Armstrong Fluid Technology 571110LF-343 Valve

Valve, Circuit Balancing, 1 1/4" NPT, Brass Body with EPDM Elastomers, 6.17-38.00 gpm Flow Rate Range, Circuit Balancing Valve with PT Ports rated at 300 psi maximum working pressure and -4 to 300 degree F operating temperature (Model CBV125VTCR)