TML Inspection Port Silicone – 3.00″

Unique Patented System with Self-Sealing Flange and Cap One Piece: Silicone Sealing Flange, Silicone Cap Color: Gray Size: 3.00″ Features of Inspection Plug Strategies’ Plug: No expensive installation tools required No screws, “O” Rings, or silicone sealer needed Does not rely on friction fit to keep rubber flange in place No transition gasket required for corrugated metal Makes a positive water tight seal