There are several signs you can watch for that will indicate you need a chimney cleaning service such as.
1: - Smelling a strong Odour from a kitchen chimney
2: - One more thing you should check for every so often is grease or creosote in your kitchen chimney.
3: - When a fire creates a build-up of smoke inside your kitchen, it is because there is a blockage in the chimney pipeline or suction problem of chimney.
4: - Hearing mouse or birds inside the pipe of kitchen chimney