About this product

【Type cartridge filter】S1 filter size 4.5 x 2.8inch Keep your pool water clear and transparent for optimal performance of your pool pump.

【Compatible models】for Hot Tub Models ,28403E, 28407E, 28443E, 28453E, 28421E, 28423E, 28413E, and 28453E

【Reusable】 the foam pool filter s1 sponge has advantages of low cost and the foam filter sponge can be cleaned many times and reused, which can reduce your maintenance costs.

【High Quality Filter Cartridges】The foam filter sponge has good flexibility, high resilience, can be bent repeatedly without deformation and damage, durable.

Reusable and washable: the swimming pool filter foam is made of quality PU sponge, washable and reusable, durable to serve you for long time; Lightweight and small, easy to carry and store

Practical design: advises changing a paper cartridge each week, whereas these foams can simply be washed and put back, this foam filter can be applied for long time than traditional paper cartridges, the foam filter last for about 2 months, you do not need to replace frequently