12 x 12 inches.
Fireplace opening size for wood burner.
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.
8 x 13.
A fireplace should have a minimum round flue diameter of 200 mm.
8 x 13 inches.
Masonry hearth face surrounding single fireplace opening.
Square inches of fireplace opening 1.
Required chimney flue sizes.
Required flue size by the 1 8 rule.
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.
Many wood burning stoves can be found installed inside existing open fireplaces.
The way wood stoves and fireplaces work a correct match on fitting the flue size to the appliance is a must.
Table of wood burning fireplace opening sizes vs.
The exact fireplace opening size you need for your wood burner depends on what size stove you want.
Fireplace flue size calculator.
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.
If that condition is met then the flue size should be 15 or more of the fireplace opening size.
Wood stoves are a great alternative to using a traditional open fireplace in your home as they are designed to burn wood much more efficiently and cleanly compared to open fireplaces.