DuraVent polypro Manuel d'instructions d'installation - Page 8

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Multi-Story: Consult local building or other
applicable codes for requirements in your
area. In the U.S., NFPA 211 10.6.3 (2013)
states: "Vents that pass through the floors
of buildings requiring the protection of
vertical openings shall be enclosed within an
approved enclosure. The enclosure walls shall
have a fire resistance rating of not less than
1 hour where a vent is located in a building
less than four stories in height. The enclosure
walls shall have a fire resistance rating of not
less than 2 hours where a vent is located in a
building four or more stories in height. "
FIRESTOPS (Fig. 8)
1.
Firestops are required at each ceiling/
floor penetration including an attic.
Firestops are not required at the roof
deck penetration.
Cut and/or frame hole. (Table 3)
2.
3.
Slide the two halves together and attach
to the ceiling.
ENCLOSURE
8
FIRESTOP
FIRESTOP
FIRESTOP
Figure 8
TERMINATIONS:
Horizontal Single Pipe (Fig.9)
1.
Locate penetration in wall.
Cut or cut and frame hole. (Table 3)
2.
3.
Attach Inner Plate to wall.
4.
Attach / seal Outer Plate to outside wall.
Line up keyway, slide black pipe (UV
5.
Protected) or termination through
plates.
INTERIOR
WALL PLATE
6.
If termination is used, attach with screws.
Align tabs with pipe mounts.
7.
Add additional components to raise vent
level if desired (vent to be 12" above
grade or average snow level).
8.
Remove gasket and install Bird Guard
into end of pipe. (Fig.10)
9.
Install Poly Pro venting system to/from
termination to appliance.
Figure 10
EXTERIOR
WALL PLATE
GASKET
ALIGN TABS WITH
MOUNTS
Figure 9
REMOVE GASKET
INSERT BIRD GUARD