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INSTALLATION
Typical Vent Installation
See list of approved Venting Accessories on page 30 of this manual.
Vent Location
The vent terminal must be located through the
roof. This direct vent appliance is designed to
operate when an undisturbed airfl ow hits the
outside vent terminal from any direction.
Check local codes for allowable vertical vent
termination.
Venting Table
Maximum vertical height 40 ft (measured to bottom of termination)
Minimum vertical height
10 ft (measured to bottom of termination)
Maximum horizontal run
4 ft (measured center to center of pipe)
Maximum offset angle
45˚ (sweeping bend to allow for obstructions)
Venting Notes
Where possible, avoid joining fl ex pipes. If joints
are required, use a approved connector and seal
joints with RTV high temp sealant.
Four feet horizontal is permissible to allow for
routing around masonry projections. Do not
bend fl ex pipe over a 45 degrees radius.
3" Liners
3" min.
Bend
Radius
10
Venting
Terminal Cap
Flashing
2 x 3" fl ex
liners—see
Venting Table
for length
allowed
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