PJA Type A single-blade air dampers
Intended use
Intended for use in rectangular ventilation ductwork to control the air flow.
Single-blade air volume dampers PJA type are intended for use in rectangular ventilation ducts to control the air flow. On special request, the damper may be manufactured with an additional gasket, guaranteeing tightness in the third-class range according to EN-1751 standard.
Working temperature: -20°C ; +90°C, (+50°C for version with actuator).
Material and finish
Dampers: galvanized steel SO or stainless steel (1.4301) SN
Mechanism components: profiled from galvanized or stainless
steel
Axes: aluminum
Gaskets: rubber
Normally, dampers are eqiupped with a flange and corners with
width of 30mm (version SO) or 20mm (version SN).
On special request:
- Dampers adapter to other types of connections,
- Dampers with external insulation.
PJA dampers have Sanitary Certificate no HK/B/1514/01/2012
