12" 2 Way Butterfly Valve, 316 Stainless Steel Disc, Chilled Water Hot Water Up to 50% Glycol 20..250?F Continuous SERIE APM. Serie mpm NPT 3 Way 100 Rango de Presion:0 a 1" w.c. NPT 3 Way 100 CV Plated Brass Trim DCA Profile Modulating Floating(Fail B Ab Open) 24 Vac G Replacement Disc 5000 in lb Torque 316 Stainless Steel Disc