You might want to visit our North American website:


Measurement and control damper

The SIRI is a shutter-type air flow measurement and control damper designed for controlling and measuring the air flow in circular ventilation ducts.

  • Type-approved method of measurement
  • Short installation length
  • Can be cleaned
  • Low flow-generated noise level
  • High measurement accuracy
  • Ductwork leakage class C, EN 1751

Download document

You can find more documents on our document search page. Looking for older versions, you can find them in the document archive

Document Article Document type Size Format Download
Measurement and control damper SIRI ProductSheet 365.09kB pdf
Installation, commissioning, maintenance SIRI a Instruction 261.97kB pdf
Building product declaration SIRI Quality 42.99kB pdf