Polysphere sand filter refill

Item number: 58475
Filter balls for sand filter pumps / excellent filter result due to higher pump efficiency / easy to wash by hand.
Material: 100% polyethylene, recyclable
Backwash function no longer necessary for sand filter systems / lower pump pressure extends the life of sand filter systems
500 g Flowclear Polysphere corresponds to 18 kg filter sand. Total content: Flowclear Polysphere 500g