When writing to the boiler manufacturers , the following information should be furnished to them: Lowest ambient temperature likely to be reached during a year at the proposed place of operation. Elevation of the place above MSL Maximum working pressure Maximum steam demands at the working pressure of the boiler. Fuel to be used and its analysis report. Whether the load on the boiler is likely to be steady or fluctuating and if fluctuating, then between what limits? Analysis of the raw water to be used in the boiler after treatment. In the case of solid fuel fired boilers, whether mechanical firing is preferred. In the event of any proposed standardization of both the HPs & the make of electric motors that fact should be intimated. Information the Manufacturer should be requested to furnish Gross Efficiency of boiler Accessories included Quality of steam dryness fraction Flue gas temperature Grate area(for solid fuel fired boiler...