Zephyr ZML-M90BG Installation Guide download pdf (Page 31)

Duct pieces

To t a l

Equivalent number

length x used =

3- 1/ 4” x 10”

Rect.,

straight

1 Ft. x ( ) =

Ft.

8” Round,

straight

1 Ft. x ( ) =

Ft.

3- 1/ 4” x 10”

Rect. 90

elbow

15 Ft. x ( ) =

Ft.

3- 1/ 4” x 10”

Rect. 45

elbow

9 Ft. x ( ) =

Ft.

3- 1/ 4” x 10”

Rect. 90

flat elbow

24 Ft. x ( ) =

Ft.

3- 1/ 4” x 10”

Rect.

wall cap

with damper

30 Ft. x ( ) =

Ft.

3- 1/ 4” x 10”

Rect. to

6” round

transition

5 Ft. x ( ) =

Ft.

3- 1/ 4” x 10”

Rect. to

6” round

transition

elbow

20 Ft. x ( ) =

Ft.

6” Round,

elbow

15 Ft. x ( ) =

Ft.

6” Round,

elbow

9 Ft. x ( ) =

Ft.

7” Round,

straight

1 Ft. x ( ) =

Ft.

Subtotal column 1 =

Duct pieces

To t a l

Equivalent number

length x used =

6”- 8” Round

wall cap

with damper

30 Ft. x ( ) =

Ft.

Round

wall cap

with damper

30 Ft. x ( ) =

Ft.

7” or 8”

Round,

elbow

15 Ft. x ( ) =

Ft.

7” or 8”

Round,

elbow

9 Ft. x ( ) =

Ft.

6”- 8” Round,

roof cap

30 Ft. x ( ) =

Ft.

7” or 8”

Round,

roof cap

30 Ft. x ( ) =

Ft.

Subtotal column 2 =

Subtotal column 1 =

Total ductwork =

Longueur maximale du conduit d’aération : Pour un

mouvement d’air convenable, la longueur totale d’un conduit

d’aération ne devrait pas compter plus que l’équivalent

de 100 pieds.

6” round to

3- 1/ 4” x 10”

rect.

transition

1 Ft. x ( ) =

Ft.

6” round to

3- 1/ 4” x 10”

rect.

transition

elbow

16 Ft. x ( ) =

Ft.

7” round to

3 1/ 4” x 10”

rect.

transition

8 Ft. x ( ) =

Ft.

7” round to

3- 1/ 4” x 10”

rect.

transition

elbow

23 Ft. x ( ) =

Ft.

Installation – Feuille de calcul pour le conduit d’aération

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Zephyr ZML-M90BG Installation Guide Page 31

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