Shop › Sq50 Cartridge filter Image 1 of 1 Sq50 Cartridge filter $88.00 Dimensions: 143mm wide, 227mm high, 53mm hole Add to cart Added! Dimensions: 143mm wide, 227mm high, 53mm hole You Might Also Like Lite Oxidiser - 450g $26.50 HotSpring cartridge - 65sq ft $115.00 Hot spring cartridge filter - 30sq ft $65.00 Sq50c cartridge filters $90.00 Leisurerite C100 (LR100) cartridge filter $147.00