Thermal Transmittance (U0)
The steady-state heat flow rate per unit area through a building envelope component when the air temperature difference between the environments on both sides of the component is 1 K, unit of measurement W/(m2.K);
The steady-state heat flow rate per unit area through a building envelope component when the air temperature difference between the environments on both sides of the component is 1 K, unit of measurement W/(m2.K);