Best Dehumidifiers

Based on 1,135 reviews
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$0 to $16,000
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AusClimate Cool Seasons

AusClimate Cool Seasons 🏆 2026

4.6 

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Ausclimate Compressor Dehumidifiers Range

Ausclimate Compressor Dehumidifiers Range 🏆 2026

4.6 
Summary
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Jason S.NSW5 posts
  Verified

Very effective, draws about a litre of water out of our bathroom per day Show details

Ionmax Desiccant Dehumidifiers Range

Ionmax Desiccant Dehumidifiers Range 🏆 2026

4.7 
Summary
  • Price (RRP) $429 to $649
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Tish
  Verified

Amazing! Turned our house from a wet mess to completely dry Show details

AusClimate Cool Seasons

AusClimate Cool Seasons 🏆 2026

4.6 
Summary
  • Price (RRP) $449 to $599
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Damian2 posts
  Verified

Automatic mode dosent work. Humidity gradually creeps well above target set. Low fan mode dosent stay on low, often changes to high and you need to… Read more

turn off an on again to get it back to low. User manual is completely inaccurate, dosent help with any of these issues and also states that settings are retained when you turn the machine off (not true). Machine resets to different defaults depending whether you turn off from the console or by wifi And definatley dosentvretaing any settings. Calling for support from Ausclimate offered no solution to these issues, just avoidance and denial. So don't waste your time with support if you can't work out why it dosent work as it says.

$319.89RRP
DianeNSW4 posts
  Verified

It’s better than I expected, I just love your products! Show details

Arovec AroDry-900

Arovec AroDry-900

4.7 
Summary
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Gary PittardNSW5 posts
  Verified

The Arovec 900 is the best-pticed Dehumidifier on the market. I have had two running for 4 years non stop and I no sign of mould since switching them on. I also recommended them to a friend who is as delighted with hers as I am with mine. Show details

Ionmax ION622

Ionmax ION622

4.6 
Summary
  • Price (RRP) $299
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Jason Veith
  Verified

I have had this unit running in my caravan in humid conditions for the last 2 weeks, and it has successfully bought the humidity down from the 80's to around 56-62%. It isn't overly quiet, but it performs as advertised and we are very happy with it. Show details

Newentor Portable Dehumidifier 25L

Newentor Portable Dehumidifier 25L

4.7 
Summary
$920RRP
WinnyQLD2 posts
 

The dehumidifier performs well, but it is heavier than expected and not easy to move between floors. The manual could be clearer, particularly… Read more

regarding filter removal and cleaning the water tank. I only realised after some time that the tank lid can be opened, and the tank itself has many small ridges that make cleaning difficult.

Overall, a good dehumidifier, but there is room for improvement in the manual and maintenance design.

Newentor Australia
Newentor Australia    

Thank you for your detailed review. We're glad… Read more

Ionmax Rhine

Ionmax Rhine

4.7 
Summary
$649RRP
Corps S.3 posts
  Fair Incentive Verified

I'll buy another – This is a great unit, I use it down stairs where we have a problem with dampness, the 5l capacity if filled 3 or 4 times a day. Mould is under… Read more

control, books and papers don't have that damp feeling. The only down side it does heat up the room a bit so we run it overnight in summer and winter is fine.The air quality is crispy. This model is easy to move around on the rollers, controls are simple, easy to empty. All in all I would get another one.

$119.99RRP
Ethan Jones2 posts
  Verified

easy to use and works great. Love the size and looks

Ionmax Leone ION625

Ionmax Leone ION625

4.2 
Summary
$408.18RRP
Harry GaleaTAS2 posts
 

I've only received the dehumidifier - thus far it is doing its job removing moisture from the air and reducing the relative humidity. My 5 star… Read more

rating applies to the customer service and time product arrive via the post (4 days from order to the delivery man knocking on the door). The Ionmax website offered 10% discount but the code provided wasn't acknowledged at checkout. I proceeded anyway as I could not be bothered with the hassle of chasing $50. That said i left a statement that their website checkout was not supporting the advertising. The customer service person emailed to clarify my experience and after the email chat offered to refund the amount even though my order and payment were processed and goods on the way. Their approach was genuine .

