OYH Roofing

Commercial Roofing Contractor: How to Choose One

Completed TPO roof at Millomat Stampings in Mississauga by OYH Roofing

Commercial Roofing Contractor: How to Choose One The checks, the questions to ask and the quote details that separate a solid commercial roofer from a risky one. Call 1-833-775-7663 Oakville head office · Flat roof repairs, replacements and inspections for commercial, industrial and institutional buildings across Ontario Karol Rajkowski Vice President, OYH Roofing Published October […]

Roof Replacement Permit: When Ontario Requires One

New-build residential PVC roof in Sault Ste. Marie, Ontario

Roof Replacement Permit: When Ontario Requires One What Toronto, Mississauga and Brampton say about re-roofing, the roof work that does need a permit, and the other approvals on a commercial job. Call 1-833-775-7663 Oakville head office · Flat roof repairs, replacements and inspections for commercial, industrial and institutional buildings across Ontario Karol Rajkowski Vice President, […]

Tar and Gravel Roof: Repair or Replace With a Membrane?

Drone view of commercial building at 777 Niagara St Welland with new modified bitumen roofing system

Tar and Gravel Roof: Repair or Replace With a Membrane? When a built-up roof can still be patched, the checks Ontario owners need before a tear-off, and which membranes replace it. Call 1-833-775-7663 Oakville head office · Flat roof repairs, replacements and inspections for commercial, industrial and institutional buildings across Ontario Karol Rajkowski Vice President, […]

Modified Bitumen vs TPO: Choosing a Commercial Flat Roof in Ontario

Industrial roofing Mississauga project showing 2-ply modified bitumen roof surface

Modified Bitumen vs TPO: Choosing a Commercial Flat Roof in Ontario How a layered, asphalt-based roof compares with a single white, heat-welded sheet on foot traffic, summer heat, cold-weather installs, lifespan and cost. Call 1-833-775-7663 Oakville head office · Modified bitumen and TPO roofs for commercial, industrial and institutional buildings across Ontario Karol Rajkowski Vice […]

Commercial Flat Roof Lifespan: What Ontario Owners Can Expect

Welland commercial roofing project at 777 Niagara St aerial view showing 52300 sqft modified bitumen roof installation

Commercial Flat Roof Lifespan: What Ontario Owners Can Expect How long TPO, PVC, EPDM, modified bitumen and built-up roofs last, what Ontario weather does to them, and how to tell when a roof is near the end. Call 1-833-775-7663 Oakville head office · Flat roofs for commercial, industrial and institutional buildings across Ontario Karol Rajkowski […]

Commercial Roof Warranty: What Ontario Owners Should Get

Drone view of commercial building at 777 Niagara St Welland with new modified bitumen roofing system

Commercial Roof Warranty: What Ontario Owners Should Get The types of commercial roof warranty, how long they run, what voids them, and five questions to ask before you sign. Call 1-833-775-7663 Oakville head office · Flat roofs for commercial, industrial and institutional buildings across Ontario Karol Rajkowski Vice President, OYH Roofing Published October 5, 2026 […]

TPO vs EPDM: Which Flat Roof Fits Your Building?

60 mil TPO membrane on Mississauga industrial roof

TPO vs EPDM: Which Flat Roof Fits Your Building? How the two most common single-ply roofs compare on seams, summer heat, lifespan and repairs, and which one suits office and commercial buildings in Ontario. Call 1-833-775-7663 Oakville head office · Flat roofs for commercial, industrial and institutional buildings across Ontario Karol Rajkowski Vice President, OYH […]

Warehouse Roof Replacement: Planning Guide for Owners

Completed 2-ply modified bitumen industrial roof in Mississauga by OYH Roofing

Warehouse Roof Replacement: Planning Guide for Owners How re-roofing a warehouse works in Ontario: when it is time, how the work runs while trucks keep moving, and which flat roof system fits. Call 1-833-775-7663 Oakville head office · Flat roofs for industrial, commercial and institutional buildings across Ontario Karol Rajkowski Vice President, OYH Roofing Published […]

Apartment Building Roof Replacement: A Guide for Owners

PVC flat roof installation on residential building — OYH Roofing

Apartment Building Roof Replacement: A Guide for Owners How re-roofing a low-slope apartment building works in Ontario: when it is time, how the job runs with tenants at home, and which flat roof system fits. Call 1-833-775-7663 Oakville head office · Flat roofs for residential, commercial, industrial and institutional buildings across Ontario Karol Rajkowski Vice […]

Mississauga Industrial

Modified bitumen flat roof installation on commercial building — OYH Roofing

Industrial Roofing Mississauga: 53,000 Sq Ft Roof Recover The old roof came off and a new 2-ply modified bitumen system went on a 53,000 square foot industrial building, with a 20-year warranty on labour and materials. Call 1-833-775-7663 Mississauga · 2-ply modified bitumen · 20 years on labour and materials Karol Rajkowski Vice President, OYH […]