White TPO flat roof with multiple rooftop HVAC units under a clear blue sky

TPO Roofing in The Village, OK

TPO roofing joins membrane sheets with heat-welded seams. Its attachment, insulation and details at drains and rooftop units are part of the roof decision.

Free roof inspections

Repair and replacement options

(405) 252-2886

TPO Is a System of Field, Seams and Details

TPO is a thermoplastic single-ply membrane. The sheets are joined by heat welding, while compatible flashing details keep that surface continuous around curbs, pipes, edges and other interruptions.

The membrane label does not describe everything underneath it. Deck, insulation, attachment and drainage determine how the roof is supported and how water leaves it. Existing moisture and prior repairs matter before a patch or new assembly is selected.

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

What a TPO Scope Needs to Resolve

An owner needs the assembly defined, including what stays and what needs removal.

Part of the roofDecisionWhy it matters

Deck and insulation

Assess support and suspected wet areas.

New membrane does not correct damp or deteriorated underlying material.

Attachment

Select an approved attached or adhered assembly for the building.

Deck, wind design and occupied-building adhesive considerations affect the work.

Seams and flashing

Use compatible materials and product-specific welding and details.

Corners, curbs and terminations interrupt the continuous surface.

Drainage

Resolve drains, scuppers, slope and connected details.

A repaired seam does not fix an obstructed or poorly configured drainage route.

Repairing or Replacing TPO

A defined opening in a sound, compatible membrane can be repaired after appropriate cleaning and preparation. The work needs to include the affected seam or detail and any damaged layers beneath it. Manufacturer requirements guide repair materials and weld quality control.

If moisture extends into the insulation or the assembly has wider deterioration, the scope can become partial or full replacement. Removing affected material, reconnecting insulation and membrane, and addressing drainage must be priced as work rather than hidden beneath a surface patch.

The flat roof repair page explains that boundary; the roof coating page addresses eligible restoration candidates.

Walkway pad path leading across a white flat roof under a dramatic sky

TPO Roofing FAQs

Is white TPO always the best commercial choice?

No. Membrane selection considers building use, existing assembly, chemical exposure, attachment and product requirements. TPO, PVC and EPDM have different material and seam characteristics.

Can an open seam just be sealed?

The seam and surrounding membrane need assessment and compatible repair. Heat-weldable membrane details are not interchangeable with an arbitrary coating or sealant.

What changes TPO project cost?

Area, removal, insulation, deck condition, attachment, curbs, drains, equipment coordination and occupied-building logistics all change the scope. The residential asphalt calculator does not price TPO.

Low sun over a broad white commercial roof with mechanical units

Tell us what the roof needs

Tell us the building location and the TPO roof concern. Include any access or equipment needs that affect a roof visit.