The Vents KRV 100 air damper is designed to block a round ventilation duct with a diameter of 100 mm (air duct) in ventilation systems to protect the supply or supply and exhaust system in the event of a threat of freezing of the heat exchanger (heater) or to block the duct after turning off the ven..
The Vents KRV 125 air damper is designed to block a round ventilation duct with a diameter of 125 mm (air duct) in ventilation systems to protect the supply or supply and exhaust system in case of threat of freezing of the heat exchanger (heater) or to block the duct after turning off the ventilatio..
The Vents KRV 150 air damper is designed to block a round ventilation duct with a diameter of 150 mm (air duct) in ventilation systems to protect the supply or supply and exhaust system in the event of a threat of freezing of the heat exchanger (heater) or to block the duct after turning off the ven..
The Vents KRV 160 air damper is designed to block a round ventilation duct with a diameter of 160 mm (air duct) in ventilation systems to protect the supply or supply and exhaust system in the event of a threat of freezing of the heat exchanger (heater) or to block the duct after turning off the ven..
The Vents KRV 200 air damper is designed to block a round ventilation duct with a diameter of 200 mm (air duct) in ventilation systems to protect the supply or supply and exhaust system in the event of a threat of freezing of the heat exchanger (heater) or to block the duct after turning off ventila..
The Vents KRV 250 air damper is designed to block a round ventilation duct with a diameter of 250 mm (air duct) in ventilation systems to protect the supply or supply and exhaust system in the event of a threat of freezing of the heat exchanger (heater) or to block the duct after turning off ventila..
The Vents KRV 315 air damper is designed to block a round ventilation duct with a diameter of 315 mm (air duct) in ventilation systems to protect the supply or supply and exhaust system in the event of a threat of freezing of the heat exchanger (heater) or to block the duct after turning off ventila..
The Vents KRV 400 air damper is designed to block a round ventilation duct with a diameter of 400 mm (air duct) in ventilation systems to protect the supply or supply and exhaust system in the event of a threat of freezing of the heat exchanger (heater) or to block the duct after turning off ventila..
The Vents KRV 450 air damper is designed to block a round ventilation duct with a diameter of 450 mm (air duct) in ventilation systems to protect the supply or supply and exhaust system in the event of a threat of freezing of the heat exchanger (heater) or to block the duct after turning off ventila..
100 mm galvanized steel air duct is used in ventilation systems to move air. This air duct is supplied 1 meter long. It is connected directly to other air ducts without nipples or couplings. The effectiveness of using air ducts is due to several factors: firstly, the high aerodynamic characteristics..