How often

How often to sweep, by appliance and fuel

Updated 1 September 2026

As a rule of thumb: wood-burners in regular winter use often need at least once per heating season, busy open fires more often, and smoky or multi-fuel use can need two or more visits. Your appliance maker and insurer may set a tighter rule.

Book before silly season (roughly September–December) fills registered diaries. Find a registered sweep.