Dry Ice Cooling Bath. Dry-ice model includes insulated copper interior and steel exterior with corrosion resistant polyurethane enamel finish. Composition top plate suspends Cold Filter Plugging Point Apparatus (P3420-1) in freezing mixture at the required depth. Handles on exterior permit easy emptying of freezing mixture. Supplied with thermometer holder. Refrigerated Model Dimensions (L x W x H): 35 x 26 x 31". Refrigerated Model Shipping Weight: 373lb (169.5kg). Dry-Ice Model Dimensions (Dia. x H): 12 x 12". Dry-Ice Model Shipping Weight: 19lb (8.6kg). Koehler #: K45910.