Installation - Ductwork Calculation Sheet - Zephyr Glide EGL-E30AS Use, Care And Installation Manual

Duct pieces
3 1/4 " x 10"
Rect.,
straight
6 " Round,,
straight
7", 8"
Round,,
straight
3 1/4 " x 10"
Rect.90°
elbow
3 1/4 " x 10"
Rect.45°
elbow
3 1/4 " x 10"
Rect.90°
flat elbow
3 1/4 " x 10"
Rect.
wall cap
with damper
3 1/4 " x 10"
Rect.to
6 " round
transition
3 1/4 " x 10"
Rect.to
6 " round
transition
90° elbow
6 " Round,,
90° elbow
6 " Round,,
45°elbow
Maximum Duct Length: For satisfactory air movement, the total
duct length should not exceed 100 equivalent feet.
Equivalent number
lenght x used = Total
1 Ft. x ( ) =
1 Ft. x ( ) =
1 Ft. x ( ) =
15 Ft. x ( ) =
9 Ft. x ( ) =
24 Ft. x ( ) =
30 Ft. x ( ) =
5 Ft. x ( ) =
15 Ft. x ( ) =
15 Ft. x ( ) =
9 Ft. x ( ) =
Subtotal column 1 =
Duct pieces
Ft. 6" Round
wall cap
with damper
Ft. 6" Round,
roof cap
6" Round to
Ft.
3 1/4 " x 10"
rect.
transition
Ft.
6" Round to
3 1/4 " x 10"
rect.
transition
90° elbow
Ft.
7", 8" round
90° elbow
Ft.
7", 8" round
45° elbow
Ft.
7", 8" Round
wall cap
with damper
Ft.
7", 8"
Round,
roof cap
Ft.
7" Round to
3 1/4 " x 10"
rect.
transition
7" Round to
3 1/4 " x 10"
Ft.
rect.
transition
90° elbow
Ft.
9
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Equivalent number
lenght x used = Total
30 Ft. x ( ) = Ft.
30 Ft. x ( ) = Ft.
1 Ft. x ( ) = Ft.
16 Ft. x ( ) = Ft.
15 Ft. x ( ) = Ft.
9 Ft. x ( ) = Ft.
30 Ft. x ( ) = Ft.
30 Ft. x ( ) = Ft.
8 Ft. x ( ) = Ft.
15 Ft. x ( ) = Ft.
Subtotal column 2 =
Subtotal column 2 =
Total ductwork =