Fireplace Chimney Flue Design

A handy breakdown of the components of a chimney a flue lining usually made of refractory concrete or impervious clay.

Fireplace chimney flue design.

Steel at the chimney corners. Fireplace caps come in many shapes and materials. The flue is the section inside your chimney that carries the gasses up the chimney where they are expelled outside. Finally they help block downdrafts.

Round or oval flues also may require less maintenance be sizing fireplace openings and flues size the fireplace to fit the room then size the flue to assure enough draft by kenneth a. Sometimes metal b flue must be high enough for sufficient draught around 4 5m in most cases c flue connector connects the fireplace to the flue. I m writing to request a quote to repair the chimney in the house we re purchasing at 3008 volk ave in long beach. This prevents smoke and fumes from blowing into your house on windy days.

They can also protect your roof and reduce fire risk by trapping sparks and embers. To make the chimney draw it has to be designed properly with a constriction a narrowing of the flue. Dec 3 2019 explore brian trimble s board fireplaces chimneys followed by 201 people on pinterest. Chimney flue repair is required when sections of your flue become damaged or cracked.

Mortar was missing between the joints of the chimney flue. A properly built chimney will naturally draw the rising hot air roaring up the chimney which stops smoke coming into the room and makes the fire burn better by sucking air and oxygen through the fire. Chimney flues serving masonry fireplaces where cleaning is possible through the fireplace opening. In most situations the area of the fireplace opening is controlled.

We d like to remove the stone facade at some point but the more pressing safety concern that we d like addressed is fixing issues pointed out by our home inspector. Click to enlarge any image. R1003 18 chimney clearances any portion of a masonry chimney located in the interior of the building or within the exterior wall of the building shall have a minimum airspace clearance to combustibles of 2 inches 51 mm. Which type is right for me.

Draft is more efficient in a round or oval flue than in other shapes of equal cross sectional area be cause exhaust gases tend to spiral upward. Flues are usually made of clay brick or various types of metals. Fireplace chimneys the design of residential fireplace chimneys is directly related to. Typical standards require a cross section area of the fireplace flue or chimney vent to be equal to 1 10 of the area of the fireplace opening itself for a conventional wood burning installation and without considering the effects of a glass fire door.