Armacell Commercial 3/4 In. Wall Self-Sealing Polyethylene Pipe Insulation Wrap, 2 In. x 6 Ft. Bondex (1) 4" diameter x 8'

(1) 4" diameter x 8' long ProFlex transition duct

or gas applications

Radius edge band on 3 sides

Comes with a seal tab to prevent wind uplift at the roof edge

and installation instructions

Armacell Commercial 3/4 In. Wall Self-Sealing Polyethylene Pipe Insulation Wrap, 2 In. x 6 Ft. Bondex (1) 4" diameter x 8'No need to tape or glue. Fully sealed to prevent heat loss. Superior to open slit insulation with no freeze up exposure potential. Easily remove raised adhesive release liners from either end of the pipe insulation length and squeeze slit shut along entire length. Flame retardant closed cell polyethylene construction.