Speck Pumps Union Nut [21-80 G/GS/BS] (2902072112) modular The Aquasol pH electrode sensor

The Aquasol pH electrode sensor is designed for compatible water-treatment and controller applications where pH monitoring is needed

and this Multi-Tork version uses a double-hex design sized for 9/16 and 7/8 applications with a 1

this wrench helps make hi-flow wall-fitting service cleaner and more manageable

A three-pump spa control system with blower support can make a major difference when the original electronics no longer feel dependable

Supports cleaner and more dependable power-supply operation

Speck Pumps Union Nut [21-80 G/GS/BS] (2902072112) modular The Aquasol pH electrode sensorSpeck Pumps Union Nut [21 80 G GS BS] (2902072112) is a replacement union nut for compatible Speck pump and plumbing assemblies. The union nut secures the union connection and helps compress the sealing surface so the pump can connect properly to the surrounding plumbing. Use this part to replace a cracked, stripped, worn, or missing union nut. Because union parts vary by pump series and connection style, verify the Speck model, union type, and part