Swirl diffusers

Swirl diffusers are an efficient solution for generating high induction
between supply and room air.


Application of Swirl Diffusers

Swirl diffusers are also suitable for quick exchange of high air volumes and thus for small as well as large rooms alike. Main features being:

  • variable air volume flow 100 …25 %
  • temperature differential +/-10 K
  • air change rate up to 30 times
  • suitable for supply and extract air

Type ADD

  • TROX swirl diffusers type ADD are available in individual customer designs or with a selection of attractive perforated plates.
  • They are especially suited for comfort areas for supply or extract air.
  • Available with plenum box for top or side entry air connection.

more details

Circular; Square

30 – 420 l/s
110 – 1,500 m³/h
65 – 883 cfm

Ø 250 – 600 mm
 248 – 623 mm

Type DCS

  • TROX swirl diffuser type DCS with appealing perforated sheet facing.
  • Especially suitable for comfort areas with high demand on appearence.
  • Available with plenum box for side entry air connection.

more details

Square

10 – 280 l/s
35 – 1,000 m³/h
21 – 590 cfm

 593 – 623 mm

Type FD

  • Because the TROX swirl diffuser type FD can be used almost anywhere, it gives you the option of outfitting buildings with a single uniform design.
  • These air diffusers, with their discreet design and fixed blades, are easy to clean.
  • Available with plenum box for top or side entry air connection.

more details

circular; square

30 – 200 l/s
110 – 700 m³/h
65 – 412 cfm

Ø 300 – 625 mm
 298 – 623 mm

Type FDE

  • This fixed swirl diffuser with a rectangular outlet is popular thanks to its optimised acoustics and unique design.
  • It is especially well suited for large rooms, such as sales areas.
  • Available with plenum box for side entry air connection.

more details

square

110 – 390 l/s
400 – 1,400 m³/h
235 – 824 cfm

 600 and 625 mm

Type RFD

  • This compact swirl diffuser can be ideally integrated into any ceiling system, such as flush in plaster ceilings or over open grid ceilings.
  • Available with plenum box for side entry air connection.

more details

circular; square

10 – 280 l/s
35 – 1,000 m³/h
21 – 590 cfm

Ø 158 – 580 mm
 198 – 498 mm

Type TDF-SilentAIR

  • Because the TROX swirl diffuser type TDF can be used almost anywhere, it gives you the option of outfitting buildings with a single uniform design.
  • Consisting of a diffuser face with fixed, radially arranged air control elements.


more details

circular; square

30 – 250 l/s
110 – 900 m³/h
65 – 530 cfm

Ø 300 – 625 mm
 298 – 623 mm

Type TDV-SilentAIR

  • This adjustable air diffuser enables flexible room design, for instance, in office buildings with lightweight partition walls and other system walls.

more details

circular; square

30 – 280 l/s
100 – 1,000 m³/h
59 – 589 cfm

Ø 300 – 625 mm
 298 – 623 mm

Type VD

  • The adjustable swirl diffusers type VD allow warm air to penetrate downwards into a room when running in heating mode and ensure optimum comfort in cooling mode.
  • When fitted with a protection grid, they can also be installed in gymnasiums.


more details

square

100 – 2,200 l/s
350 – 8,000 m³/h
206 – 4,706 cfm

 425 – 1,050 mm

Type VDL

  • With the VDL adjustable TROX swirl diffusers, the blade position can be altered to give optimum penetration into the occupied zone when cooling or heating, at the same time meeting good comfort criteria.
  • When fitted with a protection grid, they can also be installed in gymnasiums.


more details

circular

70 – 1,225 l/s
250 – 4,400 m³/h
150 – 2,590 cfm

Ø 464 – 1.077 mm

Type VDW

  • The adjustable TROX swirl diffuser type VDW enables flexible room design, for instance, in office buildings with lightweight partition walls and other system walls.
  • Available with plenum box for top or side entry air connection.


more details

circular; square

17 – 360 l/s
60 – 1,300 m³/h
36 – 765 cfm

circular 300 – 625 mm
square 298 – 825 mm

News

ISM_Swirl_Diffuser_(76x51)

Opportunities in the Grilles & Diffuser Market

TROX discusses the threats and opportunities for grille and diffuser manufacturers.
To the news

Installation Examples

Unilever House

Unilever House

TROX installed over 600 fan coil units in this imposing building on the banks of the River Thames.
To the example

Contact

Thetford Main Offices Small

TROX UK Ltd

Caxton Way, Thetford
Norfolk IP24 3SQ
Tel: +44 (0)1842 754545
Contact and locations