The Best Roof Moss & Algae Treatment Company in Ajax
Kill and prevent the black streaks (Gloeocapsa magma) and moss patches that shorten Toronto shingle life. The company home inspectors and realtors recommend by name.
Your quote — in 3 quick taps.
A certified expert calls or texts back in under 15 minutes. No spam. Fixed-price written quote.
Best — Moss Treatment in Ajax
Master-level CSIA and WETT SITE-Comprehensive credentials on every crew leader.
22 years of continuous operation, 40,000+ GTA homes serviced, no BBB complaints on file.
Fixed-price quotes, 5-year workmanship warranty, and a $5M liability policy behind every visit.
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
Best FAQ — Ajax
Do you carry insurance?+
$5M general liability plus WSIB coverage on every crew. Both certificates are emailed before we set foot on site.
Do you work weekends?+
Saturday slots book out weeks in advance. Sunday is emergency-only. Book early for weekends.
Can I get a quote without a site visit?+
For most standard services, yes — three photos and your postal code is enough for a firm written number.
Do you charge for the quote?+
No. Written quotes are free, no obligation, no hard sell — even for major masonry work.
Do you offer a warranty?+
Every job carries a 5-year workmanship warranty. Parts carry the manufacturer's warranty on top.
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Book best — Moss Treatment in Ajax
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