UNIVERSAL COMPATIBILITY The round electric cable hatch cover is suitable for 30 amp and 50 amp power cords and plugs, replacing any round hatch.SIMPLE INSTALLATION PROCESS Follow these easy steps: Use a hole saw to create a 32/3Inch hole in the wall. Insert the cord from the backside of the hatch, applying waterresistant materials such as butyl tape, putty tape, caulk, or silicone sealant at the flange back before installation. Secure the hatch in place by screwing in 3 bolts.HIGHQUALITY PP MATERIAL Engineered to endure the elements, our electrical hatches are constructed from premium PP material. This ensures their durability, resistance to fading, and free performance while effectively covering your electrical cords.VERSATILE APPLICATION Essential for RVs, campers, and trailers, this power cable hatch safeguards connections with generators, plugs, sockets, and more, ensuring a dependable and secure power supply.Constructed from PP material, these hatches are water, acid, and UVresistant.Colour:WhiteMaterial:PlasticPackage Contents:2 * RV Hatch Covers6 * screwsOnly 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 +/ 13cm.