Who Does Roof Moss & Algae Treatment in Erin?
Kill and prevent the black streaks (Gloeocapsa magma) and moss patches that shorten Toronto shingle life. Not every contractor in Erin is licensed for this. Here's the test.
Your quote — in 3 quick taps.
A certified expert calls or texts back in under 15 minutes. No spam. Fixed-price written quote.
Who Does It — Moss Treatment in Erin
General handymen quote this work constantly. The problem shows up when your insurer asks for documentation nobody can produce.
In Ontario this work belongs to a WETT-certified contractor carrying at least $2M liability — $5M is the standard serious firms hold.
Ask for the certificate numbers, the WSIB clearance, and two Erin references from the last 90 days. Anyone hesitating is telling you something.
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. Apply shingle-safe algaecide, dwell 20 min
- 2. Hand-brush any moss patches
- 3. Rinse with low-pressure fan spray
- 4. Install continuous zinc strip at ridge
Who Does It FAQ — Erin
Do you offer a warranty?+
Every job carries a 5-year workmanship warranty. Parts carry the manufacturer's warranty on top.
Are your quotes really fixed?+
Yes. Every written quote is fixed — we absorb the risk if the job runs long. That's the whole point of certified pricing.
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.
Is your team certified?+
Every technician is WETT SITE-Basic certified at minimum, with lead inspectors carrying SITE-Comprehensive credentials plus CSIA training.
Who Does It in nearby cities
Also serving Erin
Book who does it — Moss Treatment in Erin
Free written quotes. Same-week booking across the GTA.
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