Raypak 105A Cast Iron Return Header (004934F) filters An impeller like this is

An impeller like this is useful because it drives the pump’s ability to move water

A focused replacement like this is especially useful when the surrounding filter assembly remains serviceable and the weakness is isolated to the dirt catcher itself

A properly selected Magic Plastics gate valve contributes to more dependable shutoff control and more accurate plumbing replacement results

supporting dependable suction performance while allowing access for basket cleaning and maintenance

and this Herga Electric raised-cone version is a black design with a 3/8 inch stem and 3/4 inch flange diameter using the 59-345-1250 reference

Raypak 105A Cast Iron Return Header (004934F) filters An impeller like this isThe Raypak 105A cast iron return header is designed for compatible heater applications where the supported return side header section needs replacement. A return header is useful because it helps manage and route water through the heater assembly, making it one of the more important structural and flow handling parts of the system. This replacement is especially useful when the original header is cracked, corroded, or no longer dependable in service.