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In order to verify the air-tightness of the chimney, you may:
-
Cover the outlet on the roof.
-
Introduce damp paper and straw at the bottom of the chimney and light it
up.
-
Watch for possible cracks through which smoke leaks out and seal them.
Fig.-6
f) The chimney should be one metre higher than the highest part of the house.
If you need to increase the draw, extend the length of the chimney.
Fig.-7
g) Chimney covers must not affect chimney draw.
Содержание Deva II 100
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