We also inspect rooftop HVAC curbs and penetrations, since equipment mounts are a common overlooked source of flat roof leaks.


We carry compatible repair materials for multiple membrane brands, since mismatched patch material is a common cause of repeat flat roof failures.
We also test repaired seams for a proper bond before leaving, rather than assuming a visual check is enough.
Every Flat Roof Repair technician carries current Corunna, MI licensing for commercial roofing work.
Local Corunna dispatch minimizes business disruption with scheduling around your operating hours.
Written Flat Roof Repair estimates cover membrane type, repair scope, and labor upfront.
Hot-air welders and seam probes come standard for TPO and EPDM Flat Roof Repair work.
Most Corunna flat roof issues combine two or three of these elements, which is why a full inspection matters.
We test repaired seams for a proper bond before considering the Flat Roof Repair job complete.
We identify the membrane type first, since EPDM and TPO repairs use different adhesive systems.
We identify why water is pooling — often a low spot or blocked drain — before recommending a solution.
We assess whether a modified bitumen repair needs a patch or a full section replacement.
We clear and repair drains and scuppers as part of a full Flat Roof Repair visit.
Rooftop HVAC units and their curbs are a frequent source of Corunna commercial roof leaks that general roofers often overlook.

Commercial Flat Roof Repair visits are scheduled around your operating hours whenever the situation allows.
A technician inspects the membrane system, checking seams, drains, and any ponding areas.
You receive a written estimate covering membrane repair or drainage correction before work begins.
A completed Flat Roof Repair includes a walkthrough of what was repaired and why.

They tested the seam repair with water before considering the job done.
— Corunna Homeowner
Scheduled around our tenants' business hours without us even having to ask.
— Corunna Homeowner
Explained the membrane type and why it mattered for the repair approach.
— Corunna Homeowner
They found a second smaller leak we didn't know about while fixing the one we called about.
— Corunna Homeowner

We prioritize active leak calls first during high-demand periods across Corunna.
