Fireplace Opening Size For Wood Burner

Masonry hearth face surrounding single fireplace opening.
Fireplace opening size for wood burner. The exact fireplace opening size you need for your wood burner depends on what size stove you want. A fireplace should have a minimum round flue diameter of 200 mm. It s important to have a builder who knows how a fireplace works and makes sure the fireplace opening and the flue size are the right match to create excellent venting. Required chimney flue sizes.
If that condition is met then the flue size should be 15 or more of the fireplace opening size. Required flue size by the 1 8 rule. 12 x 12 inches. It s a 45 inch wood burning fireplace insert that can generate up to 55 000 btu of heat and uses a 6 inch flue.
Fireplace flue size calculator. This unit has a large viewing area that really gives the homeowner a great look at this fireplace s flames and it has an arched cast iron door that gives it a classic look. Table of wood burning fireplace opening sizes vs. 8 x 13.
You can use our fireplace flue calculator to work out the flue size needed for a particular fireplace just click the link below. You need to be able to leave enough space around the stove to provide the required distance to combustibles and to ensure an adequate air supply is available to the stove. Square inches of fireplace opening 1. Required flue size by the 1 10 rule.
Many wood burning stoves can be found installed inside existing open fireplaces.