STU is a rectangular plenum box for air exhaust for linear diffuser, MTL. STU has the same properties as STB.
STB is a rectangular plenum box for supply air for linear diffuser, MTL. The plenum box ensures even distribution over the linear diffuser. STB is equipped with a damper and an orifice plate to ensure individual regulation, and is supplied
with acoustic insulation.
- Ensures even air distribution over the linear diffuser.
- Acoustically insulated.
- Supplied with damper and measuring device