The Tile Replacement Conduit Penetration Flashing provides a quick, easy way to install conduit through the roof while protecting the penetration against water intrusion. The Conduit Penetration Flashing is comprised of all-aluminum top and deck flashings and an innovative EPDM post collar that can be customized to fit a ?", ?", or 1" diameter conduit. Fully engineered to meet code requirements and industry best practices.