Systemair KVK DUO 315L** - Centrifugal circular duct fan

• Speed-controllable • Integral thermal contacts • Low noise level • Twin fan KVK DUO models have double inlet centrifugal fans with forward-curved impellers and maintenance-free external rotor motors. To protect the motors from overheating the fans have integral thermal contacts with leads for connection to a motor protection device. The fans are easy to connect to spiral ducts using FK mounting clamps. The KVK DUO models are manufactured from galvanised sheet steel and are thermally and acoustically insulated with a 50 mm layer of mineral wool. Internal surfaces are protected with perforated galvanised sheet steel.