Ads
related to: draught excluder for a chimney
Search results
Results From The WOW.Com Content Network
A draught excluder or draft guard is a device used to prevent cold air ... Unused or infrequently used chimney flues can be draught proofed with balloon or fabric ...
Chimney draught, outgoing flow into chimney of gases from combustion; Draught excluder, used to eliminate cold draught and slow heat loss; Mechanical draft, incoming flow of air to burn fuel for a boiler or engine; Vertical draft, vertical movement of air, which can be dangerous to airplanes
A chimney cowl or wind directional cap is a helmet-shaped chimney cap that rotates to align with the wind and prevent a downdraft of smoke and wind down the chimney. An H-style cap is a chimney top constructed from chimney pipes shaped like the letter H. It is an age-old method of regulating draft in situations where prevailing winds or ...
Soon after the power of the steam blast was discovered it became apparent that a smokebox was needed beneath the chimney, to provide a space in which the exhaust gases emerging from the boiler tubes can mix with the steam. This had the added advantage of allowing access to collect the ash drawn through the fire tubes by the draught.
The draft (draught in British English) flow rate induced by the stack effect can be calculated with the equation presented below. [12] [13] The equation applies only to buildings where air is both inside and outside the buildings. For buildings with one or two floors, h is the height of the building and A is the flow area of the openings.
New York. The Empire State has a high income tax rate — 10.9%. Fortunately, it only applies for those truly earning a good living, individuals with an AGI of more than $1,077,550 and couples ...