Page 12
REV. 2016-01
fiberglass
insulation
fiberglass
insulation
fiberglass
insulation
fiberglass
insulation
vapour barrier
(sealed with the
vapour barrier
of the wall)
vapour barrier
(sealed with the
vapour barrier
of the wall)
MANDATORY
:
plywood,
particle or
gypsum boards
MANDATORY
:
plywood,
particle or
gypsum boards
roof support
roof support
wall bracket
wall bracket
2100 chimney
7" or 8" I.D.
(180 ou 200 mm)
2100 chimney
7" or 8" I.D.
(180 or 200 mm)
offset
to center the
chimney
roof support
metal
flashing
23" min.
(585 mm)
chimney flashing
roof flashing
storm collar
round top
round top
radiation
shield/firestop
radiation
shield/firestop
84
"
(2
13
5
m
m
)
m
in
.
84
"
(2
13
5
m
m
)
m
in
.
Free depth
See table
Drawing 14
Free depth
See table
Drawing 14
Durok 18 "
(460 mm)
Insulated exterior chasing
for a covered chimney
Insulated exterior chasing
with a non covered chimney
air barrier
air barrier
Durok 18 "
(460 mm)
gypsum board
on metal
studs
gypsum board
on metal
studs
floor
protection
18" (460 mm)
floor
protection
18" (460 mm)
12
4
Maximum
slope for
flashing
Insulated exterior chasing - Construction details
DRAWING 13
DANGER OF FIRE
Never fill (stuff) with insulation
the empty spaces around the
insulated case and around the
insert.
free
space
17" min.
(430 mm)
free
space
17" min.
(430 mm)
