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Type B Oval Gas Vent Pipe & Fittings
16
Type B Oval Gas Vent Pipe & Fittings
OF Oval Flashing
•
The all-pitch flashing is installed
either parallel or perpendicular
to the roof ridge, and fits roof
pitches flat to 5/12.
OC 4" Oval Cap
ECW 5" Cap
•
Requires use of
5OA5RA.
OSC Oval Storm Collar
•
The storm collar serves as a
counter flashing and requires
mastic to seal to the vent pipe.
A
B
A
B
Model
Number
Size
Dim.
B
OC 4" 3
1
/
2
"
Dim.
A
5
3
/
8
" x 8
1
/
2
"
Model
Number
Size
Dim.
A
Dim.
B
5ECW 5" 9
7
/
8
"5
5
/
16
"
Model
Number
Size
4OF 4"
5OF 5"
Model
Number
Size
4OSC 4"
5OSC 5"
Model
Number
Size Wall
4OFS 4" 2" x 4"
5OFS 5" 2" x 4"
4OFS6 4" 2" x 6"
OFS Firestop Spacers
•
The firestop spacers center vent
in 16" O.C. stud space and serve
as a firestop at the ceiling level.
This is a required component for
Type B 2 x 4 and multi-story
Type BW installations.