Site Requirements, Flue or Chimney, Flue Plate

SITE REQUIREMENTS

1.FLUE OR CHIMNEY

1.1The flue or chimney system must be in good condition.

It must be inspected by a competent person and passed for use with the appliance before installation.

Products of combustion entering the room can cause serious health risks.

1.2The following must be checked:

—The construction of the masonry chimneys, flue block chimneys and connecting flue pipe system must meet the requirements of the Building Regulations†.

—A flexible flue liner system can be used if certified for use with solid fuel systems and installation complies with manufacturer’s instructions and Building Regulations†. The flue liner must be replaced when an appliance is replaced, unless proven to be recently installed

and in good condition.

—If it is necessary to fit a register plate it must conform to the Building Regulations†.

—The minimum height of the flue or chimney must

be 4.5m from the hearth to the top of the flue, with no horizontal sections and a maximum of 4 bends.

Bends must have angles of less than 45 degrees from the vertical.

—Ensure the connecting flue pipe is kept a suitable distance from any combustible material and does not form part of the supporting structure of the building.

—Make provision to remove the appliance without the need to dismantle the chimney.

—Any existing flue must be confirmed as suitable for

the new intended use as defined in the Building Regulations†.

—The flue or chimney systems must be inspected and swept to confirm the system is structurally sound and free from obstructions**.

—If the chimney is believed to have previously served an open fire it must be swept a second time within a month of regular use after installation to clear

any soot falls that may have occurred due to difference in combustion levels.

—The flue exit from the building must comply with local building control rules†.

—Do not connect or share the flue or chimney system with another heating appliance.

1.3Do not connect to systems containing large voids or spaces over 230mm square.

1.4Suitable access must be provided to enable the collection and removal of debris.

1.5The flue must be swept and inspected when the appliance is installed.

1.6The flue draught must be checked with all windows and doors closed and any extraction fans in this, or adjoining rooms, running at maximum speed (see next section for additional ventilation requirements).

Max. Draught = 2.0mm Wg Min. Draught = 1.0mm Wg

In the U.K.

*The design of the flue and chimney systems and products used should meet the requirements of ADJ along with any other relevant, National or European standards that may apply. Products should be specified with regard to the type of appliance, position within the building, fuels to be used and appliance operating temperatures.

**This should be done by a HETAS Approved Chimney Sweep (UK only) see page 27 / INFO registered (Republic of Ireland only) who will issue you with a certificate.

† Building Regulations Document J

Flue Plate:

Where a hearth, fireplace, flue or chimney is provided or extended (including cases where a flue is provided as part of refurbishment work), information essential to the correct appliance and use of these should be permanently posted in the building, to meet Requirement J4 of the Building Regulations (England and Wales), F3.12 (Scotland).

Additional:

A new factory made system that complies to EN 1856; Part 1 can be used providing installation is to the requirements of:

i)BS 7566 Parts 1 -4

ii)the manufacturer's instructions

iii)Building Regulations.

For a guide containing information on Chimneys and Flues contact:

The British Flue & Chimney Manufacturers’ Association,

FETA

2 Waltham Court Milley Lane Hare Hatch Reading Berkshire RG10 9TH

Tel: 0118 9403416

e-mail: info@feta.co.uk