 2023 · Now if you are not building a double wall or a wall using a hat channel system then by all means use Rockwool. Flame Spread of 0 and Smoke Developed of 0. transmission loss (STC). So, assuming the similarly higher density Rockwool Safe and Sound and JM Sound and Fire perform relatively the same, the 3" batts likely have an R-Value of 11. uk. 20 NRC, and 52 STC ratings, it performs quite well in soundproofing applications. It will not develop smoke or promote flame spread, even when directly exposed to fire, as most other insulation materials will. Fire Safety: Mineral wool Sound & Fire Block has a melting point in excess of 2000°F (1093°C). Sound Transmission Class (STC) is a single number rating used to compare various partitions or assemblies for their ability to reduce the amount of sound traveling through the assembly. –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. Product Documentation for ROCKWOOL stone wool insulation. Feb 27, 2018 · Summary: Increasing STC Ratings. Mineral wool or Rockwool has been assigned an R-value which ranges somewhere between 3. Jan 19, 2023 · The answer lies in the science behind the product. Noncombustible: See Applicable Standards for details. Architects, engineers, and designers regularly specify mineral wool insulation between units of multi-family buildings and noisy locations. With an STC rating between 45 and 52, mineral wool insulation is a great choice for creating a barrier against sounds. • 2015 IGCC requires an OITC rating of 40, or an STC rating of 50 for the building envelope, wall and roof- ceiling assemblies Aug 27, 2019 · Stone wool is a great acoustic insulator and is used in building assemblies to provide STC ratings that deliver occupant comfort in your indoor environment. Please contact ROCKWOOL for STC ratings on tested wall assemblies ASTM C423 ASTM E90 Fire Rated Designs ULC Classification Code: BZJZC UL Classification Code: BZJZ 8024 Esquesing Line, Milton, ON L9T 6W3 Tel: 800-265-6878 • Fax: 800-991-0110 rockwool. in mineral wool reduces unwanted noise from traveling from room to room, making homes quieter. directly below the subflooring) then a continuous layer of foil faced polyisocyanurate insulation detailed as an air and vapor barrier. com USA Specifications and Sizing Issued 11/2022 Supersedes 01/2018 May 22, 2022 · I can’t seem to find any definitive info regarding using fiberglass vs mineral wool for soundproofing the walls of a furnace closet. 501 re 306 396. Not only does FireStopTB™ ensure fire protection but it provides excellent sound absorption with some of the highest NRC and STC ratings in the industry. Jun 6, 2018 · Both the Rockwool ComfortBatt and JM TempControl have an R-Value of approximately 4. Mineral Wool Product Selector Guide English Mineral Wool Product Selector Guide Spanish Mineral Wool Sell Sheet Mineral Wool Product Comparison Chart Mineral Wool 2. Since STC rating measures a material’s ability to prevent sound transmission, the higher the rating, the more effective the material is at soundproofing. In other words STC gives you a rough idea of how much sound a wall, for example, might stop. Spray foam can solve acoustic leakage problems by filling the small holes Feb 24, 2020 · Fiberglass (or traditional) insulation falls in the middle range of options bringing the STC rating to 39. 5). Constructing a new house, means you could use a batt or spray foam. co. The STC value Aug 18, 2022 · Based on mass and density, we typically recommend mineral wool insulation, such as Safe’n’Sound and ComfortBatt from Rockwool, Johns Manville Mineral Wool Insulation, and Thermafiber from Owens Corning for the most effective sound control in an STC-rated assembly. Jan 10, 2021 · In fact, when put inside a typical interior wall with ½” of drywall on either side, which has an STC rating of 34 on its own, adding rockwool insulation will increase that STC rating to 45, which is a very noticeable difference. In the examples below (figures 6 and 7 in The SoundBook), going from an uninsulated wall to an insulated wall boosts the STC rating 8 points. 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. 10 per square foot. 2 to 2. . com. e. Safe’n’Sound insulation has an STC rating of between 45 and 52 and Rockwool Comfortbatt 43. 40 to $2. Fire-safe insulation for wall assemblies – won’t burn or develop smoke ROCKWOOL Comfortbatt® stone wool insulation is non-combustible as determined by fire tests ASTM E 136 and CAN4-S114. 50003 659. Door panels or assemblies with lower ratings are less effective at controlling sound movement and cost less. ROCKWOOL stone wool insulation keeps hot and cool air where they're needed most, while also helping to protect against fire, water and sound. It is denser than fiberglass making it more effective at reducing noise. In the following 13 commercial wall systems, ROCKWOOL AFB® delivers Dec 13, 2022 · Regarding each material’s soundproofing ability, most experts agree that mineral wool (also referred to as stone wool) is superior to fiberglass because of its greater density—and its higher STC rating as a result. %PDF-1. Rockwool is similar to the highly coveted rigid fiberglass (such as the O. In addition to that, mineral wool has a great thermal and fire-resistant ability. 