MeacoDry Arete® One 20L Dehumidifier & Air Purifier White - ARETEONE20L has a rating of 4.8 stars based on 405 reviews.
MeacoDry Arete® One 20L Dehumidifier & Air Purifier White - ARETEONE20L

Quick Find Code: AreteOne20L

5 Year Warranty
Free Next Day Delivery!*
Order before Midnight
for Next Working Day Delivery
  • Comes with a lengthy FREE 5 year warranty as standard
  • 2 functions, 1 product - both a dehumidifier and air purifier
  • Ergonomic 4.8L tank with top handle and twin pouring spouts for effortless, spill-free emptying
  • Smart features include Night Mode, Laundry Mode and Child Lock with a simple top-mounted LCD control panel
  • One HEPA filter included for dual dehumidifying and air purification functionality

MeacoDry Arete® One 20L Dehumidifier & Air Purifier White - ARETEONE20L

Quick Find Code: AreteOne20L

5 Year Warranty
Free Next Day Delivery!*
Order before Midnight
for Next Working Day Delivery
  • Comes with a lengthy FREE 5 year warranty as standard
  • 2 functions, 1 product - both a dehumidifier and air purifier
  • Ergonomic 4.8L tank with top handle and twin pouring spouts for effortless, spill-free emptying
  • Smart features include Night Mode, Laundry Mode and Child Lock with a simple top-mounted LCD control panel
  • One HEPA filter included for dual dehumidifying and air purification functionality

£245.90
£229.97 (inc. VAT)

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Product

Dehumidifier
Type

Power
Consumption

Laundry
Mode

Tank
Size

Filter
Type

Status

Price

Qty

Dehumidifier
Type
Compressor

Power
Consumption
216 W

Laundry
Mode
Yes

Tank
Size
5.5 L

Filter
Type
HEPA Filter

In Stock

£229.97

(inc. VAT)

Attribute Value

Dehumidifier
Type
Compressor

Power
Consumption
151 W

Laundry
Mode
Yes

Tank
Size
2.5 L

Filter
Type
HEPA Filter

In Stock

£159.97

(inc. VAT)

Attribute Value

Dehumidifier
Type
Compressor

Power
Consumption
267 W

Laundry
Mode
Yes

Tank
Size
5.5 L

Filter
Type
HEPA Filter

In Stock

£264.97

(inc. VAT)

Attribute Value

Product Overview

Designed for Larger Homes and Demanding Spaces

The MeacoDry 20L Arete One is the flagship model in the award-winning Arete series, engineered for powerful humidity control in larger rooms, open-plan living areas, conservatories, and moisture-prone environments. With a daily extraction rate of up to 20 litres, it efficiently removes excess moisture while simultaneously purifying the air with a built-in HEPA filter — included free in the box. Despite its high capacity, the Arete One operates with whisper-quiet efficiency, producing as little as 38dB at its lowest setting, making it perfect for living spaces, bedrooms, and family homes.

Feature-Rich, Eco-Friendly, and Built to Last

Combining power with precision, the Arete One uses 216W of energy and incorporates an ultra-efficient R290 refrigerant for eco-conscious operation. Its 4.8-litre water tank is spacious enough for extended operation and includes an ergonomic handle on top for easy lifting, plus dual spouts on either side for effortless and spill-free emptying. The unit also supports continuous drainage via a standard garden hose adapter (hose not included), reducing the need for manual emptying while avoiding unnecessary plastic waste. And with auto-restart functionality, the Arete One will resume operation with your settings intact after any power interruption.

Smart Controls with You in Mind

The top-mounted LCD display and tactile control panel make managing your indoor environment incredibly easy. Essential features like Smart Humidity Control, Laundry Mode, and Night Mode can be activated with a single button press. In Night Mode, all lights on the display switch off and the fan drops to its lowest speed, ensuring the unit remains discreet and unobtrusive. The child lock feature prevents accidental setting changes — ideal for families with young children. With two fan speeds, intelligent humidistat control, and an operating temperature range of 5°C to 35°C, this dehumidifier adapts smoothly to seasonal changes and daily needs.

Stylish, Silent, and Wall-Friendly

Designed to blend seamlessly into modern homes, the Arete One boasts a clean white finish and compact footprint. Unlike bulky units that need clearance, its flat-back design means it can be placed flush against a wall without compromising airflow, thanks to a clever cut-out intake at the rear. Discreet castor wheels let you glide it from room to room, and the sturdy 15kg frame is built for durability. Every design element — from its low-profile form to its noise-dampening construction — has been refined over 18 months of development and user testing to ensure unmatched performance, style, and silence.

Built for Convenience and Confidence

Whether you're drying laundry indoors, eliminating condensation and damp, or simply creating a healthier home, the MeacoDry Arete One 20L is your all-in-one solution. It arrives ready to use straight out of the box with no complicated setup required. And with Meaco’s industry-leading 5-year warranty, you can trust that this is a long-term investment in your home’s air quality, comfort, and wellbeing.

Downloads

Download Meaco Arete One 20L and 25L Instruction Manual

Specification

Airflow150 m3/h
Applicable AreaConservatory, Home
Auto RestartYes
CastersYes
Child LockYes
Continuous DrainageYes
Filter TypeHEPA Filter
Finish Or ColourWhite
Hose SuppliedNo
Laundry ModeYes
LCD DisplayYes
Minimum Voltage220 V
MountingFloor
MPNARETEONE20L
Night ModeYes
Noise Level Maximum40 dB
Noise Level Minimum38 dB
Number Of Speeds2
Old GTIN5060409601739
Operating Temperature Maximum35 °C
Operating Temperature Minimum5 °C
power consumption216 W
RefrigerantR290
Storage Capacity5.5 L
Tank IncludedYes
Type Of DehumidifierCompressor
Voltage240 V
Water Heater Capacity4.8 L
Depth272 mm
Height618 mm
Weight15 kg
Width366 mm

We always aim to dispatch your order for delivery on the next working day. Simply place your order before the same-day dispatch cut-off time. The countdown timer on the product page shows this cut-off time. While we work with trusted couriers, delivery times cannot be guaranteed.

Free UK Delivery on All Qualifying Orders Over £50. Orders under £50 will incur a £5.90 Delivery Fee.

This Excludes Delivery to the Scottish Highlands, Offshore Islands and Northern Ireland. These will be charged at an extra rate, which will be calculated at the checkout.

Heavier Items may also incur an extra fee.