Pentair MasterTemp Pressure Switch (42001-0060S) phoenixrope The fitting supports proper water

The fitting supports proper water and air delivery where JetAir components are used at the wall

5-3/4 inch diameter x 7-1/16 inch length

hose length or style

Reference part number R0537900 when matching to your existing component

Waterway trap lid

Pentair MasterTemp Pressure Switch (42001-0060S) phoenixrope The fitting supports proper waterBuilt for the application shown, this MasterTemp Pressure Switch supports a cleaner, more reliable repair when the existing component is cracked, worn, heat damaged, or no longer operating correctly. It is monitors water pressure or flow conditions so the heater can confirm safe operation before firing. A faulty switch may prevent ignition, create intermittent heater shutdowns, or trigger service codes even when the circulation system is operating