INSTALLATION INSTRUCTIONS
Venting Methods - Interior Mounted Vent Motor Only
Determine which venting method is best for your application. Vent system can terminate through either the wall or floor.
Island location
A
Island Location
Vent system installed under a concrete slab using PVC sewer pipe.
B
AD
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| A. Down vent |
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| A. Wall cap |
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| B. 6" | (15.2 cm) round metal vent |
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| C. 16" (40.6 cm) maximum |
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| D. 6" | (15.2 cm) round PVC sewer pipe |
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| E. 6" | (15.2 cm) round metal vent |
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| F. 6" | (15.2 cm) round PVC coupling |
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| G. Concrete slab |
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| H. 6" | (15.2 cm) round PVC sewer pipe |
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| I. 6" | (15.2 cm) round 90° PVC sewer pipe elbow | ||
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| J. Tightly pack gravel or sand completely around pipe. | |||
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| K. 6" | (15.2 cm) round 90° PVC sewer pipe elbow | ||
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| B | L. 6" | (15.2 cm) round PVC coupling |
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M. 12" (30.5 cm) minimum
Calculating Vent System Length
It is recommended that you use round vent instead of rectangular vent, especially if elbows are required. If rectangular vent is required, it should be transitioned to 6" (15.2 cm) round vent as soon as possible.
Maximum Length of Vent System
CD
A. Down vent
B. Rear vent
C. Left vent
D. Right vent
Vent | Length |
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6" (15.2 cm) round | 35 ft (8.9 m) |
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3¹⁄₄" x 10" (8.3 cm x 25.4 cm) | 35 ft (8.9 m) |
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7
