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Installs flat and dry; not subject to cracking. Mold and mildew resistant.Can be easily installed a room at a time or over the entire job depending on project needs.Recognized in UL L500 Series Fire Rated Floor/Ceiling Assemblies
STC 50 llC 71 STC 55 llC 82 STC 54 llC 51
STC 53 llC 55 STC 52 llC 51 STC 51 llC 72
STC 51 llC 75 STC 52 llC 50 STC 52 llC 77
STC 52 llC 60 F llC 46 STC 54 llC 52
1 1/2-Hour Fire Assembly
Typical Assemblies
Concrete/ComfortBase®
Typical Assemblies
5/8” CDX Sq. Edge Plywood
I-Joist 9 1/2” Deep
Resilient Channel
Assembly With Carpet & Pad
1/2” 440 SoundBarrier
(2) 1/2” Type C
Gypsum
1/2” 440 SoundBarrier
3/4” T & G Plywood
11 7/8” I-Joist
5/8” Gypsum
Carpet
Pad
61/4” Insulation
Resilient Channel
3/4” T & G Hardwood Strip Flooring
1/2” 440 SoundBarrier
18” Open Web Joist
5/8” Gypsum
3/4” T & G Plywood
63/4” Insulation
Resilient Channel
1/4” Plywood
3/4” T&G Plywood
6 3/4” Insulation
Resilient Channel
Vinyl
1/2” 440 SoundBarrier
18” Open Web Joist
5/8” Gypsum
Wood Floating Floor
16” Open Web Joist
Resilient Channel
1/2” 440 SoundBarrier
3/4” T & G Plywood
5/8” Gypsum
Carpet
1/2” 440 SoundBarrier
16” Open Web Truss Joist
5/8” Gypsum
Pad
3/4” T&GPlywood
Resilient Channel
NAILED 6” O.C
Wood/440 SoundBarrier
Pad
3/4” T & G Plywood
6 3/4” Insulation
Resilient Channel
Carpet
1/2” 440 SoundBarrier
16” Open Web Truss Joist
5/8” Gypsum
1/4” Plywood
3/4” T & G Plywood
6 1/4” Insulation
Resilient Channel
Vinyl
1/2” 440 SoundBarrier
11 7/8” I-Joist
5/8” Gypsum
Pad
3/4” T & G Plywood
61/4” Insulation
Resilient Channel
Carpet
3/4” 440 SoundBarrier
11 7/8” I-Joist
5/8” Gypsum
Laminate Floor
31/2” Insulation
Resilient Channel
1/2” ComfortBase
6” Slab Concrete
5/8” Gypsum
UL L547 UL L521 UL L521
UL L521 UL L528 UL L528
Ceramic Tile
1/2” 440SoundBarrier
24” Open Web Truss Joist
5/8” Gypsum
Proflex 90 MSCUnderlayment
3/4” T & G Plywood
6” Insulation
Resilient Channel
Ceramic Tile
1/2” ComfortBase or 440 SoundBarrier cut into 4x4’s
NAC Super SAM sound abatement membrane
1/8’ thick applied with Medium Bed Acoustic
Mortar
6” Slab Concrete
www.homasote.com
U.L. FIRE RESISTANCE RATING DESIGN NUMbERS WITh 440 SoUNDbARRIER INCLUDE:
G203 G208 G227 G228 G229 G243 G268 G301 G524 G525 G531 J201 L210 L206 L501 L502 L503 L504 L505 L506 L507 L508 L509 L510 L511 L512 L513 L514 L515 L516 L517 L518 L519 L520 L521 L522 L523 L524 L525 L526 L527 L528 L529 L532 L533 L534 L535 L536 L537 L538 L539 L540 L541 L542 L543 L545 L546 L547 L549 L550 L551 L552 L556 L558 L560 L562 L563 L565 L576 M503 M504 U305 U309 U339 U340 U341 U356 U390 U411 U465 V305 V448
UL L521
