Pentair Union 1-1/2" Kit || 474974 44 Complete the door will then shut

the door will then shut

Just make sure you are purchasing the full assembly with the mechanism included

Pentair 190037 Standpipe Assembly for 60 Sq Ft FNS Plus Filters

maintaining the correct seal and alignment with Jandy valves and filter internals

Pentair Union 1-1/2" Kit || 474974 44 Complete the door will then shutPentair Union 1 1 2" Kit 474974 Pentair Union 1 1 2" Kit 474974 SKU: 474974 UPC: 788379865290 Enhance the performance of your Pentair pool heater with the Pentair Union 1 1 2" Kit (Model 474974). This high quality, durable part is designed to provide secure, leak free connections for your pool heater, ensuring optimal water flow and pressure. Easy to install and built to last, the Union 1 1 2" Kit is an essential component to maintain the efficiency