21October 2026
A frozen outdoor faucet can turn a small fall chore into a wet, expensive surprise when temperatures drop. Water left inside an exterior pipe can freeze, expand, and split the pipe behind the wall, where the damage may not show up until spring. Knowing how to winterize outdoor faucets gives homeowners and property managers a simple way to protect their plumbing before sustained freezing weather arrives.
In Prince George, it is best to handle this job before overnight temperatures regularly reach 32°F. Do not wait for the first deep freeze. A few careful steps now can help prevent leaks, water damage, and an emergency plumbing call later.
Why outdoor faucets freeze
An outdoor faucet, also called a hose bib or sillcock, is connected to a water line that runs through or near an exterior wall. When the faucet, hose, or connected piping holds water during freezing weather, that water expands as it freezes. The pressure can crack the faucet body, a fitting, or the supply pipe inside the wall.
The risk is not limited to older homes. A newer faucet can still freeze if a hose remains attached, the interior shutoff valve does not close fully, or the faucet was installed with an improper slope. Rental properties and commercial buildings need the same attention, especially when parts of the building sit vacant or are checked less often.
A burst pipe is not always obvious right away. Many homeowners discover the problem only when they turn the exterior water back on in spring and water begins leaking inside a wall, crawlspace, basement, or utility room.
How to winterize outdoor faucets step by step
The right process depends on whether your faucet has an interior shutoff valve and whether it is a frost-free model. Most homes benefit from the same basic preparation: disconnect, shut off, drain, and protect.
Disconnect every hose and attachment
Start outside. Remove garden hoses, splitters, spray nozzles, timers, pressure washers, and any other attachment from every outdoor faucet. This matters more than many people realize.
A connected hose can trap water against the faucet and prevent a frost-free faucet from draining as designed. It can also hold water that freezes and damages the hose, faucet, or connection point. Drain each hose, coil it, and store it somewhere protected from freezing temperatures if possible.
Do not forget less obvious connections, such as a hose feeding a livestock trough, outdoor sink, irrigation timer, or seasonal decorative feature. Check both the front and back of the building, garage faucets, and any faucet inside an unheated shed.
Find the indoor shutoff valve
If your home has dedicated shutoff valves for exterior faucets, close them before winter. These valves are often located in a basement, crawlspace, mechanical room, utility room, or near the water meter. In some homes, a small valve is installed on the water line feeding each outdoor faucet.
Turn the valve clockwise until it is closed, but do not force it. Older valves can be stiff, and excessive force can cause damage. If the valve is corroded, leaking, or will not turn, it is better to have it serviced than to risk breaking it.
Not every home has a separate shutoff for each exterior faucet. If you cannot locate one, do not guess and shut off the main water supply unless you understand the effect on the rest of the property. A plumber can identify your setup and explain the most practical long-term solution.
Open the outdoor faucet to drain it
After closing the interior shutoff valve, go outside and open the faucet fully. Water should run briefly, then slow to a drip or stop. Leave the outdoor faucet open for the winter so any remaining water has room to drain and pressure is less likely to build up.
Some indoor shutoff valves include a small drain cap or bleeder screw on the side of the valve. With a bucket or towel underneath, open that drain point after the main valve is closed. This lets the water trapped between the indoor shutoff and outdoor faucet drain out. Close the bleeder screw once water has finished draining, while leaving the exterior faucet open.
If water continues flowing steadily from the outside faucet after you have closed the indoor valve, the shutoff may not be closing properly, or it may control a different line. That is a repair issue worth addressing before hard freezing weather.
Know whether you have a frost-free faucet
A frost-free faucet is designed with its shutoff point farther inside the heated portion of the wall. When installed correctly and used without a hose attached, it drains after the handle is turned off. These faucets reduce freezing risk, but they are not maintenance-free.
You should still remove hoses and attachments every fall. If a frost-free faucet drips while it is turned off, has been damaged by freezing, or was installed so it slopes back toward the house, water may remain inside the pipe. A faucet that has frozen before should be inspected rather than trusted for another winter.
Even with frost-free faucets, an indoor shutoff valve provides an added layer of protection. This can be especially useful for vacant units, older properties, or buildings where exterior plumbing has a history of trouble.
Add an insulated faucet cover when it makes sense
An insulated outdoor faucet cover can provide modest extra protection from wind and cold. It is useful for a standard faucet after the line has been shut off and drained. Choose a cover that fits securely without crushing the faucet or pulling on the piping.
A cover is not a substitute for draining the line. It may slow heat loss, but it cannot reliably protect a faucet that still has pressurized water behind it during a prolonged cold spell. Think of it as a backup layer, not the main winterization step.
Common mistakes that lead to frozen pipes
The most common mistake is leaving a hose connected because it is only used occasionally. A single attached hose can defeat the drainage function of a frost-free faucet. Another frequent issue is closing the indoor shutoff but forgetting to open the exterior faucet and drain the line.
Avoid using an open flame, torch, or other direct heat source to thaw a frozen faucet or pipe. This creates a fire risk and can damage plumbing components. If you suspect a pipe has frozen, keep the main water shutoff location in mind and call for help if you see frost, bulging pipe, reduced water flow, or moisture around the wall.
Do not assume a faucet is safe simply because it worked last winter. Valves wear out, fittings loosen, and small changes around a property can expose piping to colder air. A quick fall inspection is cheaper than reacting to a leak after water has already entered the building.
When to call a plumber
Call a plumber before freezing weather if you cannot find an exterior shutoff, the shutoff valve leaks, the faucet will not drain, or you have had a frozen line in the past. It is also a good time to call if you are renovating, replacing an old faucet, or managing multiple rental units and want a consistent seasonal maintenance plan.
RZ Plumbing Ltd. can assess outdoor faucets, repair worn shutoffs, and help identify plumbing that may be vulnerable to Prince George winters. Clear diagnosis before winter is usually far less disruptive than opening a wall to repair a burst pipe after the fact.
Once your outdoor faucets are disconnected, shut off, and drained, make a quick note of the date and any valve that needs attention. That small record makes next fall easier and helps you deal with minor plumbing concerns before they become costly repairs.