Mitsubishi Electric MJ-EV38HR-A

Mitsubishi Electric MJ-EV38HR-A

5.0 
Summary
K and L3 posts
  Verified

It had been raining non-stop for a while in the past couple of months, and the humidity at home was becoming really uncomfortable. Also, without a… Read more

dryer, it was almost impossible to get clothes dry, sometimes they’d still be damp after hanging for a whole week! That’s why I decided to get this dehumidifier, and I’m so glad I did.

I’ve been using it for a few months now and I’m extremely satisfied. It not only keeps the indoor air much drier and more comfortable (as you can set the humidity as low as 50% in Auto mode), but it’s also been a lifesaver for drying clothes. I usually hang my laundry and turn on the Laundry mode, works better than a dryer in my opinion as don't have to worry about damaging delicate fabrics.

Another plus is that the dehumidifier comes with wheels, so it’s super easy to move around the house. Highly recommend this if you’re dealing with humidity or need help drying laundry without a dryer.

Breville Air Dehumidifier Range

Breville Air Dehumidifier Range

3.6 
Summary
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Reasonable buyerNSW5 posts
 

I purchased this dehumidifier expecting solid performance from Breville, and while it does extract moisture effectively, I’m quite disappointed with… Read more

the noise level.

On the positive side, it works well in terms of moisture removal. The 3.5L tank fills up quickly during humid weather — I find myself emptying it twice a day (morning and night), which shows it’s doing its job.

However, the noise is a major downside. It’s significantly louder than expected and not suitable for bedroom use, especially if you’re a light sleeper. I initially had it in a bedroom with floorboards, then moved it to a tiled living area thinking it might help — but the noise actually feels even more noticeable on tiles due to sound reflection.

For a brand like Breville and a product category that’s been around for a long time, I expected a quieter, more refined operation. Unfortunately, the noise makes it difficult to run continuously or overnight.

Overall, good performance but let down by excessive noise. I’d only recommend it for use in living areas where noise is less of a concern.

DeLonghi Ariadry DDS 25 / DDS 30

DeLonghi Ariadry DDS 25 / DDS 30

3.6 
Summary
SaltcastleNSW33 posts
  Verified

It's quite a beast – Summary: What I love - Very powerful dehumidifier that removes a lot of humidity fast. - Big 6 litre built in tank (it needs it since it remove a… Read more

lot of water). - Best feature is the ability to have the unit pump removed water out a long small hose (provided). Place that hose in a drain or out a cracked window and you never have to worry about emptying the container again. - Washable and re-usable air filter. - One of the least expensive units around when looking at cents per litre of water removed (according to Choice Magazine). - Simple easy to understand buttons and LCD panel.

Things that could be better - Only two fan speeds. - Quite a loud unit (but that comes with the very powerful compressor). - No ability to direct air flow. - The brilliant pump hose I love so much comes out the front of the unit. It's ugly and gets in the way. - Heavy (but has built in wheels that work well on hard floor and thin carpet).

The long version: During the heavy watering Sydney received in March 2022, I managed to get my hands on what I think was one of the last dehumidifiers available in Sydney. I had done quite a lot of research online, including this very site, plus Choice online and a few of the other usual suspects and settled on the DeLonghi AriaDry DD230P.

The moment I got it home, I unpacked and immediately put it to work. Our house so needed it, I am sure a lot of people can relate. About five hours later my wife came home and I proudly showed her my new toy - and low and behold, the 6 litre tank was close to full. That is a massive amount of water - out of one room.

Delonghi claims that it can remove 30 Litres per day (that is of course under optimal conditions with the right humidity and temperature), but if you calculate the 6 approximate litres in 5 approximate hours, that actually does get close to 30 litres a day.

