Insert installation - zero clearance (built-in) – Avalon Firestyles 900 PI-1992 User Manual
Page 27

PAGE 27
INSERT INSTALLATION - ZERO CLEARANCE (BUILT-IN)
(CONTINUED)
The pellet vent must maintain a 3" clearance from any combustible. Make sure to follow the clearance specified by the
manufacturer for the factory built chimney when making the opening in the roof. Whenever a ceiling or floor is penetrated
an approved thimble or firestop with 3" clearance must be used. See the illustration below for other specifications that must
be met.
Flashing
3" Min.
OPTION 1.
Wall or Ceiling
Thimble
OPTION 2.
Firestop With 3"
(76mm) Clearance
24" Min.
Floor Shield
Optional Flue Direction
(Requires an increase
in the minimum framing
dimension) - Must Have
Non-Combustible
Material Under the Tee.
3"
Min.
3"
Min.
Keep Clearance Specified
By Factory Built Chimney
Manufacturer
Pellet Vent
HEARTH
RQUIREMENT
0" FROM
FRONT OF
INSERT