ZC Kit – Large Pellet Insert
(99200149)
Vent Requirements
•Must be 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.
33 Feet (max.)
30 Feet
•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.
The vent height and run must not exceed the distance shown in the shaded region shown to the right.
25 Feet
20 Feet
•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.
| Seal each vent section (including | |
.RTV | adapters, elbows, etc...) by | |
injecting a liberal amount of 500° | ||
F | ||
500 | ||
° |
| |
Silicone | F. RTV silicone into the gap | |
| ||
| between sections. |
•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.
Venting into this shaded area may require restrictor adjustments. See the 
section “Restrictor
Adjustment” for details.
NOTE: To achieve optimum performance, we recommend keeping the vent as short as possible (horizontal run especially).
0Feet | 5Feet |
15 Feet
10 Feet
5 Feet
0 Feet
10 Feet (max.)
Page 2 of 8 | 10/9/06 | © Travis Industries, Inc. |
