Nature2 Fusion/DuoClear 25K Replacement Cartridge - 4 Pack width_9 Inches This is HammerHead Vinyl Brush

This is HammerHead Vinyl Brush Attachment for the 21 inch HammerHead vacuum head and gunite pools

and vertical and horizontal alignment indicators

2 couplers

Electrodes are T316 stainless steel connected to a UL approved probe holder

Neptune's With Tail PVC curb angle is designed with the same features as the standard curb angle

Nature2 Fusion/DuoClear 25K Replacement Cartridge - 4 Pack width_9 Inches This is HammerHead Vinyl BrushThis 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