TGS-675G-72C-B - TGS Airex Pro-System Kit - 3/4" PipeTGS 675G 72C B TGS Airex Pro System Kit The Airex Pro System Kit is a 2 In 1 system that combines air tight sealing with a wall mounted piping outlet and a UV Vapor Retarder piping insulation protector for exterior applications of HVAC refrigerant piping wall penetrations and outdoor insulation. Features Fits 3 4" wall thickness pipe insulation with 5 8", 3 4", 7 8" tube or 3 4" wall thickness pipe insulation with 1 1 8" tube Includes a 6 ft roll of E