All guides
Roof replacement cost in Canada by area, material and pitch, siding prices, permits, GST/HST, rebates, contractor licences, holdbacks, warranties and insurance claims.
Costs, Price Factors and 2026 Rules
- Flat roof replacement cost in Canada: SBS, TPO, EPDM and white roof rules
How flat and low-slope roofs on Canadian homes, plexes and additions are priced, membrane types compared, insulation and drains, and Montreal reflectance rules.
- GST/HST, PST and QST on roof and siding replacement in Canada
Which sales taxes apply to roofing and siding contracts in each province, how to check a contractor's GST/HST number, cash-deal risks and worked tax examples.
- How roof pitch changes the cost of a new roof (with pitch factor table)
Why steeper roofs cost more in Canada, how to convert footprint to roof area with a pitch factor, steep-roof labour charges and the slope limits for shingles.
- Roof replacement cost in Canada: price by area, material and pitch
How Canadian roofers price a new roof by roofing square, what material, pitch, tear-off and access add, and how to build an illustrative range for your home.
- Roof and siding rebates in Canada 2026: Greener Homes status and what still pays
What is left of home renovation rebates for roofs and siding in 2026, the Canada Greener Homes Grant and Loan closures, provincial insulation programs and tax credits.
- Asphalt vs metal vs cedar vs slate: roofing material costs in Canada
Compare roofing materials used in Canada on installed price per square, lifespan logic, snow, hail and wildfire performance, weight and warranty terms.
- Do you need a permit to replace a roof or siding in Canada?
Roofing and siding permit rules are set by each municipality. See how Toronto and Montreal treat re-roofing, when structural work triggers a permit and how to check yours.
- Siding replacement cost in Canada: vinyl, fibre cement, wood, metal and stucco
What new siding costs in Canada per square foot by cladding type, what removal, sheathing, insulation and trim add, and how to measure wall area for a quote.
Worked Estimates and Checklists
- Asphalt shingle re-roof cost: a full worked example with tax and holdback
A line-by-line illustrative quote for re-roofing a Canadian two-storey house in asphalt shingles, with decking, ventilation, HST or GST/QST, deposit and holdback.
- How to compare roofing quotes in Canada: a line-by-line checklist
A step-by-step way to compare roofing and siding quotes in Canada on scope, materials, unit prices, warranty, licence, insurance, payment schedule and holdback.
- Holdbacks and construction liens for homeowners: roofing and siding jobs
How the 10% holdback works under Ontario's Construction Act and BC's Builders Lien Act, Alberta's rules, Quebec's legal hypothec, deadlines and when to release payment.
- How to measure your roof in squares (without climbing on it)
Measure a roof from the ground or plans, convert footprint to sloped area with the pitch factor, add waste and count roofing squares and shingle bundles.
- How to finance a new roof in Canada: contractor plans, HELOCs and loans compared
Compare contractor financing, personal loans, lines of credit, HELOCs and mortgage refinancing for a roof or siding job, with worked payment examples and contract risks.
- What a roofing or siding contract should include in Canada
The clauses to look for in a Canadian roofing or siding contract, from scope and unit prices to deposits, cancellation rights for door-to-door sales, warranty and holdback.
- Do roofers need a licence in Canada? Contractor licensing by province
Quebec's RBQ licence, Alberta's prepaid contracting licence, municipal business licences, Red Seal roofers, insurance and workers' compensation checks for Canadian roofing contractors.
- Siding replacement estimate: a worked example for a two-storey house
Measure walls, price vinyl or fibre cement siding, add removal, sheathing, rigid insulation, trim, soffit and tax, and compare two illustrative quotes for one Canadian house.
Failures, Disputes and Official Sources
- Will home insurance pay for my roof? Storm damage vs wear and tear in Canada
When Canadian home insurance covers roof and siding damage from hail or wind, why wear and tear is excluded, depreciation and roof age, deductibles and how to dispute a refusal.
- Ice dams, attic ventilation and flashing: why new roofs still leak in Canada
How ice dams form on Canadian roofs, the role of air leaks, insulation and ventilation, eave protection, flashing mistakes on new roofs and what fixes cost.
- Roof warranties in Canada: manufacturer vs workmanship, proration and transfers
How shingle and metal manufacturer warranties differ from a roofer's workmanship warranty, why "lifetime" is usually prorated, what voids coverage and your rights under provincial law.
- How to complain about a roofer or siding contractor in Canada
Step-by-step escalation for roofing and siding disputes in Canada: demand letters, provincial consumer offices, the RBQ, municipal licensing, small claims courts and the BC Civil Resolution Tribunal.
- Roofing and siding problems in Canada: what goes wrong and who can help
The most common roof and siding failures and disputes in Canada, mapped to the warranty, insurer, regulator, consumer office or court that can help, with official sources.
- Storm chasers and roofing scams in Canada: warning signs and what to do
How door-to-door roofing and siding scams work after hail and windstorms in Canada, the warning signs, your cooling-off rights and where to report fraud.