Two roofers in hi-vis vests unrolling white membrane on a commercial roof

TPO roofing in Gentry

TPO repair and replacement planning for Gentry buildings. Understand the full assembly behind the white membrane.

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TPO roof installation and repair in Gentry

TPO is a thermoplastic single-ply roof membrane. Sheets are joined with hot-air-welded seams to create the weather surface. The field of the roof is only part of the job; seams, edges and openings must remain continuous around equipment and walls.

A TPO project also includes the attachment method and the insulation or coverboard beneath the membrane. Those choices need to fit the deck, building requirements and selected system, not just a preferred membrane thickness.

White TPO flat roof with multiple rooftop HVAC units under a clear blue sky
Illustrative white single-ply roof with equipment and seams.

What a Gentry TPO roofing proposal includes

Assembly itemDecision it resolvesWhy it affects the scope
Attachment
How the membrane and underlying layers are secured.
Deck type, system requirements and perimeter conditions govern the design.
Insulation and taper
Thermal requirements and water movement.
A flat-looking roof can need shaped insulation to direct water to drainage points.
Coverboard and traffic
Protection of the assembly beneath service routes.
Equipment access and puncture exposure influence the detail.
Perimeter and flashings
How the roof terminates and wraps penetrations.
A continuous field membrane still needs sound edges and corners.
Warranty terms
What the actual offered protection covers.
Eligibility, approved assembly, inspections and exclusions vary by product and offer.

Curbs and corners interrupt the field of the roof

A curb lifts rooftop equipment above the field of the roof. Membrane must rise up its sides and form durable corners without leaving water a route behind the flashing. Mechanical fasteners and terminations need the right placement for that detail.

Service activity can damage a nearby surface or introduce new openings. Walkway protection and trade coordination should be addressed where equipment creates regular traffic.

Close-up of a wrapped membrane corner at a rooftop equipment curb
Illustrative membrane wrapping at an equipment curb.

TPO roof repair or replacement in Gentry

The current membrane condition determines whether a localized repair is practical.

Compatible repair

A repair needs a clean, suitable surface and a product-specific connection. The existing membrane and any old coating must be identified before selecting materials.

Moisture below the surface

Wet insulation does not become sound by covering the top. The affected assembly needs to be defined and addressed.

Replacement planning

Widespread failure or an unsuitable existing assembly can make commercial replacement planning more useful. Drainage and perimeter work belong in that discussion.

Gentry TPO Roofing FAQs

Will a white TPO roof lower my energy bill?

Reflective roofing can affect roof surface temperatures, but energy use depends on the building, insulation, equipment and operating conditions. No bill savings are promised here.

Can people walk on TPO?

Necessary service access must follow the system requirements and protect against punctures. The work plan should address service routes and walkway protection near equipment.

Is every TPO warranty the same?

No. The product, assembly, installer eligibility and offered terms differ. Read the warranty distinctions before treating a coverage term as a service-life guarantee.

Close-up of a metal parapet corner with folded flashing and coping trim

Plan TPO roofing for your Gentry building

Tell us about the building, any active leaks and the current roof system if known. A free inspection is the starting point.

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