Heat Exchanger Brazed Plate Max BtuH (Water to Water Application) 150 000 BtuH 435 PSIG Design Pressure Temp (F) -40 to 300 20 Plates Surface Area per Plate (Sq.-Ft.) 0.126 sq ft Volume (Gal./Chnl.) 0.0076 Construction Material 316L Stainless Steel Nickel Braze Connection 3/4 in MNPT Capacity (GPM) 25 gpm 8.45 in 2.23 in 3.18 in 2.23 in 6.8 lb ASME Section VIII div. 1 CRN