Here’s something most homeowners never think about until it happens. The day the old siding comes off is the only day in the life of your house that anyone gets to see the actual wall.
Not a section of it. Not what a moisture meter suggests. The whole thing, framing to sheathing, top to bottom. And what’s found in those few hours decides a lot about what the project costs.
Why the number moves
A pre-tear-off quote is an estimate about a wall nobody can see. A good contractor prices what’s visible. They flag what’s likely. And they tell you which parts are guesses.
Then the siding comes off and reality arrives. Sometimes it’s better than expected. Often there’s rot at the base of a wall. Or damaged sheathing under a window. Or a bad repair someone did in 1994.
None of that is a contractor problem. It’s a house problem. But how it’s handled separates a decent experience from a bad one.
What good handling looks like
The crew stops and shows you. Photos, not a phone call. A written change to the scope with a price on it, before more work happens. A clear split between what has to be fixed and what can wait.
What you don’t want is a verbal “we found some stuff, it’ll be a bit more” followed by an invoice at the end. That’s the single most common source of renovation disputes, and it’s entirely avoidable with a written change process agreed at the start.
Why this neighbourhood sees both ends of it
The old blocks hold some of the city’s oldest houses. Original cladding, no drainage gap behind it, decades of weather on the sheathing. Those tear-offs tend to reveal work. The newer subdivisions have younger walls. But builder-grade detailing means flashing and trim failures show up early, in places you can find.
Different houses, different surprises, same principle: plan for the wall to tell you something.
Mi Casa Exteriors in Cloverdale works from a shop at 19340 65 Ave, which keeps site visits quick and crews close to the project. Every job is done by in-house teams rather than subcontractors, quotes are written and fixed, there’s zero deposit, and final payment waits until you’re satisfied.
It also helps to be reachable on tear-off day. Decisions get made faster when the owner can look at a photo and answer within the hour.
Rebuilding to a better standard
The upside of an open wall is that it’s the cheapest moment to improve it. Rot gets repaired, flashing gets corrected, and a drainage gap gets added where none existed. RDH Building Science, whose owner and property manager guide came out of the coastal BC envelope failures, makes the case that rehabilitation is about understanding why a wall failed before deciding how to rebuild it.
That’s the part worth insisting on. A crew that replaces siding without asking why the last one failed has built you a newer version of the same problem.
Before you book
Ask any contractor you’re considering how they handle what’s found at tear-off. The answer tells you more than the price does.