Boiler Water Leak Repair in Metro Vancouver Causes, Costs Same-Day Service — CANRO, licensed Metro Vancouver boiler specialists since 1999. Same-day response. Call (604) 359-1081.
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A leaking boiler is one of the most common — and most urgent — heating calls in Metro Vancouver. Because a boiler is a sealed, pressurized water system, even a small drip can drop system pressure, leave you with no heat, and cause water damage if it is ignored. CANRO Heating & Cooling has repaired boiler water leaks across the Lower Mainland since 1999. Call (604) 359-1081 for same-day help.
This page is about water leaks — dripping, puddling, or steadily dropping boiler pressure. That is different from a gas leak. If you ever smell gas, leave the home and call from outside; a water leak, while not explosive, still needs prompt repair to prevent damage and protect the boiler.
Most boiler water leaks trace back to one of these causes:
A boiler that is leaking fast, losing pressure, and producing no heat needs urgent attention — especially in winter. Dropping pressure with a running boiler can damage the unit, and water near electrical controls is a hazard. We offer same-day response across Metro Vancouver.
We pressure-test the system, check the expansion-tank charge and relief valve, inspect the circulator, fittings, air vents and fill valve, and on combi units evaluate the heat exchanger. We repair the source, re-pressurize correctly, bleed air, and confirm a clean heating cycle before we leave.
Relief valves, air vents and fill valves are typically $150–$400. A circulator pump runs about $400–$800, and an expansion tank $250–$500. A failed heat exchanger is major — we give you honest repair-vs-replace numbers and upfront pricing.
CANRO repairs boiler leaks in every Metro Vancouver community:
A persistent pressure drop usually means an active leak (a fitting, the relief valve, or the expansion tank) or a waterlogged expansion tank — it should be diagnosed, not just topped up.
If it is leaking quickly, losing pressure, or leaving you with no heat in winter, yes — call for same-day service. Small weeps still need prompt repair before they grow.
Most leaks — valves, vents, pumps, fittings — are straightforward repairs. Only a corroded or cracked heat exchanger usually pushes toward replacement, and we tell you honestly.
We offer same-day response for boiler leaks across Metro Vancouver.
Call (604) 359-1081 or request service for same-day boiler water leak repair in Metro Vancouver. Licensed, Red Seal technicians since 1999.
“Canro does an amazing job! Super professional and skilled with everything—boilers, furnaces, and AC. Always a pleasure working with them!”

“Five stars for Canro. We needed a replacement of a 30-year-old boiler. A new high-efficiency unit was installed—clean, professional work.”

“I can’t speak highly enough about George, who was recommended for a boiler service call for my parents’ home. George is excellent.”

25+ years keeping Metro Vancouver homes comfortable. Honest advice, upfront pricing, work that lasts.