Master DH 721 Condensation Dehumidifier

The Master DH 721 condensation dehumidifier is a highly efficient portable machine designed to operate in harsh work conditions. Originally designed for the construction industry, these sturdy units are perfect for a variety of challenging working conditions and grow-room environments. 

The DH 721 is capable of extracting up to 20 litres of water per day. The DH 721 can operate in temperatures between 5 – 35oC, and in a humidity range of 35 – 90% RH. This sturdy and cost-effective range of portable dehumidifiers can effectively manage humidity levels, and help to prevent mould and bacteria development.



  • Vertical farming
  • Grow rooms
  • Controlled environment agriculture (CEA) facilities
  • Commercial grow operations
  • Greenhouses and nurseries
  • Indoor farming
  • Seed warehouses and storage
  • Drying rooms
  • Urban farming



  • Digital control
  • High efficiency
  • Durable casing
  • Simple operation
  • Built-in hygrostat
  • Continuous operation possible
  • Water tank with automatic shut-off when full
  • Possibility to connect a hose to remove condensed water
  • Air filter



DH 721 DH 732 DH 752 DH 792
Water removal per day (L) 20 @ 30°C/80% RH 30 @ 30°C/80% RH 45.6 @ 30°C/80% RH 100 @ 30°C/80% RH
Power 490 W 680 W 900 W 1840 W
Warranty 3 years 3 years 3 years 3 years
Air flow 200 m3/hr 200 m3/hr 350 m3/hr 1000 m3/hr
Weight 19 kg 19.5 kg 30 kg 64 kg
Dimensions (H x W x D)  580 x 305 x 335 mm 550 x 338 x 358 mm 660 x 405 x 610 mm 1095 x 540 x 620 mm
Sound 42 dB(A) 42 dB(A) 52 dB(A) 69 dB(A)



NB: This product is subject to an extended lead time.

Available on back-order


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  • No bias and no bull. You'll always get a straight answer from our team on your best options, regardless of manufacturer.
  • Prepared for anything. Our collective history of working with both growers and industry means that whatever the size or complexity of your operation we'll have you growing in no time.
  • Vertikit source from many industries, we love to mix and match the best tech from a wide range of innovators from around the globe (yes, globe - we're scientists remember).

Real Industry Expertise

Don't be surprised to see the odd PhD knocking around our office. When you work with Vertikit you are choosing actual leaders of the field. We've got years of research experience and practical project knowledge to share.

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With our level of experience comes the ability to be really creative when it comes to product choices. Our curated product catalogue comes from the world's best suppliers of the specific technologies you need to succeed, regardless of whether they are farm-specific.