A protective coating.No. 1 is for interior surfaces of pressure steam tanks including boilers, economizers, calorifiers, turbines and hot water tanks of temperature above 100°C (212oF).No. 3 is for wet surfaces of a temperature below 50oC (125oF) or for dry, hot surfaces up to a temperature of 200oC (400oF).
A protective coating.No. 1 is for interior surfaces of pressure steam tanks including boilers, economizers, calorifiers, turbines and hot water tanks of temperature above 100°C (212oF).No. 3 is for wet surfaces of a temperature below 50oC (125oF) or for dry, hot surfaces up to a temperature of 200oC (400oF).