The RV roof covers are made of high quality plastic material, UV resistant, durable to use.
This RV roof vent cover 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.
Item dimension: ID 3.8", 5.3" diameter base, 3" tall, perfect fit for 1" to 2-3/8" diameter pipe.
Package includes 2 packs white RV Plumbing Vent Caps. These work great to replace your campers worn out original vents.

 
 
Product description
 
 
 
 
 
 How To Install? Just Take 4 Steps To Finish It! 
 
 
 
 Step 1 
 
 Put a lot of sealant on the surface. 
 
 
 
 Step 2 
 
 Put the new vent cover on the sealant and swing it back and forth slightly. 
 
 
 
 Step 3 
 
 Put the screws back in. (Does not come with mounting screws in package.) 
 
 
 
 Step 4 
 
 Put the top cover on the base and click it in place line. 
 
 
 
 
 
 
 
 
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