Nature2 Fusion/DuoClear 25K Replacement Cartridge - 4 Pack valve-type_Gate Max-E Glas

Max-E Glas

It is used for testing chlorine bleach solutions - chlorine neutralizer

It has a Piggyback Mechanical Float for switch/operation type

The Pro Series 300 Pumps into one PVC 3/8 inch Barb x 1/4 inch NPT check valve and one PVC 3/8 inch x 3/8 inch Barb check valve

Nature2 Fusion/DuoClear 25K Replacement Cartridge - 4 Pack valve-type_Gate Max-E GlasThis Nature2 25K replacement filter cartridge, in a package of 4 cartridges, is used on the Fusion Duoclear filters. The Nature2 Fusion Duoclear cartridge (4 pack) can be used on either the Duoclear or Fusion filters for pools up to 25,000 gallons. Nature2's patented technology uses minerals to kill bacteria and control algae for up to six months. Nature2 mineral cartridges are environmentally friendly and produce sparkling clean pool water that is