Patent
Baffle for gas heater vents
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TLDR
In this paper, an enclosure for the part of a gas heater vent which protrudes on the outside of a wall of a building in which the gas heater is installed is described.Abstract:
This invention is an enclosure for the part of a gas heater vent which protrudes on the outside of a wall of the building in which the gas heater is installed. It consists of a sheet metal rectangular baffle which encloses the front, sides, and part of the top of the vent part, and is attached to the wall of the building. A variation of the invention provides for the easy removal and reattachment of the baffle; and another variation fully encloses the top and bottom of the baffle; provides a chimney for the discharge of gases at the top of the baffle, and a rain and snow shield for the top of the chimney.read more
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Patent
Backdraft diverter for combustion gas outlet flues
TL;DR: In this article, a back-draft diverter was proposed to prevent backdrafts from entering the combustion chamber of a chimney flue by diverting them into an underground chamber.
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A Cavestany,I Berger +1 more
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