A refrigerated merchandising cabinet comprises an insulated casing, an interior of which forms a product display chamber. Refrigeration apparatus for generating and delivering a cold airstream through the product display chamber to cool the product display chamber is mounted on top of the casing. Access doors are mounted at a front of the casing to provide access to the product display chamber. Each access door is mounted on the casing by means of an inner frame forming an integral part of the casing and defining an access opening at the front of the casing and a complementary outer frame which is demountably engaged with the inner frame. Each door is hingedly mounted on the outer frame.