The drain service of Pure Mechanical GroupMetro Vancouver + Fraser Valley
No. 23 · Done by Pure Mechanical Group

Drain tile repair: what it involves and what it costs

Drain tile is the perforated pipe around your foundation that carries groundwater away. When one section collapses or fills with roots, water backs up against the wall. A repair replaces that section.

Typical cost$3,489–$7,989
How it starts$269 on-site estimate
If you go aheadThe $269 comes off the price
Who does itPure Mechanical Group, the company behind Unclog.it
WhereMetro Vancouver + Fraser Valley
A cut-away of a house foundation showing a damaged section of perimeter drain
Fig. 23: drain tile repair

What drain tile repair typically costs

One section dug up and repaired$3,489–$7,989Depth and what is above the pipe change the price.

Typical prices in Metro Vancouver and the Fraser Valley in 2026, before tax. They are a guide, not our quote. Too much depends on your home to price these jobs unseen, so your price is set on site, in writing, before any work starts.

When you need it

  • Water or damp patches on one basement wall after heavy rain
  • A camera inspection shows a collapsed or root-filled section
  • A downspout that overflows at the ground when it rains

What changes the price

Depth of the foundationA full basement puts the pipe 8 feet down. A crawl space is far shallower.
Access along the wallDecks, stairs, walkways and gardens against the house all have to come out and go back.
Length of the damageA single break is a spot repair. Damage on several sides points to replacement.

What the job involves

  1. Find the damaged section by camera and mark it.
  2. Excavate along the foundation wall down to the footing.
  3. Replace the damaged pipe with new perforated pipe in clean drain rock, wrapped in filter cloth.
  4. Flush and camera the repair, then backfill in layers.
Time on site
Usually 1 to 3 days
Permits
Some municipalities require a permit for perimeter drainage work.

How pricing works for this job

There is no one price for drain tile repair, because the factors above change it from one home to the next. It starts with an on-site estimate for $269. A Pure Mechanical Group plumber looks at the job and gives you a price in writing, good for 30 days. Approve it and the $269 comes off the price. If you do not go ahead, the fee covers the visit. Anything found once work has started is priced and approved before it is done.

Call 1-800-604-0631.

Questions people ask

How much does drain tile repair cost in Metro Vancouver?

One section dug up and repaired: $3,489–$7,989. Typical prices in Metro Vancouver and the Fraser Valley in 2026, before tax. They are a guide, not our quote. Too much depends on your home to price these jobs unseen, so your price is set on site, in writing, before any work starts.

How do I know my drain tile has failed?

Water or damp on a basement wall after heavy rain, a sump that stays dry when it should be running, or downspouts that overflow at the ground. A camera inspection confirms it.

Can it be cleaned and not repaired?

If it is blocked with silt or roots, cleaning may be all it needs. If it has collapsed or separated, cleaning cannot fix it.

Will the repair disturb my garden?

Whatever is against the wall above the repair has to come out. The estimate says what is put back.

Is the estimate free?

No. A Pure Mechanical Group plumber comes out, looks at the job and gives you a written estimate. Approve it and the $269 comes off the price. If you do not go ahead, the fee covers the visit.

What if you find something unexpected once work starts?

The estimate is based on what can be seen. Anything found once a wall, floor or the ground is open is shown to you, priced and approved before it is done.