Although replacing chimney caps in general helps reduce drafts in your home some are better at it than others.
Chimney cap reduce draft.
Clogging of screen in cap some chimney caps have small screening which can become clogged with soot and creosote after heavy use.
Some caps may even worsen the draft problem in your house.
The expanded galvanized steel mesh protects against animal infestation.
When all is well with your chimney a fire in the fireplace or wood stove sends a continuous blast of hot gases through it which disperses into the atmosphere.
Draft increasing chimney caps rely on bernoulli s principle.
All chimney caps improve draft but if you live in an area with extreme winds a standard model may not be enough to prevent downdraft problems.
Increase draft of chimney especially in areas with constant wind.
How to improve chimney draft.
Before you buy a chimney cap take a look at your home situation and decide how much protection you need.
Master flow chimney caps provide protection against dangerous master flow chimney caps provide protection against dangerous sparks while reducing downdrafts clogging soot and creosote build up.
Make sure there s draft control.