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Self-adjusting chimney cowls
Self-adjusting chimney cowls use force of the wind to increase chimney draught. The cap always places itself in the opposite direction to the wind no matter of its strength or direction. They can be mounted on ventilation, flue (gas, oil) and smoke ducts.
DESCRIPTION:
Self-adjusting chimney cowls are devices, which, in a dynamic way, use force of the wind to increase chimney draught. The cap always places itself in the opposite direction to the wind no matter of its strength or direction. Some versions, thanks to the materials used and their design can be mounted on flue (gas, oil) and smoke chimneys.
Among self-adjusting chimney cowls we have:
|
Dragon |
diameters 150 - 300 [mm] – the best cowl for smoke chimneys |
|
Rotowent on slide bearings |
diameters 150 – 400 [mm] - designed for ventilation, but some material versions can be used for smoke ducts |
|
Rotowent on ball bearings |
diameters 150 – 400 [mm] - designed for ventilation |
|
Rotowent Twister |
diameters 150 - 200 mm – a cheap cowl that can be used for smoke duct endings |
All cowls are available in various types, material versions and diameters (click on a proper section for more details).
USAGE:
- ventilation
- flue and smoke ducts (some versions)
