Valve,Ball, 2 Way Normally Closed, 2 Way Normally Open, 5', 125# Flange, 24Vac,, 5" two-way 125# flanged ball valve, 240cv, 240psi pressure rating, cast iron body, 316 stainless steel ball and stem, epdm o-rings, teflon seals, equal percentage, field configurable for normally open or normally closed, 24vac modulating non spring return actuator, for control of hot and chilled water with glycol solutions up tp 50%