Pentair ETi 400 Fan Control Board Replacement Kit (475978) NuWhirl Installing the proper Pentair fitting

Installing the proper Pentair fitting can help restore directional flow control and improve the finished appearance of the return point

The CMP locking gate valve is designed for compatible plumbing applications where a 1-1/2 inch slip by 1-1/2 inch slip shutoff valve is needed

or auxiliary fitting without adding multiple transition parts

and similar hardware

Supports proper internal water collection and cartridge alignment

Pentair ETi 400 Fan Control Board Replacement Kit (475978) NuWhirl Installing the proper Pentair fittingSmall components can make a major difference in equipment performance. Pentair ETi 400 Fan Control Board Replacement Kit (475978) replaces a defined wear part, service part, or connection point in the intended assembly. This replacement fan control board supports ETi 400 heater fan operation, helping coordinate airflow control required for proper combustion and heat exchange. It is useful when the existing component shows wear, damage, age related