31
CONVENTIONAL FL
CONVENTIONAL FL
CONVENTIONAL FL
CONVENTIONAL FL
CONVENTIONAL FLUE 8
UE 8
UE 8
UE 8
UE 8
8-1
Conventional Flue
All Floor Standing Boilers are supplied with an adaptor and flexible air duct fitted for
conventional flue connection.
Note
The chimney must comply with current
Building Regulations, and BS5410 Part 1.
BS4543 applies to Factory Made Insulated
Chimneys, see Parts 2 and 3.
AIR
ENTRY
2.0 metr
es max
TERRACOTTA POT
Considered good practice but is
not a guarantee of overcoming
down draughts
LINER
Stainless Steel same
diameter as Boiler Flue
connection
4"Ø FLUE PIPE
Vitreous enamel or
Stainless Steel
4" to 3" Boiler Flue
Adaptor Required for Internal
Wall Mounted
SOOT DOOR
TEST
POINT
INSULATION TO AVOID
CONDENSATION
A chimney over 6 metres may
produce a draught exceeding
4mm.wg.
A draught stabiliser may be
required
Cowls and pots that may restrict the
flue should not be used
135°
SOOT
DOOR
RAIN CAP
Will help prevent rain
entering flue
ADAPTOR
(not 190/240 & 240/270)
FLUE PIPE BENDS
Do not use 90 Bends
190/240 & 240/270
Air duct connected
to burner only.
Fig. 8-1a Typical Conventional Flue with Brick Chimney
CONVENTIONAL FLUE 100mm (4”)
ADAPTOR
TEST POINT
AIR DUCT TO
BURNER
FL
FL
FL
FL
FLOOR STANDING
OOR STANDING
OOR STANDING
OOR STANDING
OOR STANDING
(not 190/240 & 240/270)
CONVENTIONAL FLUE
100mm (4”)
ADAPTOR
WALL MOUNTED
WALL MOUNTED
WALL MOUNTED
WALL MOUNTED
WALL MOUNTED
Fig. 8-1b Flue Adaptor
INFORMATION SUPPLIED BY OFTEC.
FOR FUR
FOR FUR
FOR FUR
FOR FUR
FOR FURTHER INFORMA
THER INFORMA
THER INFORMA
THER INFORMA
THER INFORMATION CONSUL
TION CONSUL
TION CONSUL
TION CONSUL
TION CONSULT THE L
T THE L
T THE L
T THE L
T THE LOCAL BUILDING CONTROL.
OCAL BUILDING CONTROL.
OCAL BUILDING CONTROL.
OCAL BUILDING CONTROL.
OCAL BUILDING CONTROL.
OPEN FLUE
BOILER IN ROOM
OPEN FLUE
BOILER COMPARTMENT VENTILATED
FROM OUTSIDE
OPEN FLUE
BOILER COMPARTMENT VENTILATED
FROM ROOM
Fig. 8-1c Air Supply for Combustion and Ventilation
OFTEC
88888
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