Chimney Liners For Open Fireplaces

Chimney liners for open fires.

Chimney liners for open fireplaces.

Understanding chimney components image credit. B flue must be high enough for sufficient draught around 4 5m in most cases. Please remember these liners are sold in 5 increments 15 20 25 so for instance an 18 chimney will need a 20 liner. One good chimney fire will usually crack these tiles rendering them ineffective.

The forever cap flex all single ply 4 in. Smooth wall fireplace stainless steel chimney liner kit model sw620sskf 423 16 423 16. A flue lining usually made of refractory concrete or impervious clay. The general rule of thumb is that a masonry fireplace should be swept before 1 8 of soot accumulates.

4 vertical bars shall be provided for each additional flue incorporated into the chimney or for each additional 40 inches 1016 mm in width or fraction thereof. Kit is made of single ply 316 0 006 in. It is flexible for relining masonry chimneys. Open wood burning and coal fires require a class 1 flue liner with a minimum diameter of 200mm.

Stainless steel pipe chimney liner kit model faclk425. A handy breakdown of the components of a chimney. For chimneys more than 40 inches 1016 mm wide two additional no. C flue connector connects the fireplace to the flue.

The tile liners used in most masonry fireplaces are fine as long as the fireplace is properly maintained and not exposed to chimney fires. Open fires with larger fireplace openings usually freestanding grates will need larger flue sizes calculated alongside the height of the chimney and required ventilation. Flex all stainless steel chimney liner 6 in. Most british open fires were and still are designed to burn coal at up to 25 efficiency.

Chim cap corp 6 in. A liner going to an insert or stove in the fireplace will be measured from the top of the chimney to the top of the insert or stove or the center of the hole on the back of the stove. 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. The ideal flue size is typically determined by the exhaust outlet of the stove or appliance.

Grout shall be prevented from bonding with the flue liner so that the flue liner is free to move with thermal expansion. Stainless steel and is backed by a lifetime warranty.