This ABS pipe cover is a replica of an original dating back to the 70s on Airstream and Argosy units. Has a built in screen to prevent bug & debris intrusion. Installs overtop your 1 1/2" ABS plumbing stack pipe, with 6 rivets. Impact resistant and painted with UV protecting paints. Color options are true to form for Airstream enthusiasts: available in a Satin Silver Metallic or a Colonial White to match Argosy Beige units.