Concrete Slab Installations - Exhaust Through Wall
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6" (15.2 cm) to 3¹⁄₄" x 10" | 1 ft |
(8.3 cm x 25.4 cm) transition | (0.3 m) |
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3¹⁄₄" x 10" (8.3 cm x 25.4 cm) | 5.0 ft |
to 6" (15.2 cm) 90° elbow | (1.5 m) |
transition |
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6" (15.2 cm) to 3¹⁄₄" x 10" | 5.0 ft |
(8.3 cm x 25.4 cm) 90° elbow | (1.5 m) |
transition |
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A. Wall cap
B. 6" (15.2 cm) round metal vent C. 16" (40.6 cm) maximum
D. 6" (15.2 cm) round PVC sewer pipe E. 6" (15.2 cm) round metal vent
F. 6" (15.2 cm) round PVC coupling G. Concrete slab
H. 6" (15.2 cm) round PVC sewer pipe
I. 6" (15.2 cm) round 90° PVC sewer pipe elbow
J. Tightly pack gravel or sand completely around pipe. K. 30 ft (9.1 m) max.
L. 6" (15.2 cm) round 90° PVC sewer pipe elbow M. 6" (15.2 cm) round PVC coupling
N. 12" (30.5 cm) minimum
3¹⁄₄" x 10" (8.3 cm x 25.4 cm) | 5.0 ft | |||||
90° elbow | (1.5 m) |
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3¹⁄₄" x 10" (8.3 cm x 25.4 cm) | 12.0 ft | |||||
flat elbow | (3.7 m) |
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3¹⁄₄" x 10" (8.3 cm x 25.4 cm) | 0.0 ft | |||||
wall cap | (0.0 m) | |||||
Jenn-Air® Duct Free Filter Accessory Kit
(For model numbers JED3430, JED3536, JED4430, JED4536, JGD3430 and JGD3536)
On select downdraft models, the
Calculating Vent System Length
To calculate the length of the system you need, add the equivalent feet (meters) for each vent piece used in the system.
Vent Piece | 6" (15.2 cm) Round |
45° elbow | 2.5 ft |
| (0.8 m) |
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90° elbow | 5.0 ft |
| (1.5 m) |
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6" (15.2 cm) | 0.0 ft |
wall cap | (0.0 m) |
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3¹⁄₄" x 10" (8.3 cm x 25.4 cm) | 4.5 ft |
to 6" (15.2 cm) transition | (1.4 m) |
Example vent system
wall cap
90˚ elbow
6 ft (1.8 m)
2ft
(0.6 m)
1- 90° elbow | = 5 ft (1.5 m) |
8 ft (2.4 m) straight | = 8 ft (2.4 m) |
1 - wall cap | = 0 ft (0 m) |
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System length | = 13 ft (3.9 m) |
NOTE: Flexible vent is not recommended. Flexible vent creates back pressure and air turbulence that greatly reduce performance.
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