Freeze Miser Plastic Faucet Cover Protector

Outdoor Faucet Freeze Protector: Protects faucets hoses up to 150 ft. animal waterers water wells Rvs backflow valves etc. in the most extreme freezing conditions. Uses No Batteries or Electrcity. Activates when water temperature falls below 37 F and starts to release the exact amount of water to keep it at 37 F. Self regulating. No more insulating pipes or draining hoses. Brand Name: Freeze Miser Material: Plastic Product Type: Faucet Cover Protector Thickness: 3.875 in. Maximum Pipe Size.75 in. Use: Outdoor Number in Package: 1.