Bosch and Siemens Home Appliance Group is the third largest appliance manufacturer in the world. Bosch combine efficiency, quietness, and quality with unrivalled ease of use. Bosch manufacture washers, dryers, dishwashers, ranges, ovens, cooktops and refrigeration. Bosh appliances are found in many commercial kitchens. A S Catering Supplies can deliver a range of Bosch spare parts.