Grundfos 00539615 Flange Set R-407A this unit provides superior protection

this unit provides superior protection against moisture and debris

Note that GV90+ Series 2 models may require part 381-356-584 depending on the specific build date

Can this valve be used for liquids other than gas

This is a critical component for maintaining the ANSI Z21

Grundfos 00539615 Flange Set R-407A this unit provides superior protectionThe Grundfos 00539615 Flange Set is a professional grade 1. 5 inch bronze pump flange kit engineered specifically for high performance hydronic and potable water systems. Built for heavy duty service, this GF 40 43 flange set ensures a rigid, leak free connection between Grundfos UP series or TP series circulators and NPT threaded piping. As a veteran technician knows, using genuine Grundfos pump accessories is critical for maintaining hydraulic