34
Instructions for the installer
3.6.2
Ø 100/60 mm and Ø 125/80 mm air/flue gas coaxial duct system
WARNING
The information given above is with reference to air intake/flue gas venting ducts made from smooth, rigid pipes approved and
supplied by the manufacturer.
C13/C13X installation type
• Minimum permissible length of horizontal coaxial pipes is 1 meter.
• Maximum permissible length of Ø100/60 mm horizontal coaxial pipes is 12 meters.
• Maximum permissible length of Ø125/80 mm horizontal coaxial pipes is 17 meters.
• For each additional 1 meter of straight pipe maximum permissible length is to be reduced by 1 meter.
• For each additional 90° elbow, maximum permissible length is to be reduced by 1 meter.
• For each additional 45° elbow, maximum permissible length is to be reduced by 0.5 meter.
• The wall terminal reduces maximum permissible length by 1.5 meters.
• The air intake duct is to be tilted down by 1% toward its exit, in order to avoid rain water to enter it.
C33/C33X installation type
• Minimum permissible length of vertical coaxial pipes is 1 meter.
• Maximum permissible length of Ø 100/60 mm vertical coaxial pipes is 12 meters.
• Maximum permissible length of Ø 125/80 mm vertical coaxial pipes is 17 meters.
• For each additional 1 meter of straight pipe maximum permissible length is to be reduced by 1 meter.
• For each additional 90° elbow, maximum permissible length is to be reduced by 1 meter.
• For each additional 45° elbow, maximum permissible length is to be reduced by 0.5 meter.
• The roof vent terminal reduces maximum permissible length by 1.5 meters.
A
A
B
Fig. 10 Type C13 - C33 coaxial ducts
126
250
100
70
0
400
155
Fig. 11 Type C12 - C33 coaxial pipes dimensione
A. Gasket
B. Blanking cap
Summary of Contents for minorca kr
Page 62: ...62 ...