Wood Stove Chimney Liner Size

Just muliplying these dimensions together 6 75 x 6 75 45 56 sq in.

Wood stove chimney liner size. For a stove of up to 20kw a minimum of 6 diameter flue is needed. This is the same rule if the exhaust hole is rectangle or oval found on older stoves. Most wood burning stoves are top vent models meaning the flue collar will be on top of the unit. Wood stove chimney inside vs.

You can use a 5 diameter flue liner if you have a defra approved stove and the manufacturer clearly states this is compatible. Chimney size and draft. The rising column of hot flue gas actively pulls combustion products from the stove and pulls fresh air in through the intakes. Depending on what kind of stove pipe you use the class a chimney pipe must come into the room six inches for connecting to double wall stove pipe or 18 inches for connecting to single wall stove pipe.

For example an 8 x 8 square nominal clay chimney flue tile liner has inside dimensions of 6 3 4 x 6 3 4. Currently the most common flue size for stoves is 5 5 or 6 in diameter and the flue take off will be the size required for the liner. As a general rule the diameter of the chimney should match the flue collar on your wood stove. In short if you are just burning seasoned wood and maybe the odd lump of smokeless coal then buy the 316 grade liner if you are burning a mix of seasoned wood and smokeless coal or smokeless coal on its own then the 904 liner would be better for you.

Building a firewood shed in general the overall height of the chimney from the base of the wood stove to the top of the chimney should not be less than 15 feet. The way wood stoves and fireplaces work a correct match on fitting the flue size to the appliance is a must. Venting a wood stove. The rule of thumb for wood burning stoves is that the area of the chimney liner must not be smaller than the area of the exhaust hole and not more than three times greater the area.

The flue is the engine of a natural draft wood stove. But chimney experts and draft measurements show that in a rectangular flue not all of the cross sectional area is equally effective in developing draft. The size of the stove collar does not necessarily correspond to the size of flue liner you need. Why we refuse to sell inferior chimney liners.

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.