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SQR

Square ceiling diffuser SQR, 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 m0.57 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
0.57m/s
too high
Pressure drop
72Pa
too high

Temperature difference in the occupied zone ≈ 0.61 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

SQR (RAL 9016) D125

€101.75

€101.75 × 1 pcs

Manufacturing: 40 working days

Description and manufacturing

SQR square ceiling diffusers are 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.

SQR square diffusers are used in:

The SQR 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: square ceiling diffuser

Installation type: concealed installation

Material: plaster / composite

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

Shape: square

Installation: ceiling / wall

Painting: painted together with the ceiling

Colour: white (paintable)

Connection diameter: 100 mm, 125 mm

To see how these diffusers look in an interior and to understand the installation process, you can watch the demonstration video. Use the QR code below to access it. Our catalogue contains all the technical information you need about the SQR ventilation diffuser, and our managers will be happy to answer any of your questions.

Advantages of the SQR diffuser

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

SQR-100 plaster diffuser — square diffuser for connection to a Ø100 mm duct.

SQUARE DIFFUSER

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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