To winterize an outdoor faucet, shut off its indoor supply if it has one, disconnect and drain the hose, open the faucet to let the line empty, and then cover the exterior spout. If the faucet has a separate bleed valve, drain that too. The exact method depends on whether you have a standard hose bib or a frost-free faucet, but the goal is the same: leave no water trapped where it can freeze.
What you need before you start
Gather a bucket or towel, the hose that’s attached, and a faucet cover made for outdoor use. If you know which faucet you’re winterizing, check whether it has an indoor shutoff valve, a separate bleed valve, or a frost-free design, because the steps change a little.
- Bucket or towel for any leftover water
- Hose, splitter, or timer that needs to come off
- Outdoor faucet cover or insulated cap
- A quick look for an indoor shutoff valve for that faucet
- If you’re unsure whether it’s frost-free, check the faucet style before you start so you don’t use the wrong method
Steps
- Shut off the indoor supply valve for the outdoor faucet, if your home has one. This stops new water from feeding the line while you drain it.
- Disconnect the hose, splitter, timer, or any other accessory attached to the spout. Drain the hose separately and store it before hard freezes arrive.
- Open the outdoor faucet and let the remaining water escape. Leave it open until the flow stops on its own.
- Drain or empty any faucet-specific shutoff valve, bleed valve, or drain valve if your setup has one. If the valve is indoors near the shutoff, open it only as directed by your faucet or plumbing setup. The point is to clear any standing water between the indoor valve and the outside spout.
- Fit an outdoor faucet cover over the exterior spout after the faucet is drained. A proper cover helps reduce heat loss at the exposed end, but it does not replace draining the line.
If you have a frost-free faucet, the handle may still turn like a standard hose bib, but the shutoff point is deeper inside the wall. That means you still need to disconnect the hose, open the faucet, and let the outer section drain before you cover it.
How to tell it worked
A winterized faucet should show two clear signs: the hose is off and stored, and the faucet stops giving a steady stream once the trapped water has run out.
If you briefly reopen the faucet after draining, only a small amount of leftover water should come out, then the flow should stop. The outside end should be dry or nearly dry, and the cover should be in place before freezing weather arrives.
For a frost-free faucet, the outdoor handle can still be in the off position while the internal valve stays protected deeper inside the wall. For a standard hose bib, the spout should be empty after you shut off the indoor supply and open the outside faucet.
If water still comes out or the faucet won’t drain
If water keeps running, check the hose first. A connected hose, splitter, or timer is the most common reason a faucet won’t drain fully. Remove it and try again.
If water still flows after the indoor valve is turned off, the shutoff may not be fully closed, or it may be the wrong valve for that faucet. Stop there and identify the correct shutoff before going further. Don’t force a stuck valve.
If the faucet won’t drain, it may have a blocked bleed point, a low spot holding water, or a frost-free design that drains differently from what you expected. In that case, check the faucet type and the plumbing layout you actually have, because the right winterizing method depends on the installation. If you can’t confirm the setup, use the manufacturer’s instructions for that faucet or the home’s plumbing plan rather than guessing.
If the faucet is a frost-free model and water still appears at the spout after you shut it off, that’s a sign the valve may not be draining or closing as expected. Don’t leave it exposed unprotected. Close the supply, remove accessories, and use the correct cover only after the line has been cleared as well as you can.