DUCT PIECES
Roof Cap
12 Ft. Straight Duct
(6 Round)
Rectangular-to-Round
Transition Adaptor*
Equivalent lengths of duct pieces are based on actual tests and
reflect requirements for good venting performance with any vent hood.
DUCT PIECES
Wall Cap
3 Ft. Straight Duct
(3
1
⁄
x 10 Rectangular)
4
90° Elbow
Equivalent lengths of duct pieces are based on actual tests and
reflect requirements for good venting performance with any vent hood.
EQUIVALENT
NUMBER
LENGTH
x
USED
24 Ft.
x
(1)
12 Ft.
x
(1)
5 Ft.
x
(1)
Total Length
EQUIVALENT
LENGTH*
x
40 Ft.
x
3 Ft.
x
10 Ft.
x
EQUIVALENT
=
LENGTH
=
24 Ft.
=
12 Ft.
=
5 Ft.
=
41 Ft.
NUMBER
EQUIVALENT
USED
=
LENGTH
(1)
=
40 Ft.
(1)
=
3 Ft.
(2)
=
20 Ft.
Total Length
=
63 Ft