AOS Century Terminal Board Cover (SCN-515) air switch The Balboa Black Heater Union

The Balboa Black Heater Union Split Nut with Screws is a replacement heater union component used in compatible spa plumbing and heater assemblies

connected equipment can lose dependable electrical control

The Raypak thermostat knob is designed for compatible R185

The wall fitting is the structural point that supports a jet assembly where it meets the spa shell

It is a simple solution for improving usability

AOS Century Terminal Board Cover (SCN-515) air switch The Balboa Black Heater UnionProtective covers shield internal electrical components. This AOS Century Terminal Board Cover (SCN 515) is engineered for pump motor parts applications, where maintaining consistent performance and efficiency is essential. It supports reliable system operation by ensuring proper electrical and mechanical functionality. Constructed to withstand continuous use and environmental exposure, this component delivers long term durability in demanding pool