The isolation flange is a combination of an isolation ball valve and a companion flange for circulators. The isolation flange allows easy service or replacement of the circulator without the need to drain the system. The isolation flange fits the Bell and Gossett NRF/NBF/SSF wet rotors, Series PL, Series 100, PR and LR circulators. Bell and Gossett Isolation Flange, 1 in Nominal Size, NPTF, 150 psig, 200 deg F, Handle Actuator, Brass Body, Brass Stem Trim, PTFE Packing/Seat Ring, Chrome Plated, 4-7/16 in Flange, 2-57/64 in Inlet to Outlet Length x 2-5/32 in Top to Inlet Center Valve
- Free floating flange allows easy alignment and installation of pumps
- Isolates the circulator so you don't need to drain the entire system
- 50 state lead free
- Suitable for use with NRF/NBF/SSF, Series PL-30, PL-36, PL-55,Series 100, PR and LR B and G circulators
- Construction: Lead-free brass valve body, chrome plated steel flange and lead-free brass ball