Constructed from high-grade aluminum, this RV vent cap surpasses traditional plastic models in durability. It withstands UV exposure, rain, and extreme temperatures, ensuring it remains crack-free and retains its color, making it perfect for prolonged outdoor use. Enhanced with a dual-screw system, this sewer vent cover remains securely fastened, even against the force of low-hanging branches. A built-in mesh screen effectively keeps out leaves and debris, minimizing the risk of clogs and unpleasant odors in your RV. This universal vent cap is designed to fit RV roof plumbing pipes ranging from 1 inch to 2-3/8 inches in diameter. With dimensions tailored for standard RVs, campers, and motorhomes, it serves as an ideal replacement for any standard roof vent cap. Promoting optimal airflow, this vent cap aids in the expulsion of gases from water tanks, maintaining proper ventilation. Its secure fit prevents odors from seeping into your living space, ensuring a fresh and pleasant environment inside your RV. Color:Black Material:Aluminium Package Contents: 2 set * RV pipe ventilation cover Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.