Barrie's first hard freeze usually arrives in late October or early November, and every year it bursts outdoor faucet pipes across the city. The pattern is almost always the same: a hose left connected traps water in the line right where the cold hits, the pipe splits — often inside the wall — and the leak can run into a basement or crawl space undetected all winter. Shutting your hose bibs down properly takes about ten minutes. Repairing a burst line and the water damage behind it costs a great deal more.
Why Hose Bibs Are So Vulnerable
An outdoor faucet is a pipe that pokes out of a heated house into freezing air. On a standard hose bib, the valve seat sits right at the exterior wall, which means the section of pipe near the cold stays full of water all winter. Water expands as it freezes, and that expansion can split copper or PEX. The split usually happens on the indoor side of the wall, where nobody sees it — it's revealed in spring, the first time you turn the faucet on and water pours into the wall instead of out the spout. Connected hoses are the most common cause of all: they block drainage completely and hold water exactly where the freeze starts.
The Shutdown Procedure: Ten Minutes, Done Right
Start by finding the interior shut-off valve — it's usually in the basement, close to where the line runs to the outside faucet. Then:
- Disconnect everything. Remove hoses, splitters, and timers. Drain the hoses and store them indoors or in the garage so they don't crack.
- Close the interior valve. This stops new water from reaching the outdoor section.
- Open the outdoor tap fully. Let the trapped water drain out.
- Leave the outdoor tap open all winter. Any water that finds its way in has room to expand and a way out.
- Drain the bleeder cap if your valve has one. Open the small cap on the side of the interior valve, let the last of the water drain into a bucket, then close it.
If your outdoor line has no interior shut-off valve at all, have one installed. It's a small job that makes every future fall shutdown a two-minute task — and it's part of proper outdoor plumbing repair and maintenance, not an optional extra.
Frost-Free Faucets: Better, But Not Invincible
Many newer Barrie homes have frost-free sillcocks, and they're a genuine improvement: the valve seat sits 8–12 inches inside the heated wall, so the water stops where it's warm and the outside section drains itself. But a connected hose defeats the design completely — the line can't drain, water stays trapped along its length, and it can split the same way a standard bib does. Disconnect the hose and winterize anyway. "Frost-free" describes the faucet, not the hose you leave attached to it.
Already Cold? Late Is Better Than Never
If the first freeze snuck up on you, don't wait for spring. Disconnect the hoses immediately, then shut off and drain the lines as soon as you can. If a faucet is already frozen solid, don't force it — call a plumber instead of breaking the handle or the line. And next spring, pay attention the first time you use the faucet: low flow, or the sound of running water inside the wall, means a split line. Close the interior valve immediately and call for repair before it soaks the wall.
Burst hose bibs are one of the most preventable plumbing repairs there is. Call Concepts Plumbing at (705) 715-1513 for a free estimate in Barrie and Simcoe County. We're open 24 hours a day, 7 days a week.
