OTR-Installation-M1.fm Page 9 Wednesday, September 27, 2000 4:03 PM
HOOD EXHAUST DUCT
NOTE: Total length must not exceed the equivalent of 140 Ft.
3-
1
x10" rectangular vent system
/
"
4
1
3-
/
" x 10"
4
90° elbow
6ft.
2ft.
One 90 degree elbow (25 ft.) =25 ft.
Wall cap (40 ft.)
8 feet straight duct
Total length
Recommended Standard Fittings
1
" x 10" to 6" (5 ft.) 3-
3-
/
4
45° elbow (5 ft.)
1
3-
/
" x 10" flat elbow (10 ft.)
4
6" round vent system
Wall cap
Transition
1
3-
/
" x 10" to 6" transition (5 ft.)= 5 ft.
4
=40 ft.
Two 90 degree elbows (10 ft.)
= 8 ft.
Wall cap (40 ft.)
=73 ft.
8 feet straight duct
Total length
1
/
" x 10" roof cap (24 ft.) 3-
4
90° elbow (10 ft.)
1
3-
/
" x 10" wall cap (40 ft.)
4
9
6ft.
2ft.
90° elbows
=20 ft.
=40 ft.
= 8 ft.
=73 ft.
1
/
" x 10" 90° elbow (25 ft.)
4
45° elbow (5 ft.)