Engineering Information

HUSHFRAME RAFT SPECIFICATIONS
Max. acoustical design load sheer mode per resilient attachment50 lb
Max. acoustical design load tension mode per resilient attachment80 lb
Total deflection in sheer mode0.0625 in (1.59 mm)
Total deflection in tension mode0.0220 in (0.56 mm)
Added thickness of noise isolation (not including drywall)1 inch with wood furring 1 1/8 inch with metal furring
Use on fire rated ceilings (1 hr)Yes
Use on fire rated (1.5 hr) non-load-bearing wallsYes
Use on fire rated (1 hr) load-bearing wallsYes
Use on non-fire rated walls and ceilingsYes
Noise reduction with 1 layer of drywall on each side, 2” x 4” wood studs (RAL-TL14-317)STC  53 (9.2 STC per inch of wall thickness)
Noise reduction with 1 layer of drywall on each side, 1.5” x 2.5” steel studs (RAL-TL19-333)STC 54 (11.1 STC per inch of wall thickness)
Noise reduction with 2 layers of drywall on each side, 2” x 6” wood studs (RAL-TL14-327)STC 63 (6.6 STC per inch of wall thickness)
Noise reduction with 2 layers of drywall on each side, 1.5” x 3.5” steel studs (RAL-TL19-331)STC 66 (9.3 STC per inch of wall thickness)
Use in new constructionYes
Use in retrofitYes
Made in USAYes

PRODUCT DIMENSIONS:

ACOUSTIC PERFORMANCE TEST DATA BY AN INDEPENDENT LAB:

Wood frame wall assemblies:

Steel frame wall assemblies:

Floor/ceiling assemblies:

Impact noise test:

Airborne noise test:

UL ONE-HOUR FIRE RESISTANCE RATED ASSEMBLIES: