Meaco Arete One 25L

The Meaco Arete One 25L is designed for consistent humidity control in homes affected by condensation and recurring black mould. Its strong extraction rate and accurate humidistat help reduce the damp conditions that allow mould to return.

It suits bedrooms and living areas well, and it can run for long periods with low fuss when set to a sensible humidity target.

Meaco Arete One 25L

Updated: January 4, 2026
Quick verdict

A top choice for domestic black mould prevention thanks to strong performance, quiet running, and efficient long-term use.

Best forBlack mould, condensation, bedrooms
Room sizeUp to 40 m2
NoiseLow
Filter typeDust and allergen
Running costLow

Gallery

Price and availability

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Best for Black mould prevention, condensation, everyday damp control
Moisture removal 25 litres per day
Room size Up to 86 m2
Tank capacity 25 litres
Noise Around 40 dB(A) on low setting
Energy use Approx 165 W at 20 C
Laundry mode Yes
Drainage option Yes
Operating temperature 5 to 35 C
Auto humidity control Yes
Filter type Dust and allergen filter
Smart features Optional app connectivity
Price Premium

Pros and cons

Pros

  • Excellent humidity control for mould prevention
  • Very energy efficient for long runtimes
  • Quiet enough for bedrooms

Cons

  • Higher upfront cost than budget models
  • Larger footprint than compact units

FAQs

Will this remove existing black mould?

It helps prevent regrowth by removing moisture, but existing mould should be cleaned and treated separately.

Is it suitable for overnight use?

Yes, it is designed to run quietly and safely overnight.

Does it work in winter?

Yes, it operates effectively down to around 5 C.

How we review

We compare dehumidifiers using consistent criteria: room coverage, filtration type, noise for bedrooms, and ongoing filter cost.
We aim to recommend options for different needs and budgets.

  • Coverage suitability for typical rooms
  • Filtration for allergens (HEPA and carbon where relevant)
  • Noise levels for sleeping and working
  • Ongoing filter replacement considerations
  • Ease of use and maintenance