"Lifetime warranty" is the most oversold phrase in pool sales, because it is almost always describing one component while the rest of the build carries far shorter terms. A warranty is not a feeling of reassurance. It is a set of tiers, dates, and exclusions, and you need to read all three.
The Tiers Hide Behind One Headline
A typical Canadian pool warranty is layered. The structural shell — the gunite or fiberglass body — may carry a lifetime or long-term structural guarantee. But the components most likely to fail carry much shorter coverage: workmanship and fittings often sit around one year, underground plumbing around two, and the interior plaster finish on a multi-year prorated term that pays out less the longer you own it. Equipment is its own category entirely. The pump, heater, and filter are typically covered by the manufacturer's warranty, not the builder's, which means you — not the builder — usually have to register them to activate coverage.
So when a salesperson leads with "lifetime," the right question is: lifetime on what, exactly, and what is the term on everything else? The headline covers the shell. The cracks, leaks, and breakdowns you are statistically more likely to face live in the shorter-term tiers.
When the Clock Starts and What Quietly Voids It
The Canadian Construction Documents Committee frames a construction warranty around three things you should be able to point to in writing: the warranty period, the date it begins, and the remedy you are entitled to. On most pool warranties the clock starts at substantial completion — handover — not at the date you signed. Get that start date documented.
Then read the exclusions, because they are where coverage quietly disappears. Common ones include improper maintenance, missed winterization, plaster discoloration, damage from acts of nature, and — the one that surprises people — service performed by anyone other than the builder or an authorized agent. Hire a cheaper company to open the pool next spring and you may void the warranty you paid for. Coverage is also often transferable to a new owner only within a tight window after closing, which matters if you might sell. The pattern here mirrors any product with layered warranty terms; the same questions worth asking before buying eavestrough guards — what the warranty actually covers and what voids it — apply directly to a pool.