How to Prevent Frozen Pipes in Victoria BC

By Brook Powell — Plumber, 15+ Years Experience

February 9, 2027

Victoria homeowners don't usually think about frozen pipes. The mild coastal climate means most winters pass without issue, and when you hear about burst pipes on the news it's usually somewhere back east. But cold snaps do happen here — and when they do, the homes that aren't prepared are the ones that end up with serious water damage.

The problem isn't that Victoria gets extreme winters. The problem is that most Victoria homes were never built for them. Crawlspaces are often uninsulated, pipes run through exterior walls with minimal protection, and outdoor hose bibs get left connected well into November. It only takes one overnight freeze to cause a pipe to burst — and the damage from a burst pipe can be extensive.

The good news is that prevention is straightforward. A few simple steps before cold weather arrives can protect your home entirely. And if you're dealing with a frozen or burst pipe right now, our emergency plumbing team is available to help — including weekends.

Which Pipes Freeze First?

Not every pipe in your home is equally at risk. The ones that freeze first are almost always in areas with the least heat and the most exposure to outside air. In Victoria homes, that usually means:

• Crawlspace pipes — uninsulated crawlspaces are the single most common place for pipes to freeze in Greater Victoria. Cold air flows freely underneath the home and the pipes have no protection.
• Exterior wall pipes — supply lines that run through exterior walls, especially on the north side of the home, are exposed to the coldest temperatures.
• Garage pipes — garages are typically unheated and often have water supply lines running to laundry or utility sinks.
• Outdoor hose bibs — the hose bib itself and the short section of pipe behind it are extremely vulnerable if the outdoor shutoff valve isn't closed for winter.

If your home has any of these features, they are where you should focus your prevention efforts first. A pipe that is well protected in a heated interior wall is unlikely to freeze, even during a significant cold snap.

Simple Prevention Steps

Preventing frozen pipes doesn't require expensive upgrades. Most of these steps take an afternoon and use materials from any hardware store:

What to Do If a Pipe Freezes

If you turn on a tap and nothing comes out — or only a trickle — there's a good chance the supply line is frozen. Here's what to do:

• Open the tap. Leave the affected tap open. As the ice begins to melt, the flowing water will help break up the remaining blockage.
• Apply gentle heat. Use a hair dryer, heat lamp, or warm towels on the frozen section. Start from the tap end and work back toward the frozen area so melting water can flow out.
• Never use an open flame. Propane torches and blowtorches are a fire hazard and can damage the pipe, fittings, and surrounding materials. Stick to gentle, indirect heat.
• Check other taps. If one pipe is frozen, others may be as well. Go through the entire home and check every fixture.

If you can't locate the frozen section, can't safely access the pipe, or the pipe has already cracked, call a licensed plumber. Our team can be reached at (778) 265-6446 — we handle emergency calls including evenings and weekends.

Signs a Pipe Has Already Burst

A frozen pipe is a problem. A burst pipe is an emergency. Water damage from a burst pipe can affect flooring, drywall, insulation, and personal belongings in a matter of minutes. Here's what to watch for:

• Sudden drop in water pressure — if pressure drops noticeably across your home, water is escaping somewhere it shouldn't be.
• Water appearing where it shouldn't — puddles under sinks, wet spots on walls or ceilings, or water pooling in the crawlspace all suggest a burst line.
• The sound of running water when nothing is on — listen carefully. If you can hear water flowing when all taps are closed, there is a leak.

If you suspect a burst pipe, shut off the main water supply immediately. Every homeowner should know where their main shut-off valve is before an emergency happens. Once the water is off, call us right away at (778) 265-6446.

Leaving Your Home for Winter?

Many Victoria homeowners head south or travel during winter. An empty home during a cold snap is the highest risk scenario for frozen pipes because there's nobody there to notice the problem before it becomes catastrophic.

• Keep your thermostat at a minimum of 15 degrees Celsius — never turn the heat off entirely when you're away in winter.
• Consider shutting off the main water supply — if the water is off, even a frozen pipe can't cause flooding when it thaws.
• Have someone check on the home — a neighbour, friend, or property manager should walk through at least once a week to check for issues. Many insurance policies require this.

Check your home insurance policy before you leave. Many insurers in BC require that the home be checked regularly during extended absences in winter. Failure to do so can void your water damage coverage.

The Crawlspace Problem

If there's one area where frozen pipes happen most often in Victoria, it's the crawlspace. Many older homes in Greater Victoria — especially those built before the 1990s — have uninsulated crawlspaces with bare water supply lines running through them. Cold air moves freely through foundation vents and crawlspace access points, and the pipes have no protection at all.

Insulating crawlspace pipes is one of the single most effective things you can do to prevent freeze damage. Foam pipe sleeves cost very little and can be installed in an afternoon. For homes with ongoing crawlspace issues, closing foundation vents during winter or adding crawlspace insulation provides even more protection.

If you're not comfortable working in your crawlspace — or if you want a professional assessment of which pipes are at risk — call us and we'll take a look. It's a quick visit and it's far less expensive than dealing with the aftermath of a burst pipe.

Frequently Asked Questions