For further reading see Heatsocks: Above Ground | Below Ground
Heatsock Infomation
No Thermostat required
Self-Regulated heating element — conserves energy — reliable and will not boil water
Low initial cost
HEATSOCK will work in existing riser pipes, both plastic and steel
HEATSOCK will pass deep into the riser pipe to get below the frost line
Low operating cost unit will use between 2 and 10 watts per foot depending on surrounding air temperature
HEATSOCK provides efficient use of heating element due to immersion heating principle
HEATSOCK provides protection against pipe-bursting in the event of power failure.
HEATSOCK is made of tough, durable thermoplastic and a long life heating element. Self regulating heating cable supplies just enough power to prevent water from freezing.
½" Pipe Thread Brass Bodied Adapter
6 foot grounded 3 wire cord; 120 VAC
HEATSOCK MUST be connected to a GROUND FAULT INTERRUPTER.
Fits into ½" Galvanized or PVC pipe.