Hall Mark Compressor [P] Limited offers Two Stage Air Compressor. Hall Mark Compressor [P] Limited is the manufacturer and exporter of air cooled and water cooled, lubricated and non lubricated air compressors in single or multistage construction from 1 hp to 60 hp, 330 CFM and up to 1000 psig. Two Stage Air Compressor is a rugged package for use either as a total air system for small industrial installations or a backup system in major installation. Two Stage Air Compressor is used where the pressure requirement is more than 7 kg / cm2 up to 14 kg / cm2 maximum air pressure. Two Stage Air Compressor is used in textile, plastic industries, for garages, petrol pumps, blowering, and pneumatic operations.