42
KC - KR - KRB 28
Minimum permissible length of horizontal coaxial pipes is 1 meter,
without accounting for the first elbow connected to the boiler.
Maximum permissible length of Ø 100/60 mm horizontal coaxial pipes
is 9 meters including the first elbow connected to the boiler.
Maximum permissible length of Ø 125/80 mm horizontal coaxial pipes
is 13.5 meters including the first elbow connected to the boiler.
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.
The flow resistance of the first elbow shall not be taken into account to
calculate maximum permissible length.
KC - KR - KRB 32
Minimum permissible length of horizontal coaxial pipes is 1 meter,
without accounting for the first elbow connected to the boiler.
Maximum permissible length of Ø 100/60 mm horizontal coaxial pipes
is 7 meters including the first elbow connected to the boiler.
Maximum permissible length of Ø 125/80 mm horizontal coaxial pipes
is 10.5 meters including the first elbow connected to the boiler.
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.
Type C33
KC - KR - KRB 12
Minimum permissible length of vertical coaxial pipes is 1 meter.
Maximum permissible length of Ø 100/60 mm vertical coaxial pipes is 9
meters.
Maximum permissible length of Ø 125/80 mm vertical coaxial pipes is
13.5 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.
KC - KR - KRB 24
Minimum permissible length of vertical coaxial pipes is 1 meter.
Maximum permissible length of Ø 100/60 mm vertical coaxial pipes is
10 meters.
Maximum permissible length of Ø 125/80 mm vertical coaxial pipes is
14.5 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.
KC - KR - KRB 28
Minimum permissible length of vertical coaxial pipes is 1 meter.
Maximum permissible length of Ø 100/60 mm vertical coaxial pipes is 9
meters.
Maximum permissible length of Ø 125/80 mm vertical coaxial pipes is
13.5 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.
KC - KR - KRB 32
Minimum permissible length of vertical coaxial pipes is 1 meter.
Maximum permissible length of Ø 100/60 mm vertical coaxial pipes is 7
meters.
Maximum permissible length of Ø 125/80 mm vertical coaxial pipes is
10.5 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.
