INSTALLATION REQUIREMENTS
GENERAL INSTALLATION CONDITIONS
In the United Kingdom it is law that all gas appliances are fitted by a competent person in
accordance with the most up to date edition of the Gas Safety (Installation and Use) Regulations.
Failure to install the appliance correctly could lead to prosecution.
The installation must also be in accordance with all relevant parts of the Local and National
Building Regulations, all relevant code of practice, and all applicable requirements of the
following British Standards:
BS EN 1856 Part 1 Chimneys - Requirements for metal chimneys.
BS EN 1858 Chimneys - Components - Concrete flue blocks.
BS EN 1806 Chimneys - Clay/ceramic flue blocks.
BS EN 1856 Part 1 Chimneys - Requirements for metal chimneys.
BS 5440 Parts 1 & 2 Installation of Flues and Ventilation.
BS 6461 Part 1 Masonry chimneys & flues - Installation.
BS 5871 Part 2 Installation - Inset LFE gas fires.
BS 6891 Gas pipework installation.
BS 1251 Open fireplace components.
FLUE/CHIMNEY SUITABILITY AND INSPECTION
This appliance is for use with 225mm x 225mm conventional brick built chimneys and fabricated
flues.
If the chimney has previously been used for solid fuel, the chimney must be swept before
installation of the appliance.
Minimum size of all flues: 175mm diameter or equivalent area.
Minimum effective height of all flue types: 3 metres.
Single wall, twin wall or flexible flue liner must be stainless steel or aluminium and conform to BS
EN 1856 Part 1.
The flue system must conform to BS 5440 Part 1 in design and installation.
The flue must not be used for any other appliance. Any dampers or register plates must be
removed or locked in the open position.
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