GONAL VAR-100 pillangószelep NA100

BUTTERFLY VALVE (METAL): The VAR-100 self-acting butterfly valve that can be inserted into a pipe has a metal housing and a metal damper. The dampers moved by the pressure difference are returned by spring force to the closed basic position after the end of the air flow. The closing surface has a rubberized design for silent operation and efficient closing. Its design makes it suitable for retrofitting. The sealing ring running around the outer surface of the butterfly valve enables precise installation for pipes with an internal diameter of 96 - 99 mm. Suggested use: For the professional connection of kitchen hoods In the case of ventilation fans In other air-technical systems that require non-backflow operation Advantages: It can be used to prevent unwanted airflow in the reverse direction; In winter, it prevents the inflow of cold air through the system; Precise closing mechanism; It can be installed both horizontally and vertically; Silent operation; Simple installation, can even be retrofitted to the existing system; High degree of compatibility, can be matched to most ventilation pipe systems.