The available heat content in firewood is measured in british thermal units (btus).

Wood burning fireplace requirements. Location and protection from extreme cold. Clearance to wood finish depending on whether the fireplace face was brick or tile. Outside air is provided directly to the fireplace.

What is a pellet stove? Web dry wood should have 20% moisture or less. Stoves, fireplaces, masonry heaters, fire pits, furnaces, boilers) are subject to 20% opacity requirements if fuel is not clean, dry wood or if the use is for commercial purposes.

Are gas stoves cleaner than wood stoves or pellet stoves? Web the national fire code dictates that any combustible material (e.g., wood mantel or similar trim) must be at least six inches from the firebox opening. — 2015 iecc/irc, section r103.2/n1101.5 information on construction documents.

An additional inch of clearance is needed for every 1/8 inch the combustible material or trim protrudes. What technologies do certified stoves use to improve efficiency and reduce emissions? Each model is assessed differently and you need to refer to the manufacturers instruction.

Code writers back then simply fit the rules to the standard finish sizes of the day. Web code of practice for residential wood burning appliances. If you use house coal, use approved solid fuels instead.

Review the construction documents for the details describing the fireplace construction design including exterior air supply. Is there such a thing as a corn stove? How a wood burning fireplace works.