Spiral SG Type 100 1 x 60 x 115 575.0 SF/RL
Spiral SG Double Wall Insulation is a thermal and acoustical insulation designed for use in double wall spiral HVAC ducts. Spiral SG is made from rotary-process glass fibers bonded with a thermosetting resin. Double-wall, fiberglass insulation (Service temp: 350 deg F)