Typical Chimney Flue Sizes

150 mm of either floor components ceiling components or rafters.

Typical chimney flue sizes.

For example a 13 x13 flue can be wrapped with eight standard brick per course to build a chimney that is 21 x21. Just measure the inside diameter of your flue and search for a cap with that diameter. Chimney wall thickness should be a nominal 4 in. Superior clay manufactures a complete line of vitrified clay flue liners from 3 to 36 diameters in round flue liners and from 4 x8 to 24 x24 in square and rectangular flue liners.

Socket type joints and self aligning joints are available in round flue liners. Single flue chimneys with flexible metal liners. Once you have. Air flow and velocity due to natural draft air flow volume and velocity due to stack or flue effect caused by.

Venting a wood stove. As i said standard flues were designed to fit with standard brick. 200 mm is required. Quality chimney liner material that meets astm and excels in freeze thaw environments.

If the flue is circular then it should be at least one tenth the size of the fireplace opening. Combustion boiler house topics fuels like oil gas coal wood chimneys safety valves tanks combustion efficiency. Tables of metal masonry chimney flue vent sizes vs. Chimney size specification requirements for chimney flues and vents diameter height etc flue diameter and height requirements for category i draft hood and fan assisted appliances.

Fireplace flue size specifications relation of fireplace size to flue opening dimensions table of required chimney flue size and flue dimensions for masonry fireplaces. Neither chimney nor flue liner may change size or shape within 6 in. If a chimney s diameter is six inches then the flue should also measure six. However generally speaking a rectangular chimney flue size should be at least one eight of the fireplace s opening.

The inner diameter is the only measurement you need when capping a metal chimney liner. A standard 12 x12 flue was what we now call a 13 x13 flue. 100 mm unless no flue liner is used in which case a nominal 8 in. To provide adequate draft and safe venting of combustion products the chimney flue for a fireplace has to be adequate in size or cross sectional area.

Chimney caps that slip into the flue finding a chimney cap for this type of flue is also very simple. A modular 12 x12 flue is what we now just call a 12 x12 flue. Heating heating systems capacity and design of boilers pipelines heat exchangers expansion systems and more. Flues should also mirror the size of a chimney.

The way wood stoves and fireplaces work a correct match on fitting the flue size to the appliance is a must. Dimensions for square rectangular and round clay flue liner. Btu input maximum ratings height dimensions other factors. Superior manufactures flues with holes contoured flue rings and flue.