The technology lover I am I also installed a watt meter to see how much power this gadget uses. It uses, as the plaque in fact says, about 500 W when running, so depending on your electricity plan (let's say you pay 21 c per kWh as a reasonable estimate of the average), it will cost you those 21 c every two hours. That does not sound like a lot, but be careful, it adds up to $75 per month when used continuously.

Choice Magazine btw gives a cost per litre of water removed (21c per litre). I am not sure how they came up with that number, I come up with 12 to 15 c per litre removed, but for all intents and purposes, that is a useless number anyway (except for when you compare various dehumidifiers to each other, exactly what Choice Magazine is in fact doing). In the Choice test, this dehumidifier was one of the least expensive to run, even with the higher rate that Choice used for their calculations. That was one of the biggest plus points for me that drew me towards this unit.

All this incredible water removal comes at a price of course. In the shop for starters (I paid $649), when running it (see above) and also in, let's call it usability. It is a heavy piece of equipment (19 kg!), that thankfully comes with built-in wheels. It can easily be moved between rooms on hard floor and short hair carpet. For anything else, the wheels are a bit too small.

Another price you pay for the big compressor in the unit is the noise. 54 dB does not mean anything unless you are an acoustics engineer but what matters is this: Unless you are exceptionally noise tolerant, you will have a hard time sleeping when this thing is on in your bedroom, even on the lower setting. I even find it annoyingly loud to have it running in my home office during the day. The solution is, run it when you are not in the room. Over night in the office, during the day in the bedrooms or living areas.

The unit has two fan settings. I would like to have a few more. No big deal though.

Also nice to have is the easy to understand control panel with an LCD display and refreshingly few buttons with hardly any silly unnecessary settings. There is a timer that turns it on and off when you are not there and thank you Delonghi for resisting the urge to make an app for it.

One thing I am missing is the ability to direct the airflow coming out of the device. Air shoots straight up (at considerable speed), I would love to be able to direct it into the direction of an adjacent room or a drying rack or whatever. Just a few movable fins would do the trick.

I kept the best for last, though. It comes with a small built in pump and a long (about 5 m long) thin hose. With the press of one single designated button you can set the unit to discharge the water not into the built in water tank, but to pump it out of that little hose. The pump is important as it pushes the water out the hose, even if the outlet is higher than the dehumidifier is. Some other units allow you to attach a hose, but they are gravity based, so your hose has to point down-hill if you want it to work. Not in this unit, the hose is long and it can be emptying the water way higher than the unit. Out a Windows for example.

Do not underestimate how useful that feature is. No more having to carry the full water container through the house, making sure the water does not overflow and get on the carpet while you carry it. No more of the unit turning itself off automatically because you forgot to empty the reservoir at night or before you left the house. Having this ability to pump water out a separate hose is a brilliant feature, I love it.

Why in the world the connector of that little discharge hose is in the front of the unit is a mystery to me, though. It is not only ugly to have that hose run out in the front, but it is also in harm's way. Vacuum cleaning nearby? Watch for the hose, watch to not hit the plastic nozzle, it could break. Watch out when you move the unit, that nozzle sticks out just enough to hit furniture or door frames.

It also sticks out too much when you try to put the unit back into the box it came in to transport to a different house. If you are not careful and leave the nozzle attached while packing it, it will most likely break off. That is exactly what happened to me by the way. It is not exactly solely Delonghi's fault, I agree, but please, in the next version, put that outlet into the back of the unit and make it flush with the outside.

And in case you are wondering how to remove that nozzle once it has clicked into place, it's a bit tricky. It is a bayonette like mechanism that you need to push in with one hand while pulling out the hose with the other. It took me ages to figure that out (and yes, I did read the manual).

