Chimney Lining Options

Each method has its benefits limitations and challenges.

Chimney lining options.

Steel liners last 15 to 20 years if well maintained. For chimneys more than 40 inches 1016 mm wide two additional no. Metal liners are usually constructed of stainless steel or aluminum. Heatshield is a chimney liner repair system that eliminates the hazards and draft problems caused by gaps cracks and spalling in otherwise sound masonry chimneys.

You can 1 reconstruct clay tile flues with new clay tile liners 2 reinforce the chimney and create new flues with poured cement liners or 3 reline existing flues and run new ones with metal flue liners. The cost of lining your chimney is very much dependent on what diameter flue liner you need how long you require it and what grade you go for. Heatshield can restore your chimney s clay flue liner and save you the expense of rebuilding or relining with a stainless steel chimney liner. Chimney lining options isokoat should your flue be in a poor state of repair there are many chimney lining options to consider.

When you get your chimney inspected the chimney professional could discover that your current liner needs to be replaced which calls for chimney relining. Steel liners come as rigid or flexible and in different grades i e. Stainless steel flue liner materials cost 20 to 90 per linear foot. Steel is the most popular and most highly recommended by chimney professionals.

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. Steel liners are compatible with all fireplace and stove fuel types and come in both rigid and flexible form. Clay metal and cement are the three most common types of chimney liner. 304 grade stainless which is very heavy or 361 titanium stainless steel which is lightweight yet sturdy.

A stainless steel chimney liner costs 900 to 3 800 to install. Stainless steel liners are preferred by installers and recommended by fire protection experts. The products come in both rigid and flexible form. It is very durable and has a superb fire safety rating.

Our 6 diameter 904 grade dura flue would cost around 181 for 6 metres. The liner itself averages a cost of 65 per foot but with labor and other installation factors you will pay around 100 per foot. Here are the different types of flue and a few pros and cons for each. Each type of liner presents its own advantages and disadvantages.

Sometimes however there are limits created by the existing structure. For example our 5 diameter 316 grade dura flue would cost around 102 for 6 metres. Steel flue liners will withstand exposure to a chimney fire of short duration but can become damaged in long burning fires. The ideal flue is the correct size for the appliance well insulated and robust.