What is the standard chimney flue size?
Flue tile should be at least 5/8-inch thick. It is available in several sizes. The most commonly used sizes in residential construction are 8 by 8 inches, 8 by 13, and 13 by 13 (outside dimensions). Flue tiles are connected together with cement mortar joints, struck smooth on the inside.
What determines the size of a fireplace flue?
The ideal flue size is typically determined by the exhaust outlet of the stove or appliance. The rule of thumb for sizing a chimney liner is that you never want it to be smaller than the appliance exhaust hole and you don’t want the liner to be three times the area of the exhaust hole of the appliance.
What diameter flue do I need?
The building regulations say that the flue diameter (or cross sectional area) must not be smaller than the size of the stove outlet, which generally makes great sense. The recommended minimum diameters for stoves is as follows: up to 20kW burning smokeless fuel – Minimum 125mm diameter.
Can you reduce a 6 inch flue to 5 inch?
Never step down in size anywhere on the flue route as this will cause a bottleneck and the smoke may back up, eventually filling from the stove (and it’s illegal). For example, if a stove has a 6″ collar it cannot have a lesser diamter flue size.
How do I choose a chimney size?
Choose a chimney based on the size of your stove and kitchen. The chimney dimensions should be slightly bigger than the size of your stove so that it can effectively absorb the smoke. Most chimneys are available in two standard sizes—60 cm and 90 cm. If you have two-burner stove, you can go for a 60 cm-wide chimney.
Can a flue be too big?
When a flue is too big, the chimney can be too cold. Cold chimneys make keeping a fire lit more difficult. They also lead to condensation and possible mold inside the chimney brickwork. They key to making and keeping a great draft in your fireplace is making sure the proper sized flue is installed.
What is flue diameter?
The diameter of flue pipe required for your system will initially be dictated by the size of the flue outlet on your particular stove. The diameter of your stove outlet is the minimum diameter your flue system can be. In no circumstance should you ever reduce the diameter of your flue system.
How do you calculate what size chimney liner you need?
When sizing a fireplace for a square or rectangular liner the 1/10 ratio should be used. This means that the area of the liner should be 1/10th of the fireplace opening. So in the example above where the fireplace had 1080″ of area, it should be divided by 10 which means a liner with 108″ of area is needed.
How do you size a flue pipe?
As a general rule, the diameter of the chimney should match the flue collar on your wood stove. A 6-inch stove requires a 6-inch flue. In most cases, a step up is also fine. For example, you could vent a 6-inch stove into an insulated chimney that is 8 inches in diameter.
Which chimney is better 60 cm or 90 cm?
Size matters The chimney dimensions should be slightly bigger than the size of your stove so that it can effectively absorb the smoke. If you have two-burner stove, you can go for a 60 cm-wide chimney. If your stove has three burners or more, opt for a 90 cm-wide chimney.
Is 60 cm chimney enough?
60 cm Kitchen Chimney Size As mentioned above, the rule to keep in mind is that the chimney should sufficiently cover the cooking range in your kitchen. So, if your cooking range is moderate in size and if you use a gas stove with up to 3 burners, then the optimum size of the chimney for your kitchen is 60 cm.
Do taller chimney draw better?
Taller Chimneys Produce Stronger Draft If draft problems are experienced with short systems, consider adding to the chimney height.
What is the standard size of a chimney?
Most of the kitchen chimneys are available in standard size 60cm and 90cm. Kitchen chimney size depending on the size of the stove, hob and kitchen size.
How do you size a chimney liner?
The best way to size your chimney liner is by dropping a tape measure from the top of the chimney crown and measure the distance from that point to the thimble or opening where your appliance or stove will connect to the chimney. It’s always a good idea to add an extra foot or two just in case.
What is a chimney liner?
Chimney Liners A flue lining in a masonry chimney is defined as “A clay, ceramic, or metal conduit installed inside of a chimney, intended to contain the combustion products, direct them to the outside atmosphere, and protect the chimney walls from heat and corrosion.”.