Roof Openings and Repairs


Safe, Professional Work That Protects Your Roof's Integrity

Whether you need to cut a new opening for HVAC equipment or repair damage to your existing flat roof, BML Roofing Systems delivers quality work across Hamilton, Burlington, and Brantford. Our know-how in commercial flat roofing is approved by many roofing system manufacturers, guaranteeing that all repair work for your property is in great hands.

Fix it now, fix it well!

Structurally Sound Openings That Won't Compromise Your Roof

We conduct thorough structural assessments before cutting any roof opening, ensuring the work won't weaken your roof system. Our team reinforces all penetration areas and installs proper curbing that integrates seamlessly with your existing membrane.

Aerial view of a flat commercial roof with HVAC units. The building is brick with large windows.

Watertight Repairs Using Manufacturer-Approved Techniques

Our repair methods follow roofing system manufacturer specifications for modified bitumen, EPDM, TPO, built-up roofing, and metal systems. We match materials precisely to your existing roof and apply proper bonding techniques that restore full waterproof protection.

Person using a torch to heat a black roofing membrane; flame present.

Safe Project Execution with Zero Workplace Incidents

We follow strict safety protocols during all roof opening and repair work, protecting both our crew and your building occupants. Our team uses proper fall protection, secures the work area, and maintains clean, organized job sites throughout the project.

Person rolling out a black roofing material on a dark surface, wearing gloves.

Choose the very best for your roof!