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A row of shut-off valves set into an outside wall

Basement protection

Backwater valve installation in Milton

Picture a one-way door in the main drain: wastewater swings it open on the way out, and a surge from the street slams it shut. For a basement with carpet and drywall, few upgrades pay back as well.

  • Suits: Basements at risk of sewer backup
  • Typical visit: One to two days
  • Fault shown to you before any repair
  • Firm price on site, then the work
  • Drop sheets down, mess cleaned up after
Call now ยท (365) 364-2776

A person answers. No forms, no apps.

A row of shut-off valves set into an outside wall.

Why it matters

During very heavy rain the municipal sewer can surcharge, pushing water backward into connected houses through the lowest drains. A properly installed normally-open backwater valve closes when flow reverses, then opens again when the sewer drains.

Signs this is the job you need

  • Neighbours have had sewer backups
  • Your basement is finished or used as living space
  • Your floor drain backed up in a storm
  • The street has older combined or overloaded sewers
  • You are renovating the basement

Talk it through with a plumber

One call to (365) 364-2776 reaches someone who can tell you what the job involves and when a van can be at the door.

Call now

How the work goes

  1. We camera and locate the main drain.
  2. We cut and excavate the floor.
  3. We install the valve and access box.
  4. We test the valve.
  5. We pour new concrete and clean up.

The install

We locate the main drain with a camera, saw-cut a section of the basement floor and dig down to the pipe. We cut in the backwater valve body at the right slope, connect it with couplings and build an access box so the cover stays at floor level.

  • We test it with water before pouring new concrete around the access.
  • We show you how to open and clean it.

Asked on the phone line

Does it need maintenance?

Yes. Check and clean it at least once a year.

Will my drains still work?

Yes, with the valve normally open.

How a call to us runs

  1. You ring (365) 364-2776 and a person picks up, not a menu.
  2. We ask where the water is, what you have already shut off and what decade the building went up in.
  3. We say when the van should pull up and what to do until it does.
  4. On site we show you the fault, give a firm price before starting and clean up after.

Phone booking keeps things quick: no forms, no portals, no follow-up emails trying to sell you a maintenance plan.

Related pages

Homes · shops · condo buildings

Water where it shouldn’t be? Ring now.

Call (365) 364-2776
Call now · (365) 364-2776