Terminal Cap
Flashing
2 x 3”
fl
ex
liners—see
Venting
Table for
length
allowed
Typical Vent Installation
See the
Approved Venting Components
list on page 33 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
air
fl
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 o
ff
set 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
QUALIFIED
INSTALLER
21
Venting
