Quick answer
Whether you're building new, finishing a major addition, or fully replacing an end-of-life roof, Good Roofing delivers a new Calgary roof that'll stand up to hail, Chinooks, and decades of weather — backed by a 10-year workmanship warranty.
Estimates by phone: (587) 804-9266 · Good Roofing · Calgary-owned since 2014 · 10-year workmanship warranty.
A new roof installation is fundamentally different from a re-shingle. The deck is fresh, the flashings are virgin, the ventilation can be designed correctly from scratch. Done right, a new install can last 40–50 years. Done wrong, it's leaking inside 5.
01 · Section
What a proper Calgary new roof install includes
Every layer matters. Here's what we spec by default:
- 015/8" OSB or plywood decking (not 7/16" cheap sheathing)
- 02Synthetic underlayment across the entire deck
- 03Ice & water shield 6' up from eaves, full valleys, around penetrations
- 04New drip edge on every eave and rake
- 05Properly sized intake (soffit) and exhaust (ridge) ventilation
- 06Class 4 impact-rated shingles (recommended for Calgary climate)
- 07Step flashing at every wall transition
- 08Manufacturer-registered warranty