With Contour Rib Profile, obtain the look of standing seam metal roofing with the performance of a TPO single-ply membrane with the Carlisle Contour Rib Profile. This profile is extruded from the same weather-resistant TPO compound as the membrane. The Contour Rib Profile is secured to the TPO roofing membrane to simulate a standing seam metal roofing system. The physical dimensional stability of the profile is enhanced with fiberglass and the rectangular profile provides exceptional shadow lines for aesthetic appeal.