Cornerstone Architects New PVC Roof Written by dewardknapp on March 22, 2019. Posted in Replacement Roof. New Sika Sarnafil Flat PVC Roof Installation Installing PVC Roof Material on the Vertical Surfaces in Traverse City, MIRoof Installers with Safety Harnesses in Traverse City, MISealing PVC Roof at the EdgesFinished Sika Sarnafil PVC Roof Project at Cornerstone Architects in Traverse CityWaterproofing Around Through-the-Roof ServicesNew Flat Sika Sarnafil PVC Roof for an Office Building Previous Next