Protects Backflow Valves from freezing. Slip cover over the Backflow valve cover and secure with the hook and loop closure closure. A double layer of 3M thinsulate covered in water proof nylon guards against freezing.
- Brand Name: Faucet Sock
- Material: Thinsulate Waterproof Nylon
- Product Type: Backflow Valve Cover
- Water and wind resistant
- Contains 3M thinsulate
- Nylon cover
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