ΠΠΎΠ»ΠΈΡΠΊΠ° Π·Π° ΠΏΠ°Π·Π°ΡΡΠ²Π°Π½Π΅
90Β° and 45Β° twin bends are used when splitting the system off, i.e. to lead into another room or to the other side of a workshop. Offering a smooth air flow with many advantages over the more usual 90Β° Tee junction.-bg