Benefits of Flat Roofs Maintenance is simpler, thanks to their accessible and straightforward design. Top Materials for Flat Roofs 3. PVC (Polyvinyl Chloride): Offers excellent waterproofing and strength. Steps to Install a Flat Roof Cracks or punctures in the roofing material can lead to leaks if not addressed promptly. https://flat-roof-installation-and-repair.trustedstandard.com