COMPATIBLE MODELS DE Filter compatible Unicel FS-2002, PFS1224, FG-2002 Filbur FC-9520, Hayward Pro-Grid DE2420 (DEX2400DA), MicroClear DE2400 and MicroClear SS DE2400. SPECIFICATIONS The DE Filter Grids set includes 7 full-grid and 1 partial-grid. Length: 13 Width:11.8 (full); Width: 9 (partial); Material Area: 24Sq.ft SUPERIOR MATERIOR: Our Pool Filter DE Grids are 100% tested and certified by IAPMO to surpass NSF/ANSI 50 standards. Made from PET resin material, POOLPURE DE Filter Grids have excellent properties such as being non-toxic, odorless, anti-corrosion, mildew-proof, and wear-resistant. POWERFUL DIRT HOLDING CAPACITY: The DE grid frames are made from high-quality ABS material, which is significantly lighter while with a precision of 5 microns, which can remove hair, dust, sand, moss, and other fine particles, resulting in a crystal clear pool. EFFORTLESS CLEANING Uniformity and high-performance PET resin material make it easier to capture and release stains, so it's easy for you to wash the filter after use.