View Product Quick view Simply Conserve Pipe Insulation (3ft piece), 1/2" Wall For 3/4" Copper Pipe Our closed-cell polyethylene hot water Pipe Insulation is used to insulate residential and commercial hot water, non-steam pipes providing improved thermal efficiency. Insulating hot water pipes reduces heat loss and can raise water temperature 2°F... MSRP: $5.99 $4.99 View Product Compare