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CRL

Round ceiling diffuser CRL, paintable (plaster)

- modern minimalist design;

Concealed (plastered in)

1How much air are we supplying?

2Size

3RAL colour

Performance

Airflow simulationjet model
Occupied zone · 1.8 m0.73 m/s near peopleCeiling 3.8 m
Air velocity, m/s0.000.250.500.751.00+0.25 m/s isoline — comfort limit

Section through the room at the diffuser. Velocity and temperature on the jet axis come from the calculation verified against the manufacturer's selection software; the surrounding field is an engineering model of the jet and return flow, not a full CFD analysis. Lines show air particle paths.

Free area
0.0059m²
Outlet velocity
7.07m/s
too high
In occupied zone
0.73m/s
too high
Pressure drop
77Pa
too high

Temperature difference in the occupied zone ≈ 0.77 K — comfortable.

• Outlet velocity is too high — it will be noisy. Choose a larger size or use several diffusers.

• There will be a draught near people. Increase the size or the number of diffusers, or choose a swirl type.

• High resistance: the fan will need more pressure. Increase the size.

Order code

CRL (RAL 9016) D125

€92.86

€92.86 × 1 pcs

Manufacturing: 8 working days

Description and manufacturing

The CRL round diffuser is designed for air supply and extraction in supply and exhaust ventilation and air conditioning systems. The diffuser ensures even air distribution in the room and creates a comfortable indoor climate.

Thanks to its frameless design, the diffuser can be integrated into a ceiling or wall and then painted, giving the ventilation system a minimalist and aesthetic look.

CRL round diffusers are used in:

  • apartments;
  • private houses;
  • offices;
  • hotels;
  • restaurants;
  • shops;
  • public spaces;

The CRL diffuser is made of high-quality plaster or composite material, so it can be painted together with the ceiling or wall. Its design ensures smooth air distribution without draughts.

The Click fixing system makes it easy to fit and remove the diffuser cover for ventilation system maintenance.

SPECIFICATIONS

Type: round ceiling diffuser

Installation type: concealed installation

Material: plaster / composite

Ventilation system type: supply / exhaust / air conditioning / air heating

Shape: round

Installation: ceiling / wall

Painting: painted together with the ceiling

Colour: white (paintable)

Connection diameter: 100 mm, 125 mm.

Advantages of the CRL diffuser

  • modern minimalist design;
  • frameless construction;
  • can be painted to match the ceiling;
  • even air distribution;
  • simple installation system;
  • Click fixing system.

CRL-100 plaster diffuser – round diffuser for connection to a Ø100 mm duct.

In the E-reshitka online store you can buy various types of ventilation grilles:

• single-row ventilation grilles

• double-row ventilation grilles

• concealed linear slot diffusers

• decorative ventilation grilles

• access panels for painting

• external grilles

• plenum boxes

• AeroFlex semi-rigid ducts

• disc valves

• swirl diffusers

• jet nozzles

• plaster diffusers

• rotary diffusers

• radial ventilation grilles

• door ventilation grilles

• grilles for smoke extraction dampers

• linear grilles for swimming pools.

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