Thermal element definition
Thermal element means a wall, floor or roof (but does not include windows, doors, roof windows or rooflights) which separates a thermally conditioned space from—
Thermal element for a building means a wall, floor or roof or other element of the building (but does not include windows, doors, roof windows or roof- lights) which separates a thermally conditioned part of the building (“the conditioned space”) from the following or that bounds the conditioned space from the following or from the building’s external environment —
Thermal element means a wall, floor or roof (but does not include windows, doors, roof windows or roof-lights) which separates a thermally conditioned part of the building from either outside, or a part of the building which is not thermally conditioned or is conditioned to a different temperature.