In summary its a great dehumidifier that may even be a bit of an overkill for most homes. It can handle the removal of a lot of humidity in a short period of time and the feature that allows the pumping of water out a window or a drain with a nice and long hose it brilliant. That feature makes it ideal to dry out basements or remote rooms without having to constantly manually empty the built in container.

It is heavy, it is loud and it has a very powerful compressor that is expensive to run (but since it removes so much humidity quickly, you will most likely not run it for very long periods).

It's a beast of a dehumidifier - which is great. Just know you are getting a beast.

Ionmax Venta

Ionmax Venta

4.2 
Summary
$499RRP
Yep
  Verified

The dehumidifier itself works great, but there were a few really important things that were left out . First of all, it doesn’t come with a manual.… Read more

If you want to read the instructions you have to look them up online, which is not only inconvenient, but lowers the chances of people actually reading the instructions, which can be very dangerous. In my opinion, for an appliance to come with a physical instructions manual is the bare minimum, especially when it costs almost $500. In saying that, it did have a warnings sheet (which I’d assume is mandated by law) but even then, all of the instructions need to be read to know how to safely use the machine, which is why they need to be included in the box. Secondly, the filter comes wrapped in plastic, but there is no warning or direction ANYWHERE to take it off. The only reason I knew it was there was because I had read another review that forewarned about it. This, again, is just another risk added to the list for the sake of cutting corners. Lastly, a remote would have been a nice inclusion as the only way to remotely control the dehumidifier is if you download an app. Anyways, the dehumidifier is a bit loud but works great, I have found that closing the output vent about half way reduces the noise by quite a bit. There is a bit of a rattling sound when the vent is fully open. It has collected heaps of water and puts out a bit of warm air which is good. The water is easy to empty.

Ionmax Rhine Pro

Ionmax Rhine Pro

4.4 
Summary
$649RRP
Jennifer7 posts
 

The Ionmax Rhine Pro ION651 is a superior dehumidifier (with HEPA filter, so it's also an air purifier.) It makes the air feel so much… Read more

cleaner/clearer. It's cheaper and more efficient to use for clothes drying than our condenser dryer too. It's made the damper rooms in our house so much more liveable and services a large open plan area. Well worth the money spent. Customer service also really prompt and helpful.

Ionmax ION+ED18

Ionmax ION+ED18

5.0 
Summary
$3,454.55RRP
MichaelNSW3 posts
  Verified

We have been running the ED18 dehumidifier for close to a year now and it hasn't missed a beat. I have it ducted into our underfloor ducted air… Read more

conditioning system and it works well to pull the moist air from our lower floor and recirculate the dry back into the house. The ED18 connects to Home Assistant via the SmartLife app, along with other products sold by Ionmax. This is a well-built and reliable dehumidifier.

MakGNSW3 posts
 

Disappointed big time. Purchased a new unit, because we were more than happy with the performance of existing unit. 2nd purchase had issues with… Read more

thermostat & function, eventually refunded promptly via appliances online (prompt refund) & great to deal with. They could not replace (no stock). So purchased via good guys online!!!! Unit arrived, sooooo noisy we can not run it in lounge area, can only use in a bedroom during the day with door closed as the the vibration /motor working noise is so loud it’s not tolerable. I have upload old unit & new. Delonghi tell me the new units noise is normal. You decide.

MakG
MakG   

I had to re submit videos as I realised I had uploaded old unit x 2.

RBQLD19 posts
  Verified

A Game-Changer for Home Comfort – Living in QLD, we have to keep a close eye on mould forming due to the often high humidity. Last year we had a VERY BAD season for humidity and as a… Read more

result we noticed mould spores forming in our master bedroom walk in wardrobe. We purchased the Breville Smart Dry Connect Dehumidifier (LAD208WHT2IAN1) to sit in our main bedroom / walk-in wardrobe. WOW - what a difference. The built-in sensors constantly assess the moisture content and adjust the dehumidification settings accordingly. This not only ensures optimal comfort but also contributes to energy efficiency by only running when necessary. One of the pleasant surprises with this dehumidifier is how quiet it operates, the Smart Dry Connect quietly goes about its job without creating any disruption. As it is located in our master bedroom this is a significant plus for us, especially during the night giving us a quiet and undisturbed sleep environment. In summary, the Breville Smart Dry Connect Dehumidifier (LAD208WHT2IAN1) has proven to be a valuable addition to my home. Since purchase and use we no longer have mould spores forming, the air feels refreshing, our clothes smell and feel great. Highly recommend .

