roof cupola was the precursor of the modern day roof ventilator
was a relatively gracious permanent motionless fixture on a
house, usually in the centre of the roof, that allowed the roof
to ventilate in all weather conditions.
These were times when houses were vented into the roof space
so as to maintain a more odour free atmosphere and the cupolas
presence on a roof signified elegant living.
It's refinements such as these, in house design, where an architect's
contribution can be invaluable.
cupola was also used as a roof services hub with ancillary venting,
other than fireplace chimneys, directed to this point rather
than have penetrations all over the roof.
other item(s) that accompanied a cupola was wall and ceiling
vents that allowed a room to aspirate naturally.These were located
at the bottom of the external wall and high on the interior.
This allowed the heat of the walls to move up inside the cavity
and into the roof.
these were of a fixed nature, heat loss during the wintermonths
could not be controlled and were therefore dispensed with.
control of any air flow, at any time, can be gained by using
Condor PP ceiling registers
w hat was once considered an elegant crown on a house has now
become a semi industrial after thought with products being installed
to do what no one really understands.
of cupola or roof ventilator should be chosen according to the
size of the roof.
who approach the exercise with the 'I don't want to spend a
lot of money' are inevitably those who believe that all is equal,
and are best not installing anything as their selection will
be based on the wrong criteria, which should be performance
and not wishful thinking.