Jack's Magic(R) JMPBCARTRIDGE032 Power Blue Cartridge & De Filter Cleaner; 1 qt Bottle
If you’re looking for unbelievable results it’s here! Our Power Blue Cartridge & DE Filter Cleaner completely removes all contaminants & degreases in minutes without soaking overnight. This cleaner promotes longer filter cycles and efficient filtration. It’s as simple as spray on and hose off, no soaking.
I've been using this for a few seasons and I try to keep a bottle or two on hand at all times to clean my filters.