R
Reltub
Any1 know the rules about fitting a boiler in an under stairs cupboard?
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What rules ? are there sum ? no probs as i see it
where is 5.3.2 ? plsRefer to BS6798 as follows:4.4
Location
COMMENTARY AND RECOMMENDATIONS ON
4.4
Room‑sealed boilers may be installed in any room or space. It is not
recommended that any type of boiler be installed in an understairs
cupboard, bathroom or shower room, bedroom or bed-sitting room, or
within a toilet or cloakroom, but such installations are acceptable subject
to the requirements of
5.3.4 to 5.3.7.
5.3.4
Understairs cupboard installations
If a boiler is installed in an understairs cupboard, the cupboard shall
conform to one of the following.
Where the premises in which the cupboard is a) located has no more
than two storeys, the cupboard shall conform to
5.3.2.
b) Where the premises in which the cupboard is located has more
than two storeys, all the internal surfaces of the cupboard,
including the base, shall be non‑combustible or lined with
non‑combustible material, having a fire resistance of not less
than 0.5 h when determined in accordance with BS 476‑22 and
the air vents shall be direct to outside air.
COMMENTARY AND RECOMMENDATIONS ON
5.3.4
Installation in an understairs cupboard should only be considered if there
is no alternative location.
Whenever possible, the boiler in an understairs cupboard should be of the
room‑sealed type.
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