Alpha 41 532 05 - Page 21

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Alpha CD13R, 18R, 24R - Installation
PM length = C + (1 x 93° bend = 1.3 m) + (2 x 45° bends = 1.8 m)
C
Min.
400 mm
CD Easy-Flue
Flue sealing collar
Terminal end section
from CD Easy-Flue
PM length = C + (2 x 93° bend = 2.6 m) + (2 x 45° bends = 1.8 m)
C
Terminal end section
from CD Easy-Flue
PM length = C + (4 x 93° bend = 5.2 m)
C
Terminal end section
from CD Easy-Flue
Ensure there is a slope of approximately
3° back towards the Easy-Flue
Fig. 4.12
Note: The equivalent horizontal flue assembly length + the equivalent plume management length (PM length) must not
exceed the maximum flue length stated for each boiler, i.e.
Alpha Intec boiler maximum equivalent flue length must not exceed 12 metres.