CleanZone Ceiling diffuser with micro-filter for supply air in clean rooms

The CDH/CLH is a square ceiling-mounted diffuser suitable for rooms with extremely high demands for air cleanliness. It is a complete unit with a built-in filter box and a removable micro-filter.

  • Rectangular or circular duct connection
  • Equipped with micro-filter H14 with gel or dry seal
  • Painted interior
  • Measurement outlet for dip test and pressure above filter
  • Perforated or disc diffuser face
  • Standard colour White RAL 9003
    • 5 alternative standard colours
    • Other colours upon request
 

CDH/CLH
CDH/CLH
Product view
 
CDH/CLH
CDH/CLH
Installation example


AIR FLOW - PRESSURE DROP - SOUND LEVEL - AIR VELOCITY

CDH/CLH

 

Velocity over filter

   

0.45 m/s

Size

 

Perf.

Dys.

33-160-1

q l/s

Δp Pa

LA dB(A)

41

150

<15

41

170

<20

66-315-1

q l/s

Δp Pa

LA dB(A)

162

150

<15

162

170

35

Recommended upper limit for air flow is equivalent to 0.7 m/s over the nominal gross area of filter. Data applies to 4-way horizontal spread pattern.

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Article Name Type Size Date Add to bucket
Page < 1 >
CDHb  Square ceiling diffuser with micro-filter Catalogue/Product sheets 1.01MB 9/6/2018 Add to bucket
CDHb/CLHb  Installation instructions Instructions/Manuals 647.19kB 12/12/2016 Add to bucket
CLHb  Clean room diffuser Catalogue/Product sheets 1.01MB 9/6/2018 Add to bucket
CLHb1, CDH1  Building product declaration Declarations 114.62kB 6/16/2016 Add to bucket
CLHb2  Building product declaration Declarations 116.16kB 6/16/2016 Add to bucket