Appendix 3: Distance from combustible material
55MF - Minimum distance in millimetres
*
Protective (insulated) connection pipe
1
Combustible material
2
Incombustible material, thickness 100 mm
Please note: In order to guarantee the supply of combustion air when there is no outside air supply
connection, the distance from the connection collar for the outside air to the wall must be at least 20 mm. If
required, the connection collar can be removed.
20
1
2
09-20008-016
Subject to change because of technical improvements