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00RNO0333-B (U0625869)
EVO S -
Installation and Servicing
figure 7 -
Sizing recommendations
U0561516-#
4.3.2.
Connection to a B23P chimney
B23P type connection:
Air from the installation premises, gas evacuation through the roof via a
pressurised duct.
IMPORTANT:
The use of the “Chimney Adaptor” accessory is mandatory to connect
a VARFREE boiler to a B23 chimney duct. The table below represents
the accessories available for each boiler type.
IMPORTANT:
Check that the boiler installation premises have high and low
ventilation, that it conforms to current regulations and that it is not
obstructed.
Filtering cloth
A i
ndicates the height of the of the chimney
adapter when fully inserted relative to the
upper panel
of the boiler.
