Commercial Roof Inspection Table of contents AC Units Repair Crack in wall Electrical wire Quarter size holes in TPO Show Table of ContentsHide12341AC UnitsAC units need to be covered. Go To Pin2Repair Crack in wallThis could be an entryway for water to get in. Go To Pin3Electrical wireWe recommend caulking around the electrical wire to prevent any water from entering the building. Go To Pin4Quarter size holes in TPOThere are quarter-size holes in the TPO to be repaired. Go To Pin