571110LF-370 Armstrong CBV050VSCR-LF Circuit Balancing Valve 1/2" auctionready capable of withstanding pressures up

capable of withstanding pressures up to 800 psi and burst pressure of 4000 psi

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571110LF-370 Armstrong CBV050VSCR-LF Circuit Balancing Valve 1/2" auctionready capable of withstanding pressures up571110LF 370 Armstrong CBV050VSCR LF Circuit Balancing Valve. Armstrong circuit balancing valves (cbvs) have been used for many years as an effective means of ensuring occupant comfort in buildings. Heating and chilled water systems are designed to deliver the correct amount of heated or chilled fluid to every part of a buildings hvac system. However, this design flow is frequently not achieved without the use of balancing valves.