The MAD spinner cowl is the best quality revolving chimney cowl on the market. Designed to eradicate downdraught, whilst the rotating action assists ventilation, this cowl is the go to product to increase upward draw within the chimney.
The MAD spinner cowl benefits from the following:
The burning of wet or unseasoned wood must be avoided when using this cowl. It will cause the cowl to seize, and you will not be covered under the manufacturers guarantee.