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Creosote Risk Calculator

Creosote is the tar-like residue wood fires leave behind. It's the primary fuel for chimney fires. Five questions, one score, a clear answer on how urgent your next sweep is.

Answer five quick questions. We score your burning habits against the factors that drive creosote buildup and tell you exactly how urgent your next sweep is.

1. What do you burn?
2. Estimated hours of use per week during heating season
3. Wood moisture content
4. When was your chimney last swept?
5. Burn style

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