User Manual

23
Figure 35
Figure 36
half into the opening and x it.
d. Insert the chimney trough the opening of
the wall restop. Make sure there is no chimney
joint or expansion length in the wall opening.
e. The chimney section must be well
supported and guided to prevent any load on
the wall restop.
joint sealant. The storm collar should not
quite rest on the ashing when the chimney
is cold (1/4” gap between the collar and the
top of the ashing).
WALL PENETRATION
1. This part is used to allow model DIS /
DAS chimney to pass trough a wall made of
combustible construction.
IMPORTANT
Crossing a combustible wall is not
permitted for diameters larger than 10”
inside diameter.
Sealant
Flashing
Combustible
roof/oor
Firestop Radiant Shield
2" Clearances (DIS)
4" Clearances (DAS)
No joint or
expansion length
in this area
Floor Guide
or Ventilated
Anchor Plate
Storm Collar
2. The wall penetrator (FSW) consist of a
restop female half and a male half that slide
in each other to adjust wall thickness from
7.8” to 12.1”, see Figure 36.
3. Installation step:
a. Cut opening to dimension indicated in
Table 3.
b. Slide the restop female half into the
opening and x it to the wall with screws.
c. On the other side of the wall, slide the male
Firestop Female Half
Chimney Length
Firestop Male Half