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Important:
The fl ue must be always sloping towards the boiler, with a minimum gradient 3%.
R12M
Adapter Ø 80 mm to Ø 80 / 125 mm
Item No.: 7749
Description: Adapter for transition from Ø 80 mm to
Ø 80/125 mm diameter “S21M” chimney subassembly
Subassembly parts:
1 × adapter
U2
Pipe bracket Ø 80 mm
Item No.: 7756
Description: A bracket for attaching an Ø 80 mm tube
to the wall
Subassembly parts:
3 × Ø 80 mm pipe bracket
Z2K
Tube end cage Ø 80 mm
Item No.: 300941
Description: Muzzle for insertion on the end of an
Ø 80 mm diameter horizontal exhaust tube. The muz-
zle is inserted on a smooth end of the tube (If required
the tube is cut to size). Important: The muzzle is used
on the intake tube only.
Subassembly parts:
1 x muzzle end piece Ø 80 mm
1 x self-cutting screw
Pressure loss: 0.5 Em