Top Vent Reducer Installation; Ceiling Firestop/Firestop Spacer - Regency City CB72EPV-LP Owners & Installation Manual

Top Vent Reducer Installation — from 5" x 8" to 4" x 6-5/8"
TOP VENT REDUCER INSTALLATION—FROM 5" X 8" TO 4' X 6-5/8"
Part # 946-758
Used in applications where flex venting is used.
1. Apply a bead of Millpack around the base of the inner vent collar. Slide the
inner adapter over the collar and secure with 3 screws.
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3. Follow installation instructions for the Flex venting kit.
Ceiling Firestop / Firestop Spacer

CEILING FIRESTOP/FIRESTOP SPACER

919-754
( PART # 946-757)
Used in conjunction with the 946-755 Vertical flex kit and 946-756 kit Vertical
flex extension kit/Horizontal power vent kit.
TOP VENT REDUCER INSTALLATION—FROM 5" X 8" TO 4' X 6-5/8"
A ceiling firestop/firestop spacer must be installed when passing through
each floor or ceiling level. To install the ceiling firestop/firestop spacer in
1. Apply a bead of Millpack around the base of the inner vent collar. Slide the
a flat ceiling or floor joist cut a 10- ¼ inch square hole. Frame the hole as
inner adapter over the collar and secure with 3 screws.
show in Diagram 1 and install the ceiling firestop. Slide the top attic insula-
tion spacer onto the top of the attic insulation shield/firestop - See Diagram
1a. Secure with 4 screws/nails. If more than one is required, these can be
purchased separately.
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Note: The ceiling firestop/firestop spacer may be cut down to size if this shield
is too high for the application.
919-698
3. Follow installation instructions for the Flex venting kit.
CEILING FIRESTOP/FIRESTOP SPACER
( PART # 946-757)
Used in conjunction with the 946-755 Vertical flex kit and 946-756 kit Vertical
flex extension kit/Horizontal power vent kit.
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2. Apply a bead of Millpack around the base of the outer vent collar. Slide the
outer adapter over the collar and secure with 3 screws.
Inner adaptor
Inner collar
Millpack
1
-1/4
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2. Apply a bead of Millpack around the base of the outer vent collar. Slide the
outer adapter over the collar and secure with 3 screws.
Diagram 1
Inner adaptor
Inner collar
Millpack
1
B36XTE/B36XTCE
60
Ceiling firestop
Diagram 1a
City Series CB72EPV |
installation
Outer adaptor
Outer collar
Millpack
05.12.17
B36XTE/B36XTCE
Termination Cap
Storm Collar
Flashing
Firestop spacer to prevent
debris from falling into the ceiling
firestop
Roof support
Ceiling firestop
Enclosure
Outer adaptor
Ceiling firestop
Outer collar
Millpack
06.12.18
65