Profile: Brewer Metalcraft Ltd. is a manufacturer of chimney cowls and terminals. Our electric chimney fan ensures the disposal of fume from even the most obstinate of fire, stoves, boilers & chimney problems. It can be operated horizontally through wall with rain guard. Our traditional rain cap is height adjustable, and the legs are secured by stainless steel strap. Our aspirators are widely used to ventilate away the dangers of methane gas on land fill sites. Our bonnet cowl is designed for used in solid fuel systems, and is available in a powder coated finish.