How to Prevent an Outside Faucet from Freezing: 14 Steps
How to Install a Frost-Proof Faucet Outdoors (DIY) | Family Handyman
The Plumber's Choice 10 in. Anti-Siphon Sillcock Frost Free Outdoor Faucet with 1/2 in. MIP/Sweat Connection and 3/4 in. Hose Bib SILLVAC10 - The Home Depot