Hall-Fast stock the Kemper Mobile Exhaust Fans which were designed for tough industrial conditions as the wheels are made from aluminium casting and have a powder paint coat finish. They can be used for extracting a variety of chemicals such as welding fumes, dust and car exhaust gases. They are also suitable for transporting packages and the ventilation of containers or pipes.  Kemper mobile exhaust fans are ideal for; high levels of smoke and dust, Non-stop operation and for ventilation and extraction. Featuring key benefits including, high flexibility since blower can be used both for ventilation and extraction, they are very quiet and spark-proof due to cast silumin housing and also are suitable for use on construction sites due to robust construction.