TPO
TPO (ThermoPlastic Olefin) Is the best of both worlds. It has heat weldable seams similar to PVC roofing, but is more cost effective as is EPDM.
TPO (ThermoPlastic Olefin) Is the best of both worlds. It has heat weldable seams similar to PVC roofing, but is more cost effective as is EPDM.