3" thick ROCKWOOL AFB® Semi-Rigid Batt Insulation; STC 50 (lab test 3 #TL-93-333) Alternative STC 50 wall options Sources 1 Madaras, G. Feb 17, 2022 · STC Rating of Spray Foam vs Rockwool. On the other hand, the Fiberglass material has an R-value ranging from 2. com Issued 11-2024 Supersedes 08-20 NOTE: *Master Format 1995 Edition **Master Format 2004 Edition. an assembly comprised of ⅝” gypsum board, steel studs and ROCKWOOL SAFE’n’SOUND® insulation will produce an STC rating of ROCKWOOL AFB STC 46 Assembly Components Finish material 1/2” gypsum Size 3 5/8” Steel Stud Spacing 24” oc Product AFB Thickness 1. Of course, the higher the STC rating, the better. 5 times more effective fire-resistant than Fiberglass. 285 per inch (15/3. With STC ratings as high as 56* in a standard 2 x 4 wall assembly Rockwool Premium Plus™ Insulation has set the standards high. com 2/3 of energy consumption in buildings is used for heating, cooling and ventilation. ROCKWOOL 8024 Esquesing Line, Milton, ON L9T 6W3 T: 905-878- 8474 or 1- 800- 265-6878 www. Now that people know what an STC rating actually is, the next step is determining the STC rating of a wall, drywall, and windows. Durable & Inorganic: MinWool SAFB The STC or sound transmission class is a single number method of rating how well wall partitions reduce sound transmission. ** Foam can couple the two sides of a wall or floor allowing conduction of sound and vibration from surface to surface 2 ROCKWOOL Rated Roof Assemblies Catalog Notes: STC 37 RWT32 Using this guide: All assemblies include component descriptions, STC, OITC, Rvalue, and Rainfall data (if available). This information is located beneath the thumbnail image of the assembly. Resilient channel can improve the STC rating of an assembly. 5 HOUR FIRE RATED I-JOIST ASSEMBLY LISTINGS . This is where the Sound Transmission Class (STC) rating comes into play. ROCKWOOL 1 HOUR & 1. In the following 13 commercial wall systems, ROCKWOOL AFB® delivers ROCKWOOL AFB ® is a lightweight, stone wool acoustical fire batt insulation specifically designed for steel stud and wood stud interior wall and floor applications. 06 m W* n 0 792 612 * Rockwool has achieved an STC rating of 56 in a 2X4 wall and a 69 in a double 2X4 Party Wall. Feb 24, 2022 · Putting rockwool inside a typical interior wall with ½” of drywall on either side, which has an STC (sound transmission class) rating of 34 on its own, will increase that STC rating to 45. Mineral Wool Acoustical Handout Spanish Apr 7, 2017 · Each manufacturer of open cell spray foam has a different STC rating. Sound Control: Absorbs sound and improves wall assembly STC ratings by up to 10 dB. A wood stud wall with regular 5/8” drywall and 3-1/2” of insulation has an STC of 46, with steel studs that will improve that to 49. STC is a standardized measure that rates how effectively a building partition, such as a wall or floor, can block airborne sound. Vapor permeable, Comfortboard allows fast outward drying May 13, 2024 · Mineral Wool Insulation: STC rating ranges from 20 to 35, making it an excellent choice for soundproofing walls. ROCKWOOL AFB STC 46 Assembly Components Finish material 1/2” gypsum Size 3 5/8” Steel Stud Spacing 24” oc Product AFB Thickness 1. Apr 21, 2021 · While both mineral wool and fiberglass can be used in very similar applications, there are some applications where one is more common than the other. It seems that mineral wool might provide more sound dampeneing, but standard fiberglass is considerably cheaper, around 20cents per square foot vs a buck for mineral wool. Cellulose Insulation: STC rating ranges from 20 to 30, providing effective noise reduction. Brochures, specification documents, technical data sheets, technical guides and warranties. STC ratings are difficult to understand, and once understood, achieve for a number of reasons. Moreover, it has been established that R-value tends to decrease Jun 4, 2024 · Materials with an STC value of 30dB or more can effectively block most of the noise in daily life. ROCKWOOL has a number of STC-rated wall assemblies that can meet the architectural specifications. Insulation will noticeably improve the STC rating of an assembly. The cost can be from $1. Class (STC). RAL-TL90-195 Insulation Included: ROCKWOOL AFB STC 46 Assembly Components Finish material 5/8” gypsum Size2 1/2” Steel Stud Spacing 24” oc ROCKWOOL stone wool insulation can be used in your build, visit: www. In general, a higher STC rating blocks more noise from transmitting through a partition. Achieve superior soundproofing with top-rated materials like Mineral Wool and Mass Loaded Vinyl, boasting STC ratings up to 52 for ultimate noise reduction. These services include CAD drawings, engineering judgments, LEED Credit Information, and product recommendations. 6. Mineral wool has an STC rating roughly ranging between 45 and 52, which is the highest among insulation materials. Mineral wool insulation is made of rock fibers, similar to fiberglass insulation. STC Ratings for Doors Under the NZBC, the STC (Sound transmission co-efficient) is a "rating of sound isolation of a building wall assembly" The higher the STC rating, the better sound isolation the wall assembly is to achieve. Thermafi ber offers industry leading technical and engineering assistance to architects, specifi ers, and contractors. May 19, 2023 · Adding more insulation can have a profound effect on a wall assembly’s STC rating because it adds sound-absorbing material to the assembly. In the following 13 commercial wall systems, ROCKWOOL AFB® delivers See full list on soundproofanything. Mineral wool is commonly used to insulate exterior walls, basements, and heated crawl spaces. See Applicable Standards for details. 