State Roofing Company installs another GAF Roof System with a Silver Pledge Warranty. This HAND NAILED roof system in Cinco Ranch consists of GAF Timberline HD Lifetime Shingles in Charcoal, Pro-Start starter strip, Z-Ridge Ridge Cap Shingle and Stormguard. The old roof system was damaged from the recent hail storm. It was paid for by the homeowners insurance carrier.