AB circular duct fans

AB circular duct fans are available in 12 different models. The duct sizes varies from 100mm to 315mm, providing air capacity ranging from 117 to 940 cfm. They are specially designed where low sound level application is required. The fan housings are made from corrosion resistance aluminium plate and are of compact design and easy to install in any position in standard sized circular ducts. External rotor motors with backward curved impellers are fitted for durability, reliability as well as to avoid dust and dirt accumulation.