The go-to filter for pool applications. At 15 microns, FilterBalls Blu is superiorwhen compared to sand media with just 20-35 micron filtration. By using Blu,organic material such as pollens can now be removed and improve your waterquality for crystal clear results. Tested and certified NSF/ANSI 42, 61, 50 and 372.
All housings need 12 inches above the laterals
FilterBalls Blu for use in sand housings rated over 250 lbs
Filter Media for Above or In-Ground Pools, Replacement for Sand, Zeolite, and Mystic White one (1) Cubic Foot Bag equal (2) 50Lbs bag of filter sand
FilterBalls are 100% recyclable - You may recycle your FilterBalls every 3 to 5 years - Reduction in operating pressure means less energy usage
Create less strain on your pumps and system
