For those, who have more than one cat or long-hair cats. An additional effect is that you always have a perfect positioning of the pump. The filter lasts for several months and can be washed several times, even with boiling water to keep the filter bacteria-free.
You can place the filter in the lower shell as you can see in the picture. Please wash out the filter when using it for the first time.
Material: reticulated PUR ether foam with 10 ppi in accordance with ISO 1798, open cell structure and stable up to 120° C. "ÖKO-TEX Standard 100", toxic-free.
Advise: don't wash with detergent or other products! These products could get in the drinkingwater.