Roof Repair Smedway's Flat Roof Repair crews are trained on TPO, EPDM, and modified bitumen systems across Simi Valley, not general shingle work applied to a flat surface.


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 Simi Valley, CA.
We coordinate timing to reduce impact on tenants or foot traffic wherever possible.
Membrane type and repair scope are itemized separately in every Flat Roof Repair estimate.
Hot-air welding equipment ensures a proper bond on every TPO Flat Roof Repair repair.
Here's what falls under our Simi Valley 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.
Standing water that doesn't drain within 48 hours accelerates membrane breakdown and needs a drainage fix, not just a patch.
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 Simi Valley commercial roof leaks that general roofers often overlook.

Commercial Flat Roof Repair visits are scheduled around your operating hours whenever the situation allows.
On-site assessment identifies the membrane type and the actual cause of the issue.
Repair scope and pricing are explained clearly so you can plan around business operations.
Repaired seams are tested for a proper bond before we leave the site.

Ponding water on our building had been an issue for years until they actually fixed the drainage instead of just patching around it.
— Simi Valley Homeowner
Diagnosed a drain issue nobody else had caught, solved a recurring leak we'd dealt with for two seasons.
— Simi Valley Homeowner
Explained the membrane type and why it mattered for the repair approach.
— Simi Valley Homeowner
They found a second smaller leak we didn't know about while fixing the one we called about.
— Simi Valley Homeowner

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