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18
ACHIEVING THE CORRECT FLUE LENGTH
•
•
•
INSIDE EDGE OF
EXTERNAL SEAL IN
POSITION ON AIR
DUCT
•
•
•
•
•
•
•
•
767mm
EXTENSION
MIN. OVERLAP
50mm (2in)
425mm
L
76mm
MAX. 319mm
•
TOP
•
•
17mm
17
AIR/FLUE DUCT ASSEMBL
Y
•
•
ST
ANDARD DUCT
Fits Outside Elbow
•
EXTENSION DUCT(S)
Fits Over Duct
•
ST
ANDARD
TERMINAL
Fits Inside Duct
•
EXTERNAL SEALING
RING
•
TOP
Ensure the “O” ring
(fitted in the flanged
end of the flue elbow
only) is located correctly.
13
