Enhance the functionality and clean of your RV with the floor drain core. This innovative product is designed to prevent backflow and block unpleasant air, ensuring a clean and comfortable living space. Easy to install and maintain, floor drain core is a practical and reliable solution for any mobile home owner looking to improve their drainage system. Features -Color:Multi -Material:Plastic -Size:4.40X4.40X4.00cm/1.73X1.73X1.57in -Effortless relocation: ideal for rv toilet direct drain cores, making the relocation of the drain core simple and efficient -Backflow protection: the water seal design effectively prevents blockage backflow -Durable durability: made from robust materials, ensuring the product is and resistant to wear and tear -User friendly setup: the installation instructions are clear and easy to follow, making it simple for users to install -Extensive compatibility: compatible with a wide range of rv toilet brands and models, accommodating various user needs Package list: 1 x RV floor drain core