Blast Freezers – Grimsby

August 2017. Grimsby. Design and supply for Amazon Refrigeration Ltd 2 x Technoblock UNBD64000 housed air-cooled condensing units and 2 x Refteco REBF 0502 J10E4D floor mounted evaporators. The equipment will be used to blast freeze 250kg of fish products in 90 minutes per chamber. The equipment is designed for use with refrigerant R407F and therefore the compressors are fitted with liquid injection.