DH33/55 wall mounted

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Calorex DH33/DH55

The DH33 and DH55 are high performance, low cost wall mounted dehumidifiers with an air heating option. Specially designed for small pools or spas, they maintain a comfortable humidity, minimise condensation and keep heating costs to a minimum.

  • Features

    • High moisture extraction for low power consumption
    • Corrosion free, easy to clean composite cover
    • Zero ozone depleting refrigerant
    • Low internal operating pressures = long useful life
    • Fan cycle or continuous mode
    • Air outlet adjustable to horizontal or vertical
    • Many options for flexible installation


    • Through the wall version
    • LPHW air heater
    • Remote humidistat/Combistat (12V)
    • Hot gas defrost (allows operation to 5°C air temperature)
    • Air filter
  • Domestic pools – indoor

    Heat pumps and dehumidifiers for domestic indoor pools...read more

  • Swimming pool dehumidifiers


    Swimming pool dehumidifiers

  • Specifications Units DH33 DH55
    Performance (standard unit)
    Operating temperature range °C 15-35 15-35
    Dehumidification @ 30°C/60% RH l/hr 1.25 2.5
    Heat recovered to air @ 30°C/60% RH kW 1.9 3.5
    Air flow m3/h 440 740
    External static pressure Pa 0 0
    Sound pressure level @ 3m dB(A) 48 48
    Refrigerant R407c R407c
    Electrical data
    Supply V/ph/Hz 230/1/50 230/1/50
    Nominal power consumption kW 0.75 1.2
    FLA Amp 4.4 7.5
    Maximum supply fuse Amp 10 13
    Maximum supply fuse electric heater Amp 20 32
    LRA (compressor start) Amp 15 30
    Heater Optional Optional
    Type LPHW LPHW
    Heat output @ 80°C flow kW 3 5
    Flow rate l/min 5 5
    Type Optional electric Optional electric
    Heat output kW 2 4
    Width mm 780 1245
    Depth mm 255 255
    Height mm 653 653
    Weight kg 37 58
    Condensate drain size
    (flexible plastic hose)
    mm ID 10 10
  • Please click on images to view larger

    Three DH55 in situ at the Forest Lodge Hotel, Lyndhurst

    Three DH55 in situ at the Forest Lodge Hotel, Lyndhurst

Swimming pool products

Contact (UK)

Certikin International Ltd (H&V Department) 01993 778855

Contact (International)

+44 (0)1621 856611