Arovec AVMA-U21D50-8

Arovec AVMA-U21D50-8

5.0 
$39.89RRP
Edouard Birien2 posts
  Verified

Great for humid areas of your home – Bought these during the summer as the upstairs of my home becomes extremely humid and uncomfortable. I put one of these in each room and they were… Read more

quickly filled with water, yet were able to keep any bad smells at bay. I have various forms of ventilation available, but these helped give a boost to making the space odor free and cut down some of the excess moisture. Would highly recommend.

Hysure 700ml T8

Hysure 700ml T8

5.0 
Summary
Winster35 posts
 

Nifty dehumidifer for small room/closet – I use this mainly for my wardrobe, which used to have mould issues but no longer exists after using the dehumidifier every day. Surprisingly, it… Read more

collects more water in my wardrobe than in my main bathroom after a shower...

You do need to press the power button after every time you empty the water tank or have a power outage so you can't set it to turn on/off via a timer. However, there are some online reviews in which people have used paper/plastic to keep the power button pressed down in order for it to work with a timer.

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Caitlin5 posts
 

Don’t waste your money. Had it running for a week and barely removed a cup of water. Left it running and the moisture percentage in the air actually… Read more

increased over a 24 hour period. The air purification does nothing. It’s literally just a blue light that turns on, there are no filters in this thing

wethouse
 

Fails after a few months – It fails after less than a year. It will start up for about 5 minutes then totally shuts down and shows an error code. Show details

MickeyVIC17 posts
  Verified

Deceptive Advetising - Slow Water Extraction Rate – The quoted Water Extraction rate of "25L per day" is completely bogus. Expect about 5L per day even in humid conditions. Just blatant deceptive advertising. Show details

$399.99RRP
JarrodQLD25 posts
 

I’m very impressed with the build quality of this dehumidifier; it’s incredibly effective at pulling moisture out of the air. The SmarterHome app… Read more

integration is a great feature, allowing you to manage multiple units and set schedules from your phone. My only complaint is that the app can be a bit glitchy—occasionally, it fails to trigger the start or stop commands even when a timer is set.

DeLonghi Tasciugo AriaDry DD230P

DeLonghi Tasciugo AriaDry DD230P

4.0 
Summary
$649RRP
Tim9 posts
 

Not removing much water at Temp 24 Relative Humidity 45 – DD230P DEL TASCIUGO ARIA DEHUMIDIFIER 30L I tried a DeLonghi Pump System Dehumidifier DD230P dehumidifier and sent it back because it was not… Read more

removing much water at 23C and 50% humidity.

After trying its replacement an Ausclimate 50L dehumidifier, which draws 1.5 times the power and does a little better in my 23C air conditioned house, I am switching back because of the Ausclimate is massively louder. It bothers my wife sleeping downstairs.

So now I have switched back to the DeLonghi which has various benefits: - massively quieter on 2 fan setting and quiet enough to sleep with on 1 fan setting - better quality - lighter to carry - controls are a little better showing current and target humidity at the same time - a continuous setting to always running - at higher humidity levels it performs well

negatives - need to press the pump button rather than automatic - removes very little water at 23C and below 50% humidity

Overall I am accepting that it is effective keeping me at or below 50% humidity which is my main objective.

