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14. From under the mobile home, slip the duct up through the 4-1/4" hole. Push up until the
face of the outside air duct contacts the underside of the floor of the mobile home. For
certain floor thickness, you may have to shorten the length of the outside air duct.
15. Secure the outside air duct to the floor using the four (4) #10x1 screws provided. (See
Figure 19.)
Figure 19
24" min.
(610 mm)
OUTSIDE AIR DUCT THROUGH FLOOR WHEN
MOBLE HOME IS NOT UNDERPENNED
RAIN CAP
FLASHING
RADIATION SHIELD
24" min.
(610 mm)
OUTSIDE AIR DUCT THROUGH UNDERPENNED
RAIN CAP
FLASHING
RADIATION SHIELD
36" TYP.
36" TYP.
20 FT. MAX.
OUT SIDE AIR DUCT THROUGH FLOOR WHEN
MOBILE HOME IS NOT UNDERPINNED
OUT SIDE AIR DUCT THROUGH FLOOR WHEN
MOBILE HOME IS UNDERPINNED
RAIN CAP
RAIN CAP
FLASHING
RADIATION
SHIELD
20 ft. MAX
24" min.(610mm)
36" TYP.
24" min.(610mm)
36" TYP.
FLASHING
RADIATION
SHIELD
27