• These RV Roof Covers are made of high quality PP material, UV resistant, durable to use
• This roof vent expels sewer gas to prevent unpleasant odors from entering your RV's cabin through your plumbing. Vent mounts on top of your RV's ventilation pipe
• Easy to install. 6 screw holes in the base for mounting, screw right on, make sure you have silicone caulking to seal all around it. Cap easily snaps onto the vent

Specifications:

• Product material: PP
• Suitable for: 1 to 2 3/8 inch pipe

Note: Before purchasing, please carefully check the product adaptation to prevent incompatibility later.