Aqua Ultraviolet® EZ Twist Winterizing Cap Helix Life Support unit has black knob) use

unit has black knob) use the HK-M60/80 magnet bar

Stops algae growth and works on string algae

2-Way Manifold Kit for MP-60C MPCA120

Moves muck and bottom debris up to 100' in diameter

Aqua Ultraviolet® EZ Twist Winterizing Cap Helix Life Support unit has black knob) useThe Aqua Ultraviolet is a wonderful problem solver! Just unscrew the entire EZ Twist Cap assembly with all of the glass tubes, bulbs and cords attached. Then replace it for the winter with this solid cap and O ring. You can still run your pump and your system will be closed even while you take the fragile electronic and glass parts safely indoors for the winter. SKU UPC Code Description A40007 617750400075 EZ Twist Winterizing Cap