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Approved
Document J
On 1st April 2002, Approved Document J came into
effect.
This guide highlights the sections of the new
regulations relating to the installation of
flexible chimney liner. Although every effort
has been made to ensure the accuracy of this
information, we accept no responsibility for any
errors or omissions contained within.
Approved
documents are approved by the Secretary of State
for the purpose of providing practical guidance
with respect to the requirements of Schedule 1
to and regulation 7 of the Building Regulations
2000 (SI 2000/2531) for England and Wales. SI
2000/2531 has been amended by the Building
(Amendment) Regulations 2001 (SI2001/3335).
Provisions
which apply generally to combustion
installations
Notify
your local authority before installing a
chimney liner.
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Page
20, Paragraph 1.35
"Flues
are controlled services as defined in
Regulation 2 of the Building Regulations,
that is to say they are services in relation
to which Part J of Schedule 1 imposes
requirements. If renovation, refurbishment
or repair amounts to or involves the
provision of a new or replacement flue
liner, it is "building work"
within the meaning of Regulation 3 of the
Building Regulations. "Building
work" and must not be undertaken
without prior notification to the local
authority."
Flue
liners are for re-lining chimneys only.
Notice
plates are required for hearths and flues.
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Page
23, Paragraph 1.56
"Where a hearth, fireplace (including a
flue box), flue or chimney is provided or
extended (including cases where a flue is
provided as part of the refurbishment work),
information essential to the correct
application and use of these facilities
should be permanently posted in the
building. A way of meeting this requirement
would be to provide a notice plate conveying
the following information:
a) the location of the hearth, fireplace (or
flue box) or the location of the beginning
of the flue;
b) the category of the flue and generic
types of appliance that can be safely
accommodated;
c) the type and size of the flue (or its
liner if it has been relined) and the
manufacturers name;
d) the installation date;"
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Page
23, Paragraph 1.57
"Notice plates should be robust,
indelibly marked and securely fixed in an
unobtrusive but obvious position within the
building such as:
a) next to the electricity consumer unit; or
b) next to the chimney or hearth described;
or
c) next to the water supply stop-cock."
Additional
Provisions for Appliances Burning Solid Fuel
Use
a liner with the correct independent
certification.
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Page
29, Paragraph 2.20
"Lining or relining flues may be
building work and, in any case, such work
should be carried out so that the objectives
of J2 to J4 are met. Existing flues being
re-used should be checked as described in
Paragraph 1.36. Ways of meeting the
requirement include the use of:
a) liners whose performance is independently
certified as being at least equal to that
corresponding to the designation T450 N2 S
D3, as described in BS EN 1443:1999, such
as:-
i) factory-made flue lining systems such as
double skin flexible stainless steel lining
which is independently certified as suitable
for use with solid fuel burning appliances;
........."
Additional
Provisions for Appliances Burning Gas
Use
a liner with the correct independent
certification.
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Page
29, Paragraph 2.20
"Lining or relining flues may be
building work and, in any case, such work
should be carried out so that the objectives
of J2 to J4 are met. Existing flues being
re-used should be checked as described in
Paragraph 1.36. For flue liners serving gas
appliances, ways of meeting the requirement
include the use of:
a) .......
b) Liners as described in Paragraph 2.20;
c) flexible stainless steel liners
independently certified as complying with BS
715:1993;
d) ..........."
Install
liners as a single length.
For
gas fired appliances, the space between the
liner and the chimney should be left empty.
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Page
44, Paragraph 3.37
".......Other than for sealing at the
top and the bottom, the space between the
chimney and the liner should be left empty
unless this is contrary to the
manufacturer's instructions......"
Install
you liner in accordance with...
Additional
Provisions for Appliances Burning Oil
Use
a liner with the correct independent
certification.
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Page
52, Paragraph 4.21
"Lining or relining flues may be
building work and, in any case, such work
should be carried out so that the objectives
of J2 to J4 are met. Existing flues being
re-used should be checked as described in
Paragraph 1.36. For flue liners serving oil
appliances, ways of meeting the requirement
include the use of:
a) linings suitable for use if the flue gas
temperature can be expected to exceed 250°C
i)
.....
ii) liners as
described in Paragraph 2.20;
iii) flexible
stainless steel liners independently
certified as complying with BS 715:1993;
iv) .....
a)
linings suitable for use if the flue gas
temperature is unlikely to exceed 250°C
i)
any of the linings described in (a) above;
ii) .........
iii) .......
iv) .....
Install
liners as a single length.
For
gas fired appliances, the space between the
liner and the chimney should be left empty.
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Page
52, Paragraph 4.22
".......Other than for sealing at the
top and the bottom, the space between the
chimney and the liner should be left empty
unless this is contrary to the
manufacturer's instructions......"
Install
you liner in accordance with...
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