0 to 3. com ROCKWOOL 1 HOUR & 1. Mineral Wool Insulation. Withstanding temperatures up to 2150°F (1177°C), Safe‘n’Sound® is non-combustible and will not produce Fiberglass insulation has an NRC rating of . “Optimizing Ceiling Systems and Lightweight Plenum Barriers to Achieve Ceiling Attenuation Class (CAC) Ratings of 40, 45 and 50”. 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 pretty ROCKWOOL AFB STC 51 Assembly Components Finish material 1/2” gypsum Size 3 5/8” Steel Stud Spacing 24” oc Product AFB Thickness 3” Acoustics Assembly Number: ISS-23 STC: 51 Report No. Aug 16, 2019 · STC ratings. Acoustic standards, guidelines, and building rating systems most frequently require an STC 45 level of blocking between Sound Transmission Class (STC ) is an integer rating of how well a building partition attenuates airborne sound. A sound blocking level of STC 45 means that a listener in a quiet room would hear raised speech in adjacent rooms, but would not be able to understand the conversation. Drywall between double studs can dramatically reduce the STC rating of an assembly. The transmitted noise would not typically be disruptive. Aug 22, 2022 · Mineral wool in cavities. 3 per inch. 9 m (5/8 Mineral wool or Rockwool has been assigned an R-value which ranges somewhere between 3. Is Rockwool better than fiberglass for sound? 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 (Sound Transmission Class) ratings represent the ability of an assembly to reduce sound decibel levels transferred through walls, ceilings and floors. STC ratings are determined in a laboratory under controlled conditions. Adding additional layers of drywall can improve the STC rating of an assembly. Comfortbatt ® is a stone wool insulation product for use in wood and steel framing in both new residential and commercial builds and renovations. Noise from game rooms, home entertain rooms, and kids room can ruin a good nights rest which studies have shown can contribute to irritability and bad health. and Heuer, A. Email: info@commercial-acoustics. This batt has a unique flexible edge designed to compress as the batt is inserted into walls, attics, ceilings and floor frames. In the USA, it is widely used to rate interior partitions, ceilings and floors, doors, windows and exterior wall configurations (see ASTM International Classification E413 and E90). Now, get all the premium benefits of ROCKWOOL stone wool insulation Maximize noise reduction in your home with effective soundproofing insulation options like fiberglass and mineral wool, achieving STC ratings up to 63. INSTALLATION: Install FireStopTB™ using approved pneumatic Hi Andy- this would be treated as a vented crawlspace, typically this type of application requires the use of ROCKWOOL Comfortbatt to the underside of the floor joists (air gap left at the top of the insulation i. With up to 140 Kg/m3 density, 1. This is used in LEED for school buildings, which also includes a maximum background noise level of 45 dB. ROCKWOOL Comfortboard® 80 thermal insulated sheathing is a rigid stone wool insulation board designed for use as an exterior continuous insulation. 1. Phone: 888-815-9691. 95. Batts can improve wall assembly STC ratings by up to 10dB. fire-resistance ratings for veneer and conventional systems –Can minimize or eliminate irregularities such as ridging, boarding and nail pops associated with standard drywall Jul 24, 2023 · Filling the stud cavities with fiberglass raises the STC rating to 39. UL and Independent Lab tested. In the following 13 commercial wall systems, ROCKWOOL AFB® delivers Brochure (TF885) for more detail on STC and fi re ratings for multiple wall and fl oor-ceiling assemblies. These include insulating mechanical or utility rooms, or adding a barrier to noise and fire. Doubling the drywall on steel studs brings the STC to 58, plus it doubles the fire rating to 2 hours. C. Fire-Resistant: Melting point in excess of 2000˚F (1093˚C). The higher STC rating usually comes at a higher cost too. In conclusion, Rockwool is 1. 14 per inch Sound Control – STC Ratings as high as 69 Fireproof – Listed by UL as Non-Combustible Fire & Soundproof Insulation ROCKWOOL Safe'n'Sound® is a stone wool batt insulation designed for interior wall partitions, floors, and ceilings for wood and steel frame construction where superior fire resistance and acoustical performance is required. RAL-TL90-195 Insulation Included: ROCKWOOL AFB STC 46 Assembly Components Finish material 5/8” gypsum Size2 1/2” Steel Stud Spacing 24” oc 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. The higher the STC rating, the better the material prevents sound from passing through. It has about a 22-37% higher R-value per inch. This option provides so a bit more privacy and blockage from sound entry. wbzeeqfc yeh agcf jaequ iahl cmjs hkjbqx pqkx erzku hqqc qwq puq wvre tra znufv