Flat and low-slope roofs fail differently than pitched shingle roofs — ponding water, seam separation, and membrane punctures need specialized diagnosis.
A flat roof leak rarely shows up directly above where the water actually entered — membrane systems move water laterally before it drips through.
We also test repaired seams for a proper bond before leaving, rather than assuming a visual check is enough.
Membrane Flat Roof Repair credentials cover commercial licensing requirements across Durham, CA.
We coordinate Durham scheduling around your business hours whenever the situation allows.
Membrane type and repair scope are itemized separately in every Flat Roof Repair estimate.
Hot-air welders and seam probes come standard for TPO and EPDM Flat Roof Repair work.
Here's what falls under our Durham Flat Roof Repair service for commercial and low-slope roofs.
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.
Clogged or damaged drains are a leading cause of Durham flat roof ponding and membrane stress.
Rooftop HVAC units and their curbs are a frequent source of Durham commercial roof leaks that general roofers often overlook.
We start by discussing the issue — ponding, active leak, or visible membrane damage.
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.
Repaired seams are tested for a proper bond before we leave the site.
They tested the seam repair with water before considering the job done.
— Durham Homeowner
Scheduled around our tenants' business hours without us even having to ask.
— Durham Homeowner
EPDM patch job from another company had failed within a year. Theirs has held up fine since.
— Durham Homeowner
They found a second smaller leak we didn't know about while fixing the one we called about.
— Durham Homeowner
We prioritize active leak calls first during high-demand periods across Durham.
