energy conservation measure
any type of project conducted, or technology implemented, to reduce the consumption of energy in a building
ventilation
intentional introduction of outside air into a space
building envelope
physical separator between the conditioned and unconditioned environment of a building
Heat recovery ventilation
ventilation system that recovers energy by operating between two air sources at different temperatures
window thermal insulation
passive measure done to a building to increase its energy efficiency
External wall insulation
Passive energy conservation measure done to a building to increase its energy efficiency