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Start with two visits a year. The spring visit clears what the winter left behind: grit from the roof, seeds and the last of the old leaves. The fall visit comes after most trees near the building are bare and before the gutters freeze.
Move to four visits a year if any of these apply to your building:
After a big storm, a quick check of the problem spots is often enough. You do not always need a full cleaning.

The right schedule depends on what sits under the roof edge and how much debris the roof collects.
Twice a year is usually enough on a simple roof. Large or multi-level offices are worth a check every quarter.
Customers walk under the roof edge. Spring and fall cleaning, plus a check if trees are close.
Kitchen exhaust and rooftop units add grease and dirt to the roof, so the drains need a closer look.
Long gutter runs and big roofs hide a blockage for weeks. Book set visits instead of waiting for an overflow.
Several buildings need one repeatable plan. Lower-risk roofs get two visits, treed sites get four.
Schools and other institutions have heavy foot traffic at the doors, so overflow there is a safety issue.
Don’t wait for the next booked visit if rain spills over the gutter edge. The same goes for a downspout that stays dry in a downpour. Either one means something is stuck.
Other signs are moss or small plants in the trough and dark streaks down the wall below. So is a run that sags or has pulled off its hangers. In winter, look for a thick ridge of ice along the roof edge. A puddle that keeps coming back near a door or a loading dock is worth a call too.
We can find the blockage and tell you whether a part needs repair.
Leaves in Toronto come down over several weeks, and many trees are not bare until November. A visit in early October can leave the gutters full again before winter. For a treed site, plan one cleaning when most leaves have fallen and a short check before steady freezing starts.
In spring, book after the snow is gone. Maples drop their seeds in late spring, so a building under maples may need a second spring visit.
We clean gutters on commercial and multi-unit properties across Toronto, on flat roofs and sloped ones. The crew clears the debris by hand and with tools, from ladders, lifts or high-reach poles. Then we flush each downspout to be sure the water gets through.
While we’re up there, we look over the whole system for leaks and failed joints. If the gutters are stained, we wash the outside, and we can treat mould and mildew. Most gutter guards come off and go back on, so we clean under them too.
You can book us quarterly, twice a year or by the season. The price is upfront and all-inclusive, with no hidden fees.

Can’t find your question below? Call us at 1-647-224-2064.

At least twice a year, in spring and after the leaves fall. Buildings with trees close by, several roof levels or a history of blockages usually need four visits a year.
Yes. We clean gutters on flat and sloped roofs, on offices, retail centres, condos, industrial facilities and public institutions.
Yes. Our team is certified and equipped for multi-storey and commercial gutter work. We work safely from lifts, rope systems and ladders.
Yes. We remove and put back most types of gutter guards so we can clean properly underneath.
Yes. All Outwash technicians are covered by WSIB and by our $5 million liability insurance. Every crew member who works off the ground holds Working at Heights certification.
Fill out the quote form on this page or call us. The quote is free, and the price is upfront and all-inclusive.
See what else we clean for commercial buildings.
More tips for property managers are on our blog.
Tell us about your building and we’ll send you a free quote. Prefer to talk? Call us at 1-647-224-2064.