Stoves use air from within the room for combustion. Any
solid fuel stove which has an output higher than 5kws requires
a permanently open vent with a cross sectional area of at
least 550² mm for every kW above 5kW.
installing an permanent air vent it must be non adjustable
and ventilators should be installed to ensure the occupants
are not provoked into blocking the air vents up to stop
noise and draughts.
vents should not be installed into a fireplace recess except
on the basis of specialist help. If you install a mesh or
other type of guard to stop pests getting into the house
then the mesh must be no smaller than 5mm.
to position a Permanent Air Vent
install a permanent air vent any where in the room as long
as it has direct ventilation to the out side.
is a Ventilator?
Ventilator is a ventilation system that you install using
a 5" core drill to provide a permanent air supply to
the room if you have a stove of over 5kw.
Ventilator Also known as a Black Hole Ventilator has a system
that uses a baffle to reduce draughts and to help reduce
"The Air vent can be anywhere in the room as long as
it is on an external wall. You can even draw in air from
a different room as long as the air travels from the outside
into the room where the stove is situated!"