Raypak R335 Tube Bundle (005254F) inletoutlet Union fittings like these are

Union fittings like these are useful because they make it easier to connect

and this Intermatic version is a 300 watt model for 115 volt input with 12

When the multiport valve begins to fail

A control-box cover helps protect the heart of the system while also giving the equipment area a more complete and better-maintained look

Raypak R335 Tube Bundle (005254F) inletoutlet Union fittings like these areThe Raypak R335 tube bundle is designed for compatible heater applications where the supported heat transfer assembly needs replacement. A tube bundle is useful because it forms one of the core internal heating sections of the heater, helping transfer heat effectively into the water system. This replacement is especially useful when the original bundle is leaking, scaled, damaged, or no longer dependable. Matching the correct tube bundle helps