52 Flue System
Ø80/125 => Max. length: A+B-(1 x 45°elbow) = 68-1.2=66.8 m
Ø60/100 => Max. length: A+B-(1 x 45°elbow) = 20-1.2=18.8 m
B
A
Pipe Diameter
(mm)
Maximum
Length (m)
Elbow
Equivalent
Length (m)
Ø60/100
20
45°
1.2
90°
2.4
Ø80/125
68
45°
1.2
90°
2.4
6.2.2 Vertical Coaxial Removal (Type C
33
)
Standard Removal System
Ø80/125 => Max. length: A=70 m
Ø60/100 => Max. length: A=21 m
A
A
Extended Removal System
Ø80/125 => Max. length: A+B-(1 x 45°elbow) = 70-1.2=68.8 m
Ø60/100 => Max. length: A+B-(1 x 45°elbow) = 21-1.2=19.8 m
A
B
Minimum 350 mm
Pipe Diameter
(mm)
Maximum
Length (m)
Elbow
Equivalent
Length (m)
Ø60/100
21
45°
1.2
Ø80/125
70
