Válvula de Bola Johnson Controls, 2 Vías, 1in, Actuador 24Vac, Control On Off, Punto Flotante VBD4B C The 2 way normally closed 4 inch Rango de Presion:0 a 1" w.c. The 2 way normally closed 4 inch 160 Cv valve assembly with 1 1 2 inch stroke is ANSI Class 250 and has a linear characteristic stainless steel trim high temp packing and flanged end connections NPT 2 Way 85 GPM Stainless Steel Trim DCA Profile On Off(Fail Closed) 24 Vac Stainless Steel Ball & Stem Hot Water Chilled Water Up To 50% Glycol 22