Vaillant ecoTEC plus Installation Manual

System overview of concentric system Ø110/160mm
Installation manual for the flue pipe for ecoTEC plus 0020137851_02 7
4
4 System overview of concentric
system Ø110/160mm
4.1 Installation options
Required
art. no. *)
Type of installation Installation instructions
0020166853
(black)
Vertical roof duct: con-
centric air/flue gas pipe
through the roof
Maximum pipe lengths:
¬section 5.1
Installing the vertical roof duct:
¬section 6
0020166855 Concentric connection to
the flue gas pipe on the
external wall
Combustion air from out-
side
Maximum pipe lengths:
¬section 5.1
Installing the flue gas pipe on
the external wall: ¬section 8
Installing the horizontal flue
gas pipe: ¬section 10
4.1 Installation options (continued on next page)

Vaillant ecoTEC plus Specifications

General

Model	ecoTEC plus
Category	Boiler
Type	Condensing
Dimensions (H x W x D)	720mm x 440mm x 338mm
ErP Rating	A
Mounting	Wall-mounted
Output Range	12kW to 38kW
Fuel Type	Natural Gas
Domestic Hot Water Output	38kW
Flow Rate	15.9 l/min
NOx Emissions	Class 5
Efficiency	94% (SAP 2009)