PART L CONSERVATION OF FUEL AND POWER
L1 Reasonable provision shall be made for the conservation of fuel and power in buildings by─
(a)
limiting heat gains and losses─
(i)
through thermal elements and other parts of the building fabric; and
(ii)
from pipes, ducts and vessels used for space heating, space cooling and hot water services;
(b)
providing fixed building services which—
(i) are energy efficient;
(ii) have effective controls;
and
(iii) are commissioned by testing and
adjusting as necessary to ensure they use no more fuel and power than is reasonable in the circumstances; and
(c)
providing to the owner sufficient information about the building, the fixed building services and their maintenance requirements so that the building can be operated in such a manner as to use no more fuel and power than is reasonable in the circumstances.