Raypak Power Vent PCB [Raytherm 514–824] (005503F) correcttech The CMP flush union is

The CMP flush union is designed for compatible plumbing applications where a 1-1/2 inch MPT by 1-1/2 inch slip serviceable connection is needed in a flush-style configuration

and PCAL100 references

Because spider gaskets are shape-specific as well as size-specific

That makes it a strong choice in repairs where presentation matters just as much as usability

Raypak Power Vent PCB [Raytherm 514–824] (005503F) correcttech The CMP flush union isThe Raypak Power Vent PCB for Raytherm 514 through 824 heater systems is a replacement circuit board used in compatible power vent assemblies. This electronic component helps support the control functions needed for power vent operation in supported Raypak heater models. This replacement PCB is typically used when diagnosing vent control issues, failed board operation, or heater problems related to the power vent system. Because power vent components