Ionmax+ ED12

Ionmax+ ED12

No reviews
Summary
$1,800RRP
Dimplex GDDE25E

Dimplex GDDE25E

No reviews
Summary
Kogan SmarterHome 20L Dehumidifier

Kogan SmarterHome 20L Dehumidifier

No reviews
Summary
$429.99RRP
Dimplex GDDE50E

Dimplex GDDE50E

No reviews
Summary
$700RRP
Philips Series 5000 DE5205/70

Philips Series 5000 DE5205/70

3.0 
Summary
$849RRP
WarraNSW7 posts
 

Don't Waste Your Money – The Customer Satisfaction response from Philips when I complained about this product which was still under warranty in fact brand new, is nothing… Read more

short of appallingly pathetic. Don't waste your money in buying this product - there are other options. Sure this product does what it's supposed to do, it removes moisture from the atmosphere (in my daughter's room - she has a disability and wanted to improve the air quality) BUT it is almost impossible to be in the same room when the unit is working because it creates so much heat. Before turning it on the room temperature was 24 degrees Celsius, after only one minute the temperature had risen to 26 degrees and after 2 hours of use it had risen to a ridiculous 33 degrees - way too hot to be comfortable. As my daughter cannot drive I requested Philips to collect the unit for dispatch to an Authorised Repairer but Philips refused meaning I had to carry a 14 Kg item to and from the Repairer and I am well over 70. The repairer said that the high temperature was normal and within specifications. I asked Philips to refund my daughter's money but they have refused, their justification being that the unit meets all of the requirements of the ANZ Standards (whatever they might be). Nowhere in any of the advertising literature, nor on the Philips product website nor in the Owner's Manual is there any reference to the unit producing the kind of temperatures that have been recorded. In my opinion this product is not fit-for-purpose. I intend complaining to the State Dept. of Consumer Affairs and Fair Trading and may seek legal advice. There are numerous other complaints on the internet about this product producing excessive heat - check out this product review website:- https://www.appliancesonline.com.au/review/philips-de5205-70-series-5000-2-in-1-air-dehumidifier/

Philips Domestic Appliances
Philips Domestic Appliances    

Hi Warra, We are very sorry to hear… Read more (+2 replies)

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AusClimate Cool Seasons 🏆 2026

4.6 

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woman replacing water tank inside dehumidifier
A woman replacing the water collection tank inside a dehumidifier after emptying it.

What is a dehumidifier used for?

A dehumidifier is a household appliance that is designed to make air in your home less humid. It does this by using a built-in fan to suck air into the unit. Moisture is then removed using either a refrigerant compressor or a desiccant wheel. The dehumidified air is then released back into a room, often via an air filter that removes dust, pollen, mould spores and bacteria. This makes a dehumidifier great for mould.

The moisture extracted from humid air collects inside a dehumidifier's water tank, which needs to be removed and emptied when full.

Types of Dehumidifiers

Desiccant Dehumidifiers

Also called absorption dehumidifiers, these work by drawing air over a rotating desiccant wheel inside the appliance. The desiccant on the wheel absorbs the moisture. The desiccant is a drying agent such as silica gel (like in those little packets of gel balls you find in shoeboxes). The air that is vented into the room is drier, and the damp part of the wheel is also dried out using an internal heating element. Excess water is collected in the tank.

Due to the heating element in the dehumidifier, a desiccant dehumidifier can make a room around 10-12°C warmer than it was to begin with. As a result, they're better suited to cold climates.

Compressor Dehumidifiers

These are also named refrigerant dehumidifiers, or mechanical dehumidifiers. They draw in moist air and run it over refrigerated cooling coils. The coils separate water vapour into two parts, water and drier air. Drier air re-enters the room, and water is collected in the dehumidifier's water tank.

Since compressor dehumidifiers contain a refrigerant, they need to be colder than the temperature outside the unit to work effectively. That's why they are suited to hotter climates.

Which dehumidifier is better, compressor or desiccant?

