Hood Manual - Zephyr Ventilation
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7” Round transition adapter (pre-installed on top of hood)
3-1/4”x10” rectangular starting collar
3-1/4”x10” rectangular cover plate (pre-installed on back of hood)
Suction Cup (1)
M4 x 1” (4)
3-1/4”x10” rectangular vertical transition adapter
M4 x 1-1/2” (4)
Wire Caps (3)
Safety Grille Screws (2)
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Equivalent number length x used =
Duct pieces
Total
Total
3-1/ 4” x 10” 1 Ft. Rect., straight
x(
) =
Ft.
6” Round 30 Ft. wall cap with damper
x(
) =
Ft.
6” Round, straight
1 Ft.
x(
) =
Ft.
6” Round, roof cap
x(
) =
Ft.
7”-10” Round, 1 Ft.
x(
) =
Ft.
6” round to 1 Ft. 3-1/ 4” x 10” rect. transition
x(
) =
Ft.
3-1/ 4” x 10” 15 Ft. Rect.90 0 elbow
x(
) =
Ft.
x(
) =
Ft.
3-1/ 4” x 10” 9 Ft. Rect.45 0 elbow
x(
) =
Ft.
6” round to 16 Ft. 3-1/ 4” x 10” rect. transition 90 0 elbow 7” - 10” Round, 90 0 elbow
15 Ft.
x(
) =
Ft.
3-1/ 4” x 10” 24 Ft. Rect.90 0 flat elbow
x(
7” - 10” Round, 45 0 elbow
9 Ft.
x(
) =
Ft.
3-1/ 4” x 10” 30 Ft. Rect. wall cap with damper
x(
7” - 10” 30 Ft. Round wall cap with damper
x(
) =
Ft.
3-1/ 4” x 10” 5 Ft. Rect.to 6” round transition
x(
) =
Ft.
7” - 10” Round, roof cap
x(
) =
Ft.
3-1/ 4” x 10” 20 Ft. Rect.to 6” round transition 90 0 elbow
x(
) =
Ft.
7” round to 8 Ft. 3 1/ 4” x 10” rect. transition
x(
) =
Ft.
) =
Ft.
15 Ft.
x(
) =
Ft.
7” round to 23 Ft. 3-1/ 4” x 10” rect. transition 90 0 elbow
x(
6” Round, 90 0 elbow
6” Round, 45 0 elbow
9 Ft.
x(
) =
Ft.
Subtotal column 2 =
Ft.
Subtotal column 1 =
Ft.
Total ductwork
Ft.
straight
) =
) =
Subtotal column 1 =
30 Ft.
Ft.
Ft.
Ft.
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