Other factors can influence the necessary height of the chimney such as house stack effect and high altitude.
How high should chimney be above roof.
The chimney must extend at least 3 above the highest point where it passes through a roof.
Flues need to be 600mm higher than the highest part of the roof within 3 metres.
Taller chimneys make more draft but chimneys exposed to outside cold don t.
2 build the chimney taller than the tallest part of the house.
A chimney should be at least two feet above the highest roof point.
Specifications aren t there to merely cause you problems.
There are strict codes that govern chimney placement for fire safety reasons.
Homes built on varying terrain have their own set of chimney and flue regulations.
They intend to make sure that the chimney draws properly and that a fire hazard does not occur.
For most small structures like small cabins and tiny homes the tallest part of the structure is within 10 of the chimney.
Two things determine chimney draft.
This is a bit of an odd measurement and chimney clearance case because the chimney side is actually about 8 away from the roof edge.
Even if the chimney is on a one story section of the house and meets code in that it is ten feet away from the tallest part of the house build the chimmney taller than the tallest part of the roof.
If the pipe is farther than 10 feet from the roof.
The chimney opening above the roof of a sticks and bricks house should be 3 feet above the roof line or 2 feet above any part of the building within 10 whichever is higher.
Brace the chimney if necessary.
Flues that are more than 3 metres away from the highest part of the roof need to be 1000mm above the flue penetration.
The chimney should extend at least 3 feet above the roof surface it penetrates and 2 feet higher than any roofline or other obstacle within a horizontal distance of 10 feet.
The top of a chimney pipe must extend at least 2 feet above the peak of the roof if the pipe is within 10 feet of the peak.