Roof Flashing Repair — DIY vs Pro in Markham
Replace and reseal step, counter, chimney, and skylight flashing — the #1 source of roof leaks. Side-by-side: what you get, what you skip, what it costs.
Your quote — in 3 quick taps.
A certified expert calls or texts back in under 15 minutes. No spam. Fixed-price written quote.
DIY vs Pro — Flashing Repair in Markham
Cheapest and safest are rarely the same choice — this page shows where they overlap in Markham.
DIY works for surface-level maintenance. Anything involving flues, roofs, or insurance needs certified paperwork.
The pro premium is 90% documentation, 10% specialty tooling. Both have real value insurers rely on.
What's included
- ✓ Aluminum or lead — never galvanized-only
- ✓ Mechanical fastening, not caulk-and-pray
- ✓ Tri-polymer sealant, 20-year rated
- ✓ Covers 80% of common leak sources
- 1. Identify failed flashing type and location
- 2. Remove shingle courses to expose flashing
- 3. Install new step / counter / valley / boot flashing
- 4. Re-shingle over new flashing, seal edges
DIY vs Pro FAQ — Markham
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.
Is your team certified?+
Every technician is WETT SITE-Basic certified at minimum, with lead inspectors carrying SITE-Comprehensive credentials plus CSIA training.
Can I finance the work?+
Yes. 0% promo financing is available on qualifying projects — approvals in minutes with no credit pull.
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 carry insurance?+
$5M general liability plus WSIB coverage on every crew. Both certificates are emailed before we set foot on site.
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Book diy vs pro — Flashing Repair in Markham
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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