Pentair 25230-0075S Filter Cartridge Replacement Sta-Rite Pool/Spa D.E. and Cartridge Filter Filter cartridge replacement Fits Pentair Sta-Rite Posi-Clear pool and spa cartridge filter model PXC75 Also fits Pentair Sta-Rite PXC pool and spa D.E. filter model PXC75 75-square feet filtration area Measures 9-1/2-inch length by 18-3/4-inch height by 9-1/4-inch width