Direct drive air compressors, Belt drive compressors and Petrol Compressors MTS Direct supply air compressors to all areas of Industry, from leading Italian manufacturers GGA, Abac, and SIP Nuair. GGA specialises in the manufacture of a wide range of air compressors for professional and industrial use. SIP Nuair is an international group which today represents the largest manufacturer of piston compressors in the world. MTS Direct is supplying compressors in Ireland under the brands GGA, SIP, Ferrua and Nuair. These are all quality Italian compressors manufactured by the Italian manufacturers. All in stock for next day delivery from our warehouse and shop in Ballymount Ind. Est, Dublin Ireland.