KitchenAid KSDG950ESS Installation Instructions Manual page 8

Calculating Vent System Length
IMPORTANT: This range is rated at 60 ft (18.3 m) of 6"
(15.2 cm) or 30 ft (9.15 m) of 5" (12.7 cm) straight duct. To
calculate the length of the system you need, add the equivalent
feet (meters) for each vent piece used in the system.
Vent Piece
Straight round
45° elbow
90° elbow
6" (15.2 cm) wall cap
3¹⁄ " x 10" (8.3 cm x 25.4 cm)
4
to 6" (15.2 cm) transition
6" (15.2 cm) to 3¹⁄ " x 10"
4
(8.3 cm x 25.4 cm) transition
3¹⁄ " x 10" (8.3 cm x 25.4 cm)
4
to 6" (15.2 cm) 90° elbow
transition
6" (15.2 cm) to 3¹⁄ " x 10"
4
(8.3 cm x 25.4 cm) 90° elbow
transition
3¹⁄ " x 10" (8.3 cm x 25.4 cm)
4
90° elbow
3¹⁄ " x 10" (8.3 cm x
4
25.4 cm) flat elbow
3¹⁄ " x 10" (8.3 cm x
4
25.4 cm) wall cap
Straight 3¹⁄ " x 10"
4
(8.3 cm x 25.4 cm)
5" (12.7 cm) thermal break
Part Number 708786A
6" (15.2 cm) thermal break
Part Number 715557A
8
5" (12.7 cm)
or 6" (15.2 cm)
Round
2.5 ft
(0.8 m))
5.0 ft
(1.5 m)
0.0 ft
(0.0 m)
4.5 ft
(1.4 m)
1 ft
(0.3 m)
5.0 ft
(1.5 m)
5.0 ft
(1.5 m)
5.0 ft
(1.5 m)
12.0 ft
(3.7 m)
0.0 ft
(0.0 m)
2.0 ft
(0.6 m)
Example 6" (15.2 cm) vent system
Venting Between Floor Joists
90 elbow
2 ft
(0.6 m)
Maximum length
1- 90° elbow
8 ft (2.4 m) straight
1 - wall cap
System length
NOTE: For external venting, a flexible vent is not
recommended. Flexible vents create back pressure and air
turbulence that greatly reduce performance.
Wall cap
6 ft (1.8 m)
= 60 ft (18.3 m)
= 5 ft (1.5 m)
= 8 ft (2.4 m)
= 0 ft (0 m)
= 13 ft (3.9 m)