Post heating
If heat our air from +2°C to + 20°C, the relative humidity will be about 30%, the absolute humidity is 4.384 g/kg .
The kilogram of air at +20°C with 60% HR, which contained 8.77 g of water vapor (absolute humidity), is now to +20°C with 30% HR, with 4.384 g/kg of absolute humidity.
The kilogram of air at +20°C with 60% HR, which contained 8.77 g of water vapor (absolute humidity), is now to +20°C with 30% HR, with 4.384 g/kg of absolute humidity.