The Thermwell Products Co., Inc. 1/2 in. x 3 ft. Fiberglass Pipe Insulation is commercial grade and can be safely used immediately exiting furnace or water heater. It is pre-slit and self-sealing and made with reinforced foil and paper wrap.
- For 1/2 in. pipe, 3 ft. long
- Can be used on pipes exiting furnace or water heater
- Fiberglass with reinforced foil and paper wrap
- Pre-slit and self-sealing tube