THE CAP SHOULD BE SUCH THAT IT HELPS TO PREVENT DOWNDRAFT WHILE PROVIDING ADEQUATE EXHAUST DRAFT.
TOP OF CHIMNEY MUST BE AT LEAST 2’ HIGHER THAN PEAK OR HIGHEST PORTION OF ROOF WITHIN 10’ HORIZONTALLY. ALSO SEE FIGURE 9.
A CHIMNEY WHICH RISES WITHIN HOUSE IS BETTER INSULATED THAN A CHIMNEY WHICH IS LOCATED OUTSIDE THE HOUSE AND IS EXPOSED TO WEATHER.
THE CHIMNEY FLUE MUST HAVE A CROSS SECTIONAL AREA AT LEAST EQUAL TO OR LARGER THAN THAT OF THE STOVES FLUE COLLAR; BUT NO MORE THAN TWICE THAT AREA.
THE CHIMNEY THIMBLE SHOULD BE CONSTRUCTED OF FIRE CLAY AND SHOULD HAVE AN INSIDE DIAMETER WHICH IS NOMINALLY EQUAL TO THE OUTSIDE DIAMETER OF THE SMOKE PIPE TO ASSURE A REASONABLY AIR TIGHT FIT. THE THIMBLE MUST NOT EXCEED BEYOND THE FLUE LINING.
MIN. 3’ FROM TOP OF CHIMNEY TO POINT AT
WHICH IT PASSES THROUGH THE ROOF
RECOMMENDED MIN. HEIGHT
APPROX. 20’
FLUE SHOULD BE OF CONSTANT CROSS
SECTIONAL AREA THROUGHOUT ITS LENGTH
CLEANOUT DOOR SHOULD BE PROVIDED AND IT MUST HAVE AN AIRTIGHT FIT. IT SHOULD NOT BE LEFT OPEN FOR ANY LENGTH OF TIME WHEN STOVE IS IN OPERATION
FIGURE 8 TYPICAL CHIMNEY CHECKLIST
16
