Paul Mueller Stainless Steel Falling Film Plate Chiller. Rated cooling capacity: 84 tons. Refrigerant: recirculated ammonia. Brine flow rate: 420 gallons per minute. MAWP: 150 psi @ 100°F. Number of plates: (12) 8 ft. L. x 3 ft. 11 in. W. All 316L stainless steel construction with a 2B finish on interior and exterior surfaces. Features include: stainless steel legs with adjustable ball feet and a dimpled jacket. Doors are not included. Collecting tank: 500 gallons. Inside straight-wall dimensions: 8 ft. 4 in. L. x 4 ft. 8 in. W. x 1 ft. 9-1/4 in H. Overall dimensions: 8 ft. 8-1/2 in. L x 5 ft. 2 in. W x 7 ft. 3 in. H.(ACN567).