4.9 · 512+ Reviews WETT & CSIA $5M Insured Same-Week
Toronto Chimney ProsWinter MMXXVI
Restored Toronto masonry fireplace at dusk with the CN Tower skyline
Toronto · Who Does It · From $349

Who Does Roof Moss & Algae Treatment in Toronto?

Kill and prevent the black streaks (Gloeocapsa magma) and moss patches that shorten Toronto shingle life. Who actually does this work in Toronto — and how to vet them.

Call (437) 475-3344
Free · 60 seconds

Your quote — in 3 quick taps.

A certified expert calls or texts back in under 15 minutes. No spam. Fixed-price written quote.

Get a callback in 15 minutes

No forms — just name & number.

WETT certified · $5M insured · 5-year warranty

Who Does It

Who Does It — Moss Treatment in Toronto

In Ontario this work belongs to a WETT-certified contractor carrying at least $2M liability — $5M is the standard serious firms hold.

General handymen quote this work constantly. The problem shows up when your insurer asks for documentation nobody can produce.

Ask for the certificate numbers, the WSIB clearance, and two Toronto references from the last 90 days. Anyone hesitating is telling you something.

Scope

What's included

  • Kills the algae at the root
  • Removes moss patches by hand — no scraping
  • Zinc strip prevents 8–10 years of regrowth
  • Extends shingle life by ~30%
  1. 1. Apply shingle-safe algaecide, dwell 20 min
  2. 2. Hand-brush any moss patches
  3. 3. Rinse with low-pressure fan spray
  4. 4. Install continuous zinc strip at ridge
FAQ

Who Does It FAQ — Toronto

Do you handle insurance paperwork?+

Yes. We photograph, document, and email inspection reports in the format Ontario insurers accept.

Can I finance the work?+

Yes. 0% promo financing is available on qualifying projects — approvals in minutes with no credit pull.

How fast can you book me in?+

Same-week is standard across the GTA. Same-day is available if you book before 11 AM most weekdays.

Do you work weekends?+

Saturday slots book out weeks in advance. Sunday is emergency-only. Book early for weekends.

Do you carry insurance?+

$5M general liability plus WSIB coverage on every crew. Both certificates are emailed before we set foot on site.

Nearby

Who Does It in nearby cities

Other services

Also serving Toronto

Book now

Book who does it — Moss Treatment in Toronto

Free written quotes. Same-week booking across the GTA.

(437) 475-3344
Free · 60 seconds

Quote in 3 quick taps.

Service · urgency · contact. A chimney expert replies in under 15 minutes.

  • Fixed-price written quote
  • No spam, no sales calls
  • WETT & CSIA certified
Call Text