IMAGINARY
CENTER POINT
ACTUAL
CENTER POINT
CENTERLINE
OF CHIMNEY
PLUMB BOB
PLUMB LINE
"S" SERIES DOUBLE
WALL CHIMNEY
WALL CHIMNEY
14 1/2" x 14 1/2"
14 1/2" x 14 5/8"
14 1/2" x 14 3/4"
14 1/2" x 15"
14 1/2" x 15 1/4"
14 1/2" x 15 3/4"
14 1/2" x 16 1/4"
14 1/2" x 16 7/8"
14 1/2" x 17 1/2"
14 1/2" x 18 1/8"
14 1/2" x 18 7/8'
14 1/2" x 19 3/4"
14 1/2" x 20 1/2"
TABLE 1
MINIMUM REQUIRED ROOF OPENING
MINIMUM FRAMED OPENING
"E" SERIES DOUBLE
WALL CHIMNEY
WALL CHIMNEY
17" x 17"
17" x 17" 1/8"
17" x 17" 1/4"
17" x 17" 1/2"
17" x 17" 3/4"
17" x 18" 1/4"
17" x 18" 3/4"
17" x 19" 3/8"
17" x 20"
17" x 20" 5/8"
17" x 21" 3/8"
17" x 22" 1/4"
17" x 23"
ROOF PITCH
0/12
1 12
2/12
3 12
4/12
5 12
6/12
7 12
8/12
9 12
10/12
11 12
12 12
INSTALLATION OF FIRESTOP-SPACER AT FLOOR LEVELS
INSTALLATION OF FIRESTOP-SPACER AT FLOOR LEVELS
INSTALLATION OF FIRESTOP-SPACER AT ATTIC LEVEL
INSTALLATION OF FIRESTOP-SPACER AT ATTIC LEVEL
FLUE PIPE
FLUE PIPE
FIRESTOP SPACER
FLOOR JOIST
HEADER
CHIMNEY SECTION
INLET AIR PIPE
FIRESTOP SPACER
CHIMNEY SECTION
CEILING JOIST
INLET AIR PIPE
HEADER
OUTER PIPE
FLUE
SUPPORT STRAPS
FASTEN SECURELY
FIRESTOP
CHIMNEY
SUPPORT
SNAP LOCK CHIMNEY
SUPPORT SECURLY
TO LOWER PIPES
BEFORE FASTENING
SUPPORT STRAPS
C
HIMNEY
I
NSTALLATION
16
F
IGURE
15
F
IGURE
16
F
IGURE
17
53D9021. Rev 1 03/03
