The slight slope or beveled edge on the top surface of a chimney designed to shed water away from the flue liner.
(Also known as the Wash.)
Chimney Safety Institute of America – CSIA is a non-profit, tax-exempt educational institution dedicated to chimney and venting system safety. CSIA is committed to the elimination of residential chimney fires, carbon monoxide intrusion and other chimney-related hazards that result in the loss of lives and property. To achieve its goals, CSIA devotes its resources to educating the public, chimney service professionals and other fire prevention specialists about the prevention and correction of chimney and venting system hazards.
A valve or plate for controlling draft or the flow of gases, including air.
The pressure differential that causes the flow of air or gases through a chimney, gas vent, or venting system.
A manufactured appliance furnished by the manufacturer as a single assembly or as a package set of subassemblies or parts, and including all the essential components necessary for it to function normally where installed as intended.
A chimney suitable for continuous use at 1000°F (538°C), composed of listed, factory-built components that might be fully enclosed in combustible, residential-type construction, and that is assembled in accordance with the terms of the listing to form the completed chimney.
Anchors are straps of steel that are secured into the bond beam and are tied back to the floor joists, roof rafters or wall members. The anchors tie the chimney to the house, which may provide support in the event of wind or earthquake.
(Also known as an FHA Strap or Anchor Tie.)
Horizontal or vertical barriers intended to retard the spread of fire and hot gases between concealed areas. Firestopping shall be provided to cut off all concealed draft openings (both vertical and horizontal), and form an effective barrier between stories, and between a top story and roof space.
Sheet metal between the chimney and the roof, embedded into the chimney and under the roofing material to prevent rain from leaking between the roof and the chimney.
The general term for a passage through which gases are conveyed from the combustion chamber to the outer air.
The floor area within the fire chamber of a fireplace or a fireplace stove.
The noncombustible surfacing applied to the floor area extending in front of and at the sides of the hearth opening of a fireplace or a fireplace stove. Also where applied to the floor area beneath a fireplace stove or beneath an elevated overhanging fireplace hearth.
A fungal infection of the lungs caused by breathing in dust from soil enriched by bird dung (i.e. soil from chicken coups or fireplace smoke shelves).
Where referring to masonry fireplaces, that horizontal, noncombustible member, usually of masonry or steal, spanning the opening of a masonry fireplace to support the load above.
Equipment, materials, or services included in a list published by an organization acceptable to the authority having jurisdiction and concerned with evaluation of products or services that maintains periodic inspection of production of listed equipment or materials or periodic evaluation of services and whose listing states either that the equipment, material, or service meets identified standards or has been tested and found suitable for specified purpose.
A shelf or facing ornament above a fireplace opening.
The company or organization that evidences its responsibility by affixing its name or nationally registered trademark or trade name to the appliance concerned.