ANSUL 150 Bar INERGEN Systems ( 2 1/2 in. Replacement Orifice Plate, specify orifice size (INERGEN) ) Part Number : 427907 Material: 2 1/2 in. Replacement Orifice Plate, specify orifice size (INERGEN) Thread Size/Type: ………….. Weight (lbs): 0,1 Part Description: …………..