R.K. Dutt Concerns manufactures Glidomat Float and Board Indicators. R.K. Dutt Concerns is an ISO 9001 certificated company. Glidomat Float and Board Indicators are the float and counter weight level indicators for tall over ground and overhead storage tanks, magnetic vapour tight and are standard open to atmospheric version. It has a large 390 diameter float that moves up and down with liquid level. It does not require guide wires, due to its bottom heavy- self centering design. The L-16- Glidomat and L- 16S - Magnaseal models of Glidomat Float and Board Indicators are applicable in water, vegetable/fuel/LSHS and in solvents like methanol, IPA, toluene, hexane, etc.