The ICON Technologies Plumbing Vent Cover is a replica of a plumbing stack cover for 1960s and early 1970s Airstream and Argosy units. The cover is made of impact-resistant ABS plastic that's painted to match Airstream (Satin Silver Metallic) or Argosy (Colonial White / Argosy Beige). It includes a screen to prevent bug and debris intrusion. Installation involves predrilling holes to match existing rivet locations (if possible) and running a bead of butyl sealant along the bottom perimeter of the part. Attach with 8 rivets. Includes screen to prevent bug & debris intrusion Holes are not predrilled so you can drill them to match existing rivet locations | Icon Technologies Airstream Plumbing Vent Cover, Colonial White | ABS Plastic