As used in this article, the following words and terms shall
have the following meanings:
SOLAR HEATING SYSTEM
Usually panels or coils of plastic or metal through which
water passes to increase the temperature by using the sun's radiant
energy.
SUBJECT DWELLING
Any one- or two-family dwelling or multifamily dwelling (including
townhouses) not more than three stories in height, with a separate
means of egress for each dwelling, a minimum of one heating facility
for each four dwelling units, and a separate primary electric meter
for each dwelling unit.
SUBSTANTIAL RECONSTRUCTION
Construction that includes the removal and replacement of
the ceiling, interior finishes of a dwelling which expose the exterior
framing, and more than 50% of any windows, exterior doors, or HVAC
building system.