The outdoor water spigot by WHK is special design for hot and cold water faucet,The length is 4" inch frost free outdoor faucet made of Lead-free brass with quality Chorome,which is solid and durable.The end of inlet of frost free outdoor spigot has 1/2" male thread NPT which can connect 1/2 female NPT pipe or fittings,the thread of middle outdoor hot and cold faucet is 3/4" inch male garden hose thread which is connect standard 3/4 US garden hose easily.The freeze proof outdoor faucet is easy to install on outdoor wall or outside wooden wall (It's a pefect anti freeze water spigot),The frost free sillcock can installed horiziontally .You will receive 1PC outdoor water faucet.