3
FIGURE 2
FIGURE 3
FIGURE 4
1/2” (12.7 mm)
Minimum rise 1/4” (6.35
mm) to the foot (.305 m)
Minimum rise 1/4” (6.35
mm) to the foot (.305 m)
Minimum rise 1/4” (6.35
mm) to the foot (.305 m)
90˚ (1.57 rad) ANGLE TYPE DRAFT HOOD
(Always install in a vertical position)
Suggested form of neutral pressure
point adjuster. Insert in slot cut in
flue pipe.
When adjustment is completed,
scribe a line on adjuster so it can
be relocated.
Remove adjuster, trim off excess,
slit remainder vertically and bend
segments in alternative directions.
Replace in flue pipe, recheck
adjustment to ascertain unchanged
conditions, and fasten adjuster in
place with sheet metal screws.
If there is a by-pass as indicated in Fig. 1, crack bypass and
lock. Otherwise install pipe as suggested in Fig. 2.