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> Quilted fiberglass absorbers # qfa-11-unbound-gray
Quilted fiberglass absorbers # qfa-11-unbound-gray
QFA-11-UNBOUND-GRAY Insulation blanket QA-11 Quilted Fiberglass Absorber Quilted fiberglass absorbers reduce the reflection of sound waves by adding soft, porous, open-celled materials to an environment. IES - 2000 s QFA-11 consists of a silicone coated fiberglass cloth facing on both sides of 2 quilted fiberglass. Wall panels are constructed with all edges bound and grommets across the top. Rolls are available 4 wide x 25 long and can be supplied with edges bound or unbound. Class A (or 1) flammability rated per ASTM E84 NRC rating 0.85 Applications: Silicone faced quilted fiberglass absorbers are typically used to reduce reverberant noise energy within a piece of equipment, room, or building where the product may be subjected to high temperature, sunlight, water or oil. Also used as a high temperature duct wrap, or on an outdoor application where UV resistance is required. Nominal thickness 2.0 inches Temperature range -90 to +500 F Standard width 48 wide Roll length 25 long Weight 0.45 lb psf Moisture permeability 0.5 perms Flammability Flame Spread: 4.95 Smoke Density: 11.43 Acoustical Performance: OCTAVE BAND FREQUENCIES (Hz) Product 125 (***) 500 1000 2000 4000 NRC QA-11 .19 .99 .96 .80 .57 .33 .85 1 Roll Available