Anatomy of a chimney

A chimney, simply put, is a vertical tube designed to draw combustion products (smoke and gasses) from an appliance like a wood stove or fireplace to the atmosphere outside the house. Here are the basic parts:

Cost comparison of a Cast-in-place chimney liner

Golden Flue

When contemplating the repair of a chimney, there are, unfortunately, many considerations which do not become apparent until after the work has been completed and the contractor is long gone. This frequently occurs as the result of misleading or misinformed analysis of the damaged chimney. It is all too true that when repairs are being discussed, one concern, regretfully, attracts more attention than others: price.

Creosote

Todd Woofenden

One of the great misunderstandings in the world of woodstoves is how creosote fits into the picture. Contrary to popular belief, creosote is not an inevitable product of wood burning. Creosote forms when wood is burned incompletely, and is an indication of improper use, poor installation, or a poor wood stove design.

Smoky woodstove: smoky on wet days in other rooms

Todd Woofenden

Some stoves seem to work just fine except when it is wet out. If this seems to be the case, pay close attention to the weather when you have smoking problems. It is easy to confuse wind-related problems with rain-related problems.

Smoky woodstove: smoking on windy days

Todd Woofenden

Some stoves seem to work okay except on windy days, or if the wind is coming from a specific direction. Chimney height should be considered as a possible cause. We will look at this and other possible causes.

Which is the best type of flue liner

Todd Woofenden

This depends on many factors, including the type of appliance, the type of chimney, and its intended use ­ not to mention, who’s answering the question!

Types of chimneys

Todd Woofenden

What we usually picture when we think about chimneys is a masonry chimney: one constructed of brick, concrete blocks, or stone. But current building technology includes another major category, the factory-built chimney.

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Smoke Signals: Have a question about your chimney?