Everbilt 2 ft. Bury Depth Frost-Proof Yard Hydrant EBYH02NL - The Home Depot
ProPlumber 3-ft Bury Depth 3/4-in Female Blue Brass Frost Proof Hydrant in the Hydrants department at Lowes.com
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