31
R1K 34 /B - RAD - ING - Manuale - 1512.2_CSA_TTS
1. INSTALLATION
INST
ALLER
III (
b
)
- KIT M&G VERTICAL CO-AXIAL
SYSTEM Ø3.1/4.9
in
(Ø80/125
mm
) INTERNAL
POLYPROPYLENE DUCT.
It allows exhaust and air intake directly from roof.
Suitable only for condensing boilers.
It allows exhaust and air intake for combustion
through co-axial ducts, the external one for air
intake, the plastic internal one for exhaust.
PLEASE SEE THE MAXIMUM EXHAUST LENGTH
IN THE TABLE IN 1.1.21 “ALLOWABLE VENT
LENGTHS”.
The maximum exhaust length (or linear reference
length) can be calculated by summing the length
of the linear tube.
Ø4.9 in (Ø125 mm)
Ø3.1 in (Ø80 mm)
INSTALLATION
fig. 22
fig. 23
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