Side mounted heavy duty tank level indicators are suitable for storage tanks, Batch tank, Day Tank, Receiver Tank. It is simple & reliable devices for direct reading in atmospheric or pressurised tank application. Glass Tube is fully protected by box section made out of M.S. channel 2 mm thick light weight & economical design. Heavy wall borosilicate glass tube 19 mm OD available in single length 3 meters. Extended length by coupling through a coupler.