20
PRE-INSTALLATION CHECKS
1. FLUE
Model
Yeoman YM-CL8HB
Flue / Chimney Size
Without Liner System
Round (diameter)
mm 150
inch 6
Without Liner System (square)
Minimum Dimension
mm 135
inch 5½
With Liner or Factory Made
System (diameter)
mm 150
mm 6
Flue / Chimney
minimum height*
m 4.5
feet 15
*When measured from the top of the flue, with no horizontal sections and a maximum of 4 bends with angles of
less than 45°