© MHG Heating Ltd
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MHG Heating Ltd Unit 4 Epsom Downs Metro Centre, Waterfield, Tadworth, Surrey KT20 5LR
Telephone 01737 358000 Fax 08456 448803 Email
Web www.mhgheating.co.uk
010517
8.0 Fluing Options
Flue Type
Description
B23
Open Flued Installation with products of combustion
flued through a wall or roof to outside. Combustion
air taken from the room via adequate ventilation.
C13
A Balanced Flue System/ Room sealed installation.
A concentric flue installed horizontally.
C33
A Balanced Flue System/ Room sealed installation.
A concentric flue installed vertically.
C43
A Balanced Flue System/ Room sealed installation.
Independent air ducted in and products out via a U
or SE duct.
C53
A Balanced Flue System/ Room sealed installation.
Independent air ducted in and products flued out.
C83
A Balanced Flue System/ Room sealed installation.
Air ducted from outside and the products flued out
via a shared stack.