An MDF toilet seat is a toilet seat made from Medium-Density Fiberboard (MDF). MDF is a type of engineered wood product that is made by breaking down hardwood or softwood residuals into wood fibers and combining them with wax and a resin binder. It is then formed into panels by applying high temperature and pressure.MDF toilet seats are known for their durability and strength. They are typically moisture-resistant, making them suitable for use in bathrooms. MDF toilet seats can be painted or finished with various coatings to enhance their appearance and provide protection against moisture and wear.However, it's important to note that MDF is susceptible to swelling and warping if it comes into direct contact with water or excessive moisture. Therefore, it's crucial to ensure that the toilet seat is properly sealed and maintained to prevent any damage. Get Price of China mdf toilet seat from Fanmitrk.