PJB single-blade air dampers

Single-blade air dampers are intended for controlling and shutting off the air flow in circular air ductwork øD.
Work temperature: -20°C to +90°C, (+50°C in a version with actuator).

Material

Dampers: galvanized SO or stainless NR (1.4301) steel sheet
Components of the mechanism: formed from galvanized or stainless steel or plastic (depending on the drive type)

Standard – without flanges, intended for connection to SPIRO ducts.
The following damper types are available on request:
–     dampers intended for other types of connections allowing the external insulation
–     with rubber gasket on the connectors
–     airtight damper (seal on the blade)

PJB dampers have Sanitary Certificate no. HK/B/1514/01/2012.