Accessories for roof fans

The KKV backdraft damper is designed for automatic shutoff of the air duct during the fan standby and reverse back flow prevention when the ventilation system is off. Designed for mounting of VKV, VKH, VKV EC, VKH EC fan series.

The GKV flexible connectors are designed for minimizing the vibration transmission from fans to the air duct as well as partial compensation of thermal distortion in the ductworks. Applied in ventilation systems with the transferred air temperature over the range of -40°С  to +80°С. Designed for mounting of VKV, VKH, VKV EC, VKH EC fan series.