White flat roof membrane with rooftop HVAC units under clear sky

Commercial Flat Roof Repair in Lenexa, KS

A clear scope starts with the roof in front of us.

Trace the commercial roof leak through the membrane and its details, then define a repair that reaches sound material.

Tell us about your commercial roof

Tell us about the property and what you have noticed.

Free roof inspectionsStart with the existing roof.
Repair and reroof optionsChoose work that fits the condition.
Homes and commercial roofsThe right scope for the building.

Flat Roof Leak Repair in Lenexa

A flat roof leak can begin at a puncture, seam, drain or equipment curb and travel through the assembly before appearing indoors. The wet ceiling below a roof unit does not prove that the unit itself is the source.

The first assessment identifies the material and checks the connected details around the affected area. Compatible preparation and repair matter because TPO, EPDM, asphalt-based roofing and coatings do not use one universal patch system.

Where the supporting layers are wet or damaged, the repair boundary needs to extend beyond the surface opening. The visible membrane is only one part of the scope.

Close-up of a wrapped membrane corner at a rooftop equipment curb

Finding the Edge of Wet Insulation

Wet insulation can hold water beneath a membrane that looks mostly intact. Manufacturer reroof guidance describes sampling suspected wet areas and extending the investigation to establish their limits. That specialist work is separate from a routine surface roof walk.

The result changes the construction decision. A repair can include removing wet material and restoring a dry, sound area. Widespread moisture or unsuitable support can make a larger replacement scope more appropriate than another surface patch.

Illustrative cutaway of a low-slope roof showing localized wet insulation beside a drain and dry supporting layers
Conceptual cutaway showing localized wet insulation below a membrane. Actual assemblies and investigation methods vary.

Drainage and Equipment Curb Repairs

Follow both the water path and the interruption in the membrane.

DetailRepair needs
Drain or scupperClear intended water flow and a sound connection between the outlet and the roofing layers.
Equipment curbCompatible membrane flashing, corners and terminations around the raised curb.
Walkway or service routeAddress punctures and protection needs where equipment is accessed.
SeamRepair with the correct welded or splice method after identifying the actual system.

Flat Roof Repair FAQs

Can you patch one commercial roof leak?

Yes, when the defect and surrounding assembly have a sound repair boundary. Wet layers and damaged support can extend the work.

Will cleaning a drain fix the leak?

A blocked outlet and a failed drain connection are different problems. Restoring flow helps drainage, while the membrane connection may need separate repair.

Does the repair require shutting the building?

The project arrangement depends on access, the affected area and conditions inside the building. Tenant protection and work zones should be planned with the roof scope.

(913) 254-3287

Discuss Your Commercial Roof Leak

Tell us where water appears and how the building is used. Mention sensitive stock, occupants or equipment that affect the repair arrangement.

White flat roofing across a retail center beside a parking lot

Tell us about your commercial roof

Tell us where the roof is and what you need help with.