PENTAIR Gas Shut Off Switch 150F Replacement Kit || 475985 Pentair ChemCheck Systems It’s a more natural approach

It’s a more natural approach to chlorination which also eliminates the harsh odor associated with factory-produced chlorine

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These lights offer a softer

PENTAIR Gas Shut Off Switch 150F Replacement Kit || 475985 Pentair ChemCheck Systems It’s a more natural approachPENTAIR Gas Shut Off Switch 150F Replacement Kit 475985 A High Limit Switch (HLS), is a safety device that opens the electrical circuit and shuts off the heater based on a water temperature set point within the HLS. The heater contains two AGS switches and one HLS switch. The AGS switches are located in the outlet plumbing assembly, and the HLS switch is located on the main Inlet Outlet Header