Raypak 155B/155C Cast Iron Return Header (004964F) chemicalfeeders That makes the union-style design

That makes the union-style design a practical advantage in addition to its flow-control role

This part has practical value because the union and spigot combination helps preserve the intended plumbing style while improving maintainability in supported systems

The Hayward CL200 and CL220 plastic tubing is designed for compatible chlorinator applications where replacement feeder tubing is needed

Improves serviceability and plumbing control

Helps switch compatible control circuits in supported electrical systems

Raypak 155B/155C Cast Iron Return Header (004964F) chemicalfeeders That makes the union-style designThe Raypak cast iron return header is designed for compatible 155B and 155C heater applications where the supported return side header needs replacement. A return header is useful because it helps route water through the heater while also serving as one of the major structural and sealing sections of the assembly. This replacement is especially useful when the original header is cracked, corroded, or leaking. Matching the correct cast iron return