DEAL Smorzafuma 5" e Termometro per controllo calore bruciatore a legna stufa multifunzione

A flue damper is a cast iron plate with a spindle that you fit inside your first piece of flue pipe that connects to your cast iron multifuel or woodburning stove. It works as a butterfly valve. The more air that goes in a stove, and the more draw through the flue - the hotter it burns.

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