AstralPool ZX Cartridge Filters are a small compact design, that does not require a back washing line so they are ideal for places or situation where waste water disposal or water restrictions are in force. With the use of antimicrobial elements your pool or spa will be bacteria free and require…

…of why pool and spa filters vary in their effectiveness needs to take into account ‘cake’. Not the high-calorie variety, which tends not to mix well with wet leisure activities, but the cake that plays a vital role at the heart of a working filter cartridge. When the surfaces of its filter media…