Inspections Depend on Our Professional Roof Inspectors In-progress Inspections ensure compliance with all specifications and building codes as required for manufacturer warranty issuance. Post-hurricane inspections to assess damages. Interim inspection during a hot mop application noted asphalt was too cold resulting in no adhesion of cap sheet. Premature Roof Failure Causes: << Insufficient Drainage Phased Roofing >> Cap sheet not installed during the inner‑ply application. Blisters, fish mouths, and punctures resulted in moisture intrusion.