Versatile GOFF Portable Acoustic Enclosures reduce the sound of noisy air compressors by 10–12 dB. Designed for 5–10 HP vertical or horizontal compressors with tank sizes up to 120 gal. Sound-absorbing fiberglass vinyl coated quilted panels are waterproof, resistant to most chemicals, and fire retardant in accordance with ASTM-E84 Class 1. Rugged aluminum frames. Made in USA.