You wear a coat to prevent heat loss in winter — use pipe covers to prevent pipes from freezing to give your plumbing the same cold weather coverage. Shop pipe wrap insulation by material, temperature range, length, wall thickness, insulation type. Partner thermal insulated pipes with pipe fitting insulation, pipe insulation jackets, and valve insulation for winter energy savings and comprehensive frost protection. You can choose plumbing insulation for a variety of pipes: iron pipe, PVC and CPVC; and applications: outdoor, indoor or underground. Pipe insulation is made from a variety of materials: fiberglass, foam, rubber, or polyethylene and can be used for steam pipes, steam heat pipes, hot water pipes, HVAC, or air conditioner parts.