Study of this chapter will enable the reader to:

identify and use the thermal conductivity and resistivity of building materials;

calculate the thermal resistance of a composite structure;

use surface and cavity thermal resistance values;

calculate the thermal transmittance of walls, roofs, floors and windows;

use the proportional area method to calculate the average U value of a thermally bridged structure;

calculate the fabric and ventilation building heat loss components for a building;

define hot water storage power requirements;

calculate total heating plant power.