Hayward S310S Pro Side Mount Sand Filter 30 Inch, 4.91 sq-ft, 50 psi

Hayward S244S Pro High-Rate Side Mount Sand Filter with 1.5 Inch Valve - 24 Inch - 3.14 sq-ft - 50 psi

Pentair Sand Filter Model TR100C-3

TR100C 30" SM TRITON C SAND FILTER

Hayward C250 StarClear Cartridge Filter; 25 sq-ft, 25 gpm

105 SQ. FT. CLEAN & CLEAR + REPL