Thor Kitchen HRH3001U Installation Manual And User's Manual page 5

Follow the guidelines presented in this manual.
Ventilation methods:
You might be having a 6
Hood. Recommended duct size for your range hood will be:
Model Number
01, 02, 04, 06, 06-BS series
05 series
***Any Reduction of duct pipe size will affect the performance of the range hood and cause potential
noise issue.
More information for maximum Duct Length:
For satisfactory air movement, the total duct length should not exceed 100 equivalent feet.
Duct Pieces Description
6" Round 90
6" Round 45
7" or 8" Round
Size for Venting Duct
7
/ inches (in certain models or 7
8
Equivalent
Number
(Ft.)
7" Round
straight
8" Round
straight
° 15
elbow
°
elbow
30
roof cap
5
/ inches) duct size for your Thor Kitchen Range
8
Duct Size
7
6 / inches
8
5
7 / inches
8
Duct Pieces
1
1
9
4
Recommended Size for Duct Pipe
7"-8"
8"-9"
Description
6-8" Round wall
cap with damper
6"-8" Round roof
cap
7" or 8" Round, 90
°
elbow
7" or 8" Round, 45
°
elbow
7" or 8" Round
Wall cap with
damper
Equivalent
Number
(Ft.)
30
30
15
9
30