Description: The RV roof cover is made of high-quality plastic material, which is UV-resistant and durable. This roof vent vents sewer gases and prevents odors from entering your RV cabin through the pipes. The vents are installed in the ventilation ducts of the RV. Easy to install. The base has 6 screw holes for mounting, tighten and make sure you have silicone caulk to seal. The hood easily snaps onto the vent. Enhance RV Experience: Upgrade your RV plumbing system with our RV Plumbing Vent Cap, ensuring proper ventilation and preventing odors from seeping in Functional and Efficient: Our Camper Vent Cap is designed to fit a wide range of RV trailers and motorhomes, providing a tight seal to protect your RV from water damage and ensuring efficient for airflow Convenient Replacement: Easily replace your old RV Sewer Vent Cap with our user-friendly kit, compatible with 1 to 2 3/8 inch pipes. Keep your RV's plumbing system in top condition with minimal effort Reliable for Protection: Our RV Roof Sewer Vent Cover Caps offer reliable for protection against harsh weather conditions and debris, keeping your RV's plumbing system safe and functional Versatile Usage: Whether you're on camping trips or long road journeys, our Replacement RV Sewer Vent Cap is a must-have accessory for every RV enthusiast, ensuring a hassle-free and clean experience Specification: Color: White. Material: ABS ID:3.8 inches Diameter: 5.3 inches Height: 3 inches Fits 1" to 2-3/8" Diameter Pipe Package Includes: 2PCS Vent Caps