Heritage Vent Free Cast Iron Stove Installation Manual
31208-1-1112 Page 7
which supply heated air to areas outside the space must draw return
air from outside the space through tightly sealed return air ducts. A
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of all appliances in the space.
The following example is for determining the volume of a typical
The maximum input of the VFD30 is 25,000 Btu per hour. Based
minimum
measure the length, width and height of the area. Example: The
area measures 16 feet in length, 10 feet in width and 8 feet in
PROVISIONS FOR ADEQUATE COMBUSTION & VENTILATION AIR
WARNING
unusually tight construction, you must provide additional fresh air.
where:
a. Walls and ceilings exposed to the outside atmosphere have
a continuous water vapor retarder with a rating of one perm
and doors, and
other openings.
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