Majestic fireplaces DVRTSB Installation And Operating Manual page 19

Fig. 33 Roof flashing.
If there is a room above ceiling level,
firestop spacer must be installed on both
the bottom and the top side of the ceiling
joists. (Fig. 34) If an attic is above ceiling
level a 7DVAIS (Attic Insulation Shield)
must be installed.
10003848
3 #5 Sheet Metal
Screws per Joint
Storm Collar
Sealant
TWL101a
TWL101a
Twist Lock Pipe
2/8/99 djt
DVRTSB Bay Window Fireplace
Attic Insulation
Shield
Upper Floor
11"
(279mm)
Joist
Nails (4)
Fig. 34 Attic insulation shield and firestop spacer installation.
FP1029
attic insulation shield
firestop spacers
1/28/00 djt
11"
(279mm)
Firestop Spacer
FP1029
19