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819 328-2129 Free Quote
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Free Quote 819 328-2129
Grey interlock patio around a pool, by the water
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Interlock Cleaning & Repair, Gatineau and Ottawa

In Gatineau, the Outaouais and Ottawa, we do interlock cleaning and repair: pressure wash, new polymeric sand in the joints, sunken pavers set back level.

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Free visit, written price, 12-month warranty.

Or call 819 328-2129

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Get your free quote

3 questions, under a minute. No commitment.

  • We come to you and give you a free written quote.
  • Always our own crew on site, never a subcontractor.
  • We reach you by phone or text.

Your area * Where are the pavers?

Almost done!

So we can call or text you about your quote, nothing else.

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Your information stays 100% confidential.

Before and after, on our jobs

Drag the bar to see the difference. See all our before and after photos.

The same walkway after cleaning and repair: clean grey slabs and refilled joints
Interlock walkway beside a house before cleaning and repair: grimy grey slabs and dirty joints
Before After
The same beige pavers after cleaning and repair: clean joints, no weeds
Beige interlock pavers with weeds growing in every joint, before cleaning and repair
Before After
Interlock repair
Interlock cleaning
Interlock releveling
Interlock sealing
Free quote
Gatineau, Hull, Aylmer, Ottawa
Interlock repair
Interlock cleaning
Interlock releveling
Interlock sealing
Free quote
Gatineau, Hull, Aylmer, Ottawa

Interlock cleaning and repair in Gatineau and Ottawa

One project, the whole job: cleaning, re-sanded joints and sunken pavers set back level. Sealing is optional, in a separate visit.

Our main service

Interlock repair and cleaning

  • Pressure washing that clears out the old sand, moss and weeds
  • Joints re-sanded with new polymeric sand
  • Water activation, carefully measured and timed around the weather
  • The whole surface (driveway, patio or walkway), so the colour stays even

A job done right stays weed-free for 3 to 5 years.

12-month guarantee, detailed in your contract.

All about interlock repair

How we work

Four steps, always done by our own team.

Interlock driveway in front of a modern house
01

Free quote

We come see your pavers and give you a written price.

Pressure washing mossy interlock pavers
02

Pressure washing

We clear out the old sand, the moss and the weeds.

Polymeric sand being swept over interlock pavers
03

Re-sanded joints

With Techniseal HP NextGel: the best of the 4 sands we've tried.

Sealed interlock pavers with a wet-look finish
04

Sealing, optional

It protects your pavers and brings back their colour.

Portrait of Duo Vert founders, Émile and Beckett
Who We Are

Émile & Beckett, local founders

Duo Vert is Émile and Beckett, two friends from the area. We've been restoring interlock for two years, and we've worked outdoors since we were kids: it's in our nature.

Sitting behind a desk all day was never an option. We wanted to work together, outdoors, and help people with quality work. Today Duo Vert is our pride, and we treat every driveway we repair like it's our own.

No subcontracting: it's always our own team on the job site, with a fast response to every request.

Your free quote, step by step

We come to your home, in Gatineau or Ottawa, to look at your interlock. Then you get a clear, detailed written price.

1. We call you

After your request, we call or text you to pick a time that works for you.

2. We come take a look

We measure the surface and check the joints, how level the pavers are and any stains.

3. You get your quote

By email, with every step of the work and its price.

Free visit, no obligation

You decide afterwards, no pressure.

Reply within minutes

Book your free visit

3 questions, under a minute.

Your area * Where are the pavers?

Almost done!

So we can call or text you about your quote, nothing else.

Sending...
Your information stays 100% confidential.

Cleaning, joints or releveling?

Interlock that has aged badly does not always need the same fix. Here is how we tell the cases apart.

  • Moss, black stains, weeds or dull pavers: that is an interlock cleaning. The pressure wash removes everything, including the old sand in the joints.
  • Empty joints, sand washing away, ants or weeds in the joints: the joints need new sand, covered in our article on redoing joints. With us it is the same visit: after the wash, we put in fresh polymeric sand.
  • A few low spots or pavers that move: these are small spots for releveling, done during a restoration once the cause is found. Why interlock pavers sink.
  • The whole driveway is uneven, with highs and lows everywhere: that is no longer a cleaning or a releveling. When the base is uneven almost everywhere, the pavers have to be laid again, and that is not a job we take. Restore or replace.
  • The pavers are clean and you want to protect them: that is sealing, applied about 30 days after the sand. Never over dirty pavers, because the sealer would lock the dirt in.

Not sure what your pavers need? A free visit is enough to find out, and we tell you straight.

Frequently asked questions

Another question? Call or text us at 819 328-2129, or read more questions and answers about interlock.

It depends on the surface, the condition of your pavers and the size of the pavers. Our projects generally run between $800 and $4,500. We come take a look for free and give you a written price. Details are on our interlock pricing page.
We restore interlock that's already in place: pressure washing, re-sanding the joints with polymeric sand, releveling sunken pavers and optional sealing. We don't install new pavers.
You can wash your pavers yourself, but a badly set pressure washer can damage the pavers and empty the joints. Vinegar and boiling water kill the top of the weeds, but they come back within weeks. With polymeric sand, it all comes down to activation: too much water, too little, or rain within two days, and the job has to be redone.
Yes. We reply within minutes, then come to your home, look at your pavers and give you a written quote, free and with no obligation.
The pavers themselves last 20 to 40 years. The joint sand stays weed-free for 3 to 5 years when the job is done right, depending on the pavers and the ground underneath. After that, a few weeds may show up here and there, and a full restoration is due around 6 to 8 years. If weeds come back in less than a year, the job was done badly.
We start projects from May to the end of September, and June to August is ideal, depending on the weather: the sand needs two days without rain after it goes in.
Yes, a 12-month guarantee on our work. All the details are written in your contract, which you can read before you sign.
Grey interlock patio around a pool

Clean joints for years to come

We come see your pavers and give you a written price, free.

Get my free quote

Free visit, written price, 12-month warranty.