30
5.10.4 Free in the market available flue gas materials (C63).
The properties of the combustion determine the choices for the flue material.
The standards EN 1443 and EN 1856-1 provide the necessary information for choosing the
flow material by means of a sticker including an identification string.
The Identification string contains the following information:
A CE marking
B The standard to comply to: Metal, EN 1856-2
Plastic, EN 14471
The ID string needs to contain the following information:
C Temperature class : T120
D Pressure class : Pressure (P) or High Pressure (Hi)
E Resistance class : W (Wet)
F Resistance class in case of fire : E
Dimensions C63 Flue system (external dimensions in mm)
Flue materials of different markings must not be combined !