- New
V2049-01 (Ventline) is a white roof plumbing vent designed for RV sewer and waste-tank ventilation systems. Made of durable polyethylene with UV protection, its two-piece construction includes a removable cap that snaps securely onto the mounting flange. The flange features mounting holes and a sealing lip to help protect the roof opening. It fits a standard 1-1/2-inch vent pipe and accommodates roof slopes up to 6/12. Mounting hardware and sealing tape are not included.