VAM damper plenum box

The VAM damper plenum box increases the terminal dampening of supply and exhaust air vents and limits the transfer of airborne sound from one room to another. The dampening material of VAM is acoustic Dacron that does not emit fibres or particles into indoor air.

Air flow range

6-200 dm³/s, 22-720 m³/h

Duct sizes

Ø 100-250 mm

Installation method

Rear connection

Dampening material

Dacron

Description

VAM is made of galvanised sheet steel and the dampening material is polyester wool (Dacron) that does not give fibres or particles in the air. VAM is delivered with insulated joint muffs.

Features:

  • Damper plenum box for terminal dampening of supply and exhaust air vents, for example in residential ventilation
  • Dampening material acoustic Dacron that does not emit fibres or particles into indoor air
  • Insulated joint muffs

VAM dimensions

Airborne sound insulation

VAM limits the transfer of airborne sound from one room to another.

Sound attenuation for air ducts between rooms Dn,e,wdB: