OYH Roofing

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, […]