FactorDesiccant dehumidifierCompressor dehumidifier
ClimateBetter for cold, damp climates consistently under 20°C - but they can still operate in both hot and cold climates effectively.Suitable for hot, humid climates with above-20°C temperatures.
TemperatureWarms up the room temperature by 10-12°C.Makes air around 1-2°C warmer.
BuildSmaller, lighter and easily portable (the wheel and heater are typically lighter than a compressor).Bulkier and heavier, due to the compressor.
SizeCorrectly sized and cost-effective for smaller rooms.More options for larger rooms and open-plan spaces.
Noise levelQuiet than compressor models, starting at around 35dB.Noisier to operate, typically starting at 50dB.
AvailabilityLess commonly available to buy.Many more compressor models on the market.

Other factors to consider when buying a dehumidifier

Size

Dehumidifier manufacturers will state the right room size for a particular model, in square metres or cubic metres (which is a more accurate measure if your room has high ceilings). It’s advisable to measure your room to make sure a dehumidifier is the correct size. It’s better to get a dehumidifier that’s slightly larger or overpowered, rather than underpowered.

The size of a dehumidifier also affects its water removal rate. As an example, here are the sizes of Ausclimate dehumidifiers. Ausclimate currently takes out all Top 5 spots in the Dehumidifiers category on ProductReview.com.au.

Dehumidifiers Size Guide

  • Small: 12-16 L (For rooms 20-25m²)
  • Medium: 20-25L (30-38m²)
  • Large: 35 - 50 L (50msq-105m²).

Ease of use

This is influenced by a number of factors, including:

  • Portability: How heavy is the dehumidifier? If it’s a larger model, make sure it’s a portable dehumidifier equipped with castor wheels and a carry handle so you don’t strain your back.
  • The water tank: Check how easy this will be to empty and to clean, especially if the tank is small and you have to do it frequently.
  • Air purifying filters: These should also be easy to remove and clean, as a clogged filter can affect air quality and the overall appliance performance. Washable filters are convenient and cost-effective.
  • Controls: All controls should be clearly labeled and easy to navigate through.

Price

Dehumidifiers range in price from around $200 - $1, 000. On the lower end of the spectrum you’ll find small desiccant dehumidifiers, and on the more premium end, large compressor models.

The initial investment in a dehumidifier can seem expensive. It’s worth noting though that if you live in a high-humidity climate, a reliable dehumidifier can save you time and money in the long-run; avoiding problems caused by mild damp, mould, and mildew... and sometimes even your sheets being so soaked you can’t get into bed.

Features

  • Humidistat: This lets you set a target for the humidity level. The optimum humidity level in a room is 50%, but anywhere between 40-60% is healthy.
  • Water tank: A small water tank can be around 2 litres; a medium-sized one 4 litres; while larger model is 8 litres or so. Its size determines how frequently you’ll need to empty the tank before the dehumidifier can continue running.
  • Continuous drainage: This feature uses a hose to convey condensed water straight into a drain, rather than into the water tank. It’s handy if you’re using the dehumidifier mainly in one room, or for extended periods of time.
  • Filters: Most dehumidifiers have air filters for trapping airborne contaminants, and some premium models have UV filters for removing bacteria. This makes them work like a dehumidifier and air purifier in one.

Do dehumidifiers help with flooding?

When a dehumidifier can help with flooding

  • You’ve had the water pumped out of your house using a water extraction service or system.
  • You've had a water leak, and have identified and patched up the source of the leak.
  • A dehumidifier can remove moisture lingering in the air, even after flood water has been removed. If light moisture has collected on drywalls, wood, and is on the surfaces of carpets and walls, a dehumidifier can remove it.

When a dehumidifier can't help with flooding

A dehumidifier unfortunately can't do the following:

  • Stop flood water from entering a house.
  • Prevent water leaks from happening.
  • Remove dampness if carpets or furniture are already severely water damaged.
  • Get rid of rising damp, or moisture that’s seeped into the foundations of a building.