Zc kit – agp pellet insert, Vent requirements – Avalon Firestyles AGP Pellet Insert User Manual
Page 2

ZC Kit – AGP Pellet Insert
(94400157)
Page 2 of 10
17601823 - 3/7/14
© Travis Industries, Inc.
Vent Requirements
Must be 3” or 4" diameter Type "L" (except for masonry fireplace installations) - or - connect the vent to a
factory built type "A" chimney. All vent joints (including adapters, elbows, etc…) must be sealed with 500°
F. RTV silicone.
Pellet vent must maintain a minimum 3" clearance to any combustible (install vent at clearances specified
by the vent manufacturer).
Do not connect the pellet vent to a vent serving any other appliance or stove.
The maximum venting distance is
shown in the illustration to the right.
Do not install a flue damper in the
exhaust venting system of this unit.
Use an approved wall thimble when
passing the vent through walls and a
ceiling support/fire stop spacer when
passing the vent through ceilings
(make sure to maintain 3" clearance to
any combustibles.
No more than 180° of elbows (two 90°
elbows, one 90° and two 45° elbows,
etc.).
Pellet vent connections must be
sealed airtight with 500° F. RTV
silicone and screwed together with at
least three sheet metal screws (unless
the vent manufacturer’s requirements
specify otherwise).
•
Vent must have a support bracket
every 5' of pellet vent when exterior of
structure
Horizontal sections must have a 1/4"
rise every 12" of travel.
0 Feet
5 Feet
10 Feet (max.)
0 Feet
5 Feet
10 Feet
15 Feet
20 Feet
25 Feet
The vent height and run
must not exceed the
distance shown in the
shaded region shown to the
right.
NOTE: To achieve optimum
performance, we
recommend keeping the
vent as short as possible
(horizontal run especially).
Venting into this shaded
area may require restrictor
adjustment to the closed
position. See the section
"Restrictor Adjustment" in
the manual for details.
30 Feet
35 Feet
40 Feet
(max.)