do you need to insulate outside water supply
Tools Needed: Wrench. Foam insulation sheet. Insulate faucet cover (optional). Rope. Directions: 1  Make sure the outside faucet is turned off before you begin. 2  Remove all water hoses and drain them. 3  Coil hoses and store them in your garage. 4  Shut off the water valve that feeds water to the outside faucets.nsulate faucet cover (optional). Rope. Directions: 1  Make sure the outside faucet is turned off before you begin. 2  Remove all water hoses and drain them. 3  Coil hoses and store them in your garage. 4  Shut off the water valve that feeds water to the outside faucets.