Sound Seal Acoustical Pipe & Duct Lagging: B-10 Lag / QFA-9 is a composite material featuring a flexible one-pound per square foot reinforced-foil faced loaded vinyl noise barrier bonded to a 2” thick scrim faced quilted sound absorber / decoupler.  Used to wrap noisy pipes, ducts, valves and fan housings.

• Standard roll is 54” wide x 30’ long
• Accepts matching Wrap Tape for easy Installation
• Class A (or 1) flammability rating per ASTM E-84