Grundfos 529912 3/4" Half Thread Bronze Union Set

Grundfos 3/4" Sweat Union Bronze Set 

Grundfos 1/2" IPS x Union Bronze Isolation Valve Set (For SU)

Grundfos 1/2" Sweat Union Bronze Set

The Grundfos 519851 3/4" Compression x Union Bronze Isolation Valve Set is designed for use with compatible Grundfos SU series circulator pumps. The set features bronze construction with compression...

The Grundfos 519852 3/4" IPS x Union Bronze Isolation Valve Set is designed for use with compatible SU series circulator pumps.  Features 3/4" IPS inlet x union connection isolation valve...