316 or 904 grade.
Chimney lining cost for open fire.
Regulations state that open fires need a minimum flue diameter of 200 mm eight inches.
Ultimately the cost will be determined by the type of lining you would want to have installed.
Open wood burning and coal fires require a class 1 flue liner with a minimum diameter of 200mm.
The average cost of a stainless steel chimney liner is around 1 980 when installed by a local chimney professional.
Knowing what lining is can help you understand the cost involved.
Fire proof eldfast is a ceramic chimney lining product making it not only highly resilient to high temperatures but fire proof as it will vitrify at 1400 c.
Chimney liners for open fires.
The thermal transfer between through the material is so minimal that even when exposed to 700 c for 4 hours the temperature on the other side of only 4 5mm of the lining tested at 164 c.
For do it yourself homeowners expect to pay around 625 for a ready to install 6 x 25 foot flue liner kit and diy installation.
Open fires with larger fireplace openings usually freestanding grates will need larger flue sizes calculated alongside the height of the chimney and required ventilation.
Stainless steel chimney liners.
Because of the price difference we generally recommend using a 316 unless you plan to burn solid fuel.
The cost of relining a chimney varies.
The liner itself averages a cost of 65 per foot but with labor and other installation factors you will pay around 100 per foot.
When a pro installs your liner it should include a thorough inspection first cleaning as needed insulation is required all supplies including a new chimney cap permit and inspection costs as well as all labor to install the flue liner.
Steel is the most popular and most highly recommended by chimney professionals.
It is very durable and has a superb fire safety rating.
Chimney liners usually come in two flavours.
The products come in both rigid and flexible form.