Polaris 3900 Sport/280 Vac-Sweep BlackMax All Purpose Black Bag | K17 Waterway Diatomaceous Earth Filters The hook catches the knob

The hook catches the knob on the edge of the union nut and slowly loosens the threads

The Style 1 Low Flow Pop‑Up Head (Black) is built for durability and reliable performance in in‑floor pool cleaning systems

Complete rebuild: clear lid

meets ASTM D2564

Polaris 3900 Sport/280 Vac-Sweep BlackMax All Purpose Black Bag | K17 Waterway Diatomaceous Earth Filters The hook catches the knobPolaris 3900 Sport 280 Vac Sweep BlackMax All Purpose Black Bag (K17) This bag was designed to store all the dirt, debris, and other forms of mulch that are sucked up off your pool's surface. It is made from a durable vinyl like material that is not only strong but lightweight. Also, the net like design of this material allows water to flow effortlessly through the bag so that way it doesnt impede the cleaner in any way. This part sits atop of the