Chester-Jensen Co Ammonia Plate Chiller Unit. Model: B12- 0T-12-36. S/N: 7821. Chills liquid product instantly and continuously to 33°-34°F. Custom design with 36 corrugations per section. Approximate flow rate: 3,000 gph. Number of sections: 12. Inlets: (2) 2 in. dia. Q-line fittings, (1) 4 in. dia. refrigerant feed pipe. Outlets: (1) 2 in. dia. refrigerant gas discharge pipe, (2) 2 in. dia. Q-line fittings, (1) 4 in. Q-line fitting. Overall dimensions: 94 in. L x 71 in. W x 92 in. H.