For the connection of air ducts of the same diameter.Direct connection of air vents of the corresponding diameter.High-quality plastic.
For the connection of air ducts of the same diameter. Equipped with a gravity valve against back draught. Direct connection with round air ducts of the corresponding diameter. High-quality plastic.
For the connection of air ducts of different diameter The case is cut for receiving a reducer with necessary diameters Direct connection with round air ducts High-quality plastic
For the connection of air ducts of different diameterHigh-quality plastic