Roof Moss & Algae Treatment Cost in Ajax
Kill and prevent the black streaks (Gloeocapsa magma) and moss patches that shorten Toronto shingle life. Straight prices — no callbacks, no bait-and-switch.
Your quote — in 3 quick taps.
A certified expert calls or texts back in under 15 minutes. No spam. Fixed-price written quote.
Cost — Moss Treatment in Ajax
Most Ajax jobs land inside a predictable price band. Complexity, access, and system size are the three real drivers.
Second-storey and heritage properties add a modest premium for access and containment gear.
Insurance-grade jobs cost 10-15% more than standard visits because of the documentation and time on paper.
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
Cost FAQ — Ajax
Do you charge for the quote?+
No. Written quotes are free, no obligation, no hard sell — even for major masonry work.
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.
Is your team certified?+
Every technician is WETT SITE-Basic certified at minimum, with lead inspectors carrying SITE-Comprehensive credentials plus CSIA training.
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 offer a warranty?+
Every job carries a 5-year workmanship warranty. Parts carry the manufacturer's warranty on top.
Cost in nearby cities
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Book cost — 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