How To Use Vermiculite In Chimneys

You have to have knowledge how much and what to use experience how to when to and how long to mix and the placement techniques.

How to use vermiculite in chimneys.

This stuff absorbs and retains water so if your chimney leaks water at all the insulation material will gradually get wetter absorbing like a sponge. We explain how to fit a flue liner into the chimney and insulate it with vermiculite. 100litre bag of vermiculite insulation for backfilling the chimney around the liner. This diy project includes pictures of a real installation of a wood burning stove.

Forget about using vermiculite in a diy concrete. Vermiculite is a light weight naturally occurring mineral which is an excellent heat insulator. Fitting a flue liner into a chimney for a woodburner or stove. Filling between a tin flue and the chimney could be a disaster if the insulation caused the tin to overheat and a hot spot that could easily ignite any creosote.

Hello having a chimney built its a concrete linear with vermiculite infill to chimney stack read on the bag the vermicuite comes in that it can be used with cement mix for infill the bricky however says that on all the work hes ever done on chimneys they always pour the vermiculite straight in the brickys a good bloke and i believe thats how it can be done as well but wondered if any one.