ANSUL Low Pressure CO2 Systems ( Selector Valve Master/Selector, 4 in., w/Solenoid, Pneumatic Override & Pneumatic Time Delay ) Part Number : 436299 Material : Selector Valve Master/Selector, 4 in., w/Solenoid, Pneumatic Override & Pneumatic Time Delay Thread Size/Type: ………….. Weight (lbs): 57 Part Description: …………..