ConBlom Pool Filter Balls, 700g Filter Balls for Sand Filter, Reusable Eco-Friendly Fiber Ball for Pond/Swimming Pool/Fish Tank Sand Filters (400 Grams)

• [ECO-FRIENDLY FILTER BALLS] --- Made of polyester, polypropylene spherical filter & acrylic fiber. High filtration strength, fast filtration speed, long service life, reusable, good elasticity & low loss.
• [RECYCLABLE USAGE] --- 700g filter balls equals about 25kg of sand. High water permeability, lighter, more efficient, excellent filtering, environmentally-friendly and recyclable. Have a long lifespan and save energy.
• [STRONG CLEANING POWER] --- The filter balls can not only filter grease from water, can filter out 1 micron of material. The filtration speed is 4-5 times the conventional filter media. These filter balls are lighter, more comfortable and more efficient. And the filter ball does not block your filter.
• [EXCELLENT FILTRATION] --- The fiber filter balls are lighter and more efficient than traditional filter sand. Moreover, the filter ball does not block your filter and requires less backwash for maintenance purposes.
• [WIDE APPLICATION] --- Suitable for sand filter pump for above ground pool and aquarium, fish tank, filter pump, etc., lighter and more efficient than traditional filter sand, clear water for your family to swim happily.

Specification: Size: 104mm x 80mm (4.2" x3.1") filter cartridge VI The inside diameter: 52mm (2.1") Weight: 107g Recommend replacing every 2 to 3 weeks Package includes: 4 filters cartridge VI Replacement for Bestway filter cartridge VI. Compatible with Lay-z-spa Models, Miami, Vegas, Monaco, Palm Springs,etc. - Safe and clean water - Keeps your swimming pool debris free - Optimal filter pump performance - Filter cartridges can be easily cleaned after use How they work: When water is pumped through them, the filters act by catching dirt and grime. Your pump will usually be continuously cleaning and filtering so dirt can quickly build up with regular use.