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EXP Free

Circular extract air diffuser for suspended mounting
  • Large air flow range
  • Designed for installation in rooms without suspended ceiling
  • Fast and simple installation and commissioning with the spring loaded Quick Access front
  • Can be supplied in a galvanized design
  • Standard colour White RAL 9003
    • 5 alternative standard colours
    • Other colours upon request

Technical specifications

AIR FLOW - SOUND PRESSURE ROOM (Lp10A) *)

EXP F   l/s  
Size 25 dB(A) 30 dB(A) 35 dB(A)
100 28 34 42
125  49 58 70
160 82 97 115
200 122 145 172
250 170 205 245
315 255 310 370
400 370 445 510

The table shows data for the open damper.

*) Lp10A = Sound pressure incl. A-filter with 4 dB room attenuation and 10 m2 room absorption area.

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Overview - Air diffusers Air diffusers Brochure 3.52MB pdf
Product description - Air diffusers & dampers Air diffusers & dampers Brochure 684.3kB pdf
Circular extract air diffuser for suspended mounting EXP Free b ProductSheet 7.28MB pdf
Installation, Commissioning, Maintenance EXP Free b Instruction 8.02MB pdf