1103UDSA-2--EN, Pag. 11/36
Figure 5 : Type C appliances : Combustion air and fl ue pipe sockets
Combustion air inlet
pipe & fl ue pipe
for balanced fl ue
installation (type C
appliances)
Balanced fl ue air heaters are designed to be fi tted with a combustion air inlet duct
that obtains outdoor air and a fl ue pipe that exhausts fl ue products to outdoors.
Both the fl ue and combustion air pipes must be sealed.
Type C2 appliances must not be applied !
Figure 4 : Approved appliances type C
C52 C32 / C62
C12
C12b/C62
1) Flue pipe outlet collar
2) Combustion air pipe inlet collar
all mod. except. 035-2, 043-2 & 050-2
only mod. 035-2, 043-2, 050-2