No cabling necessary
Maximum flexibility

The VRX mechanically automatic volume flow controllers are used to control a constant volume flow in rectangular air ducts of Comfort Air Technology systems, independent of the upstream pressure.

  • Volume flow control without external energy – no wiring required
  • Maximum flexibility – freely adjustable volume flows
  • Insensitive to dust or environmental influences – maintenance-free with reliably precise control
  • Large control ratio Vmax: Vmin
  • Cost-effective

Ready for a breath of fresh air? Contact our comfort air experts now and breathe a sigh of relief - in the truest sense of the word!

Technical data

Technical Data for L_pa= 35 dB(A)

Volume flow range 250 - 12 Volume flow range 000 m³/h Casing leakage according to DIN EN 1751 Class C

Dimensions (Length x Width x Height in mm)

200 x 100-600 x 600


Housing version Galvanized steel Silencer SDE (optional)


Technical leaflet volume flow controller constant VRX German
PDF 1.14 MB
Tender text volume flow controller constant VRX German
DOC 28.9 kB
Overview brochure Product overview air distribution German
PDF 2.1 MB