Chemetron 3 Pass Liquid CO2 Cryogenic Freezer. Model: Ultra Freeze. (3) Stainless steel mesh belts. Mesh size opening: 1/2 in. x 1 in. Height available above belts: approx. 2-1/2 in. Belt: 48 ft. L x 32 in. W. (8) panel sections per side of tunnel with (2) fans per section. (16) Baldor fan motors: 1 hp, 1140 rpm, 230/460 V, 3.4/1.7 amps, 60 Hz, 3 phase. (2) Conveyor motors: 3/4 hp, 1725 rpm, 230/460 V, 2.2/1.1 amps, 60 Hz, 3 phase. Boston Reducer. Penta-Drive DC motor speed control. Overall dimensions: 48 ft. L x 4 ft. 10 in. W x 5ft. 6 in. H.