Supply Of Hygrostat In Duct Design With Internal Adjust Knob, Measuring Range 30-100% Rh, Measuring Accuracy +/-4%, Sensor Length 220 Mm, High Grade Steel, Weight 0.7 Kg, Conforming To Rdso Specification No. Rdso/pe/spec/ac/0061/2005 Rev-1, As Per Sidwal Part No. Sr-075-1022 & Galltec Make Model No. Hg80i, Suitable For Use In Lhb Ac Coaches..