CFDM fire dampers are diaphragms in ducted ventilation systems that prevent the spread of fire and products of combustion from one fire segment to another by closing the air duct at points of fire separation structures. The damper diaphragm automatically closes the air duct with a closing spring.
Fire dampers are diaphragms in ducted ventilation systems that prevent the spread of fire and products of combustion from one fire segment to another one by closing the air channel at the points of fire separation structure. The damper diaphragm automatically closes the air duct with a closing spring.
Designed for external, roof-mounted installation at the ends of ventilation ducts in residential, commercial and industrial buildings with low levels of particulate air pollution. The fan can work with the CSR-B controller, which will ensure stable ventilation operation under all conditions and exactly according to the design guidelines.
NovaAir anti-smog filter for wall vents.
The BRF 125 airtight backflow prevention damper is installed inside the ventilation duct. It effectively prevents undesirable backflow of air.