OLR is a rectangular pressure control valve for installation directly onto a wall. OLR consists of two sound-attenuating baffles, which are mounted either side of the wall and connected by means of the accompanying perforated wall sleeve, which ensures excellent noise reduction.

  • High capacity
  • Sound-attenuating baffles
  • Can be installed in wall thicknesses from 90-170 mm

1 Tarkvara

  • CADvent

    CADvent is an object-oriented AutoCAD© application with a complete toolbox for drafting, dimensioning, calculation, quantification and presentation of complete HVAC installations.