Pentair Sand Dollar Filter System NPT‑to‑Buttress Adapter | 354588 polaris is a safety device that

is a safety device that opens the electrical circuit and shuts off the heater based on a water temperature set point within the HLS

Need replacement parts

There also are two plastic pieces that have prong like extensions on opposite sides located on the bottom

Designed for Pentair In-Floor (A&A) LeafVac systems

This top cover is essentially the ‘head’ of the cleaner where the hoses connect to the swivel assembly allowing the cleaner to move around and clean the pool surface with no impediment and ease

Pentair Sand Dollar Filter System NPT‑to‑Buttress Adapter | 354588 polaris is a safety device thatPentair Sand Dollar Filter System NPTtoButtress Adapter SKU 354588 OEM Pentair NPT to buttress thread adapter for Sand Dollar and compatible aboveground filter systems. Converts thread types for secure plumbing connections. SKU 354588. Features OEM Pentair NPT to buttress adapter. Converts standard NPT pipe threads to buttress threads. Fits Sand Dollar, Meteor, and CristalFlo II filters. Description The Pentair Sand Dollar Filter System Adapter lets