Without an external air vent, rule out vented tumble dryers: according to UFC-Que Choisir, a condenser dryer can work without this connection. If you dry laundry often and have enough room, consider a separate heat-pump tumble dryer. If there’s no space for two appliances, a washer-dryer saves you from needing a second machine, but its drying capacity is lower than its washing capacity. In all cases, check the installation and maintenance requirements for the model you choose.
Who are these options for?
Households that dry laundry often
If drying clothes on a rack is difficult day to day and you have room for a second appliance, consider a separate heat-pump tumble dryer. UFC-Que Choisir notes that these use less electricity than standard condenser models. You’ll still need to check the space available and the installation requirements.
People living in smaller homes
If there’s only physical space for one appliance, a washer-dryer combines washing and drying. However, check how much laundry you want to dry in one go: UFC-Que Choisir points out that drying capacity is lower than washing capacity.
Households with a room that has specific constraints
In a utility room, bathroom or kitchen without an external vent, the drying type alone won’t tell you whether the appliance can be installed there. Check the space available, including with the door open, the permitted ambient temperature and access to the parts that need maintenance, against the manual for the model you’re considering.
How do the options compare?
To dry laundry in a home without an external vent, start with the space you actually have. Then weigh up how often you’ll dry clothes, electricity use and any restrictions in the room.
Heat pump
Worth considering: if you dry laundry regularly and can install a separate tumble dryer. UFC-Que Choisir reports that these use less electricity than standard condenser models.
Bear in mind: check the programme duration and installation requirements for the specific model.
Standard condenser dryer
Worth considering: if you have room for a separate tumble dryer without an external air connection.
Bear in mind: UFC-Que Choisir reports that these generally use more electricity than heat-pump models.
Washer-dryer
Worth considering: if your home can’t accommodate a separate washing machine and tumble dryer.
Bear in mind: according to UFC-Que Choisir, drying capacity is lower than washing capacity, so you may need to split a full wash load before drying it.
| What matters to you |
What to check |
Who this matters to |
| Electricity use and frequent drying |
Compare energy consumption in kWh per 100 cycles and the stated programme duration at a similar capacity. |
If you need to dry laundry often, keeping electricity use down becomes the main priority, even if the programme takes longer. Around 40% of consumers are said to prioritise energy consumption. |
| Space for the appliances |
Measure the space and door clearance. For a washer-dryer, check the washing and drying capacities separately. |
If there’s no room for a second appliance, combining washing and drying may matter more than drying a large load without removing any items. Space is said to be the priority for around 40% of consumers. |
| Installation and maintenance |
Check the manual for the permitted temperature, access to the filters and how condensed water is handled. |
In a room with limited space, being able to open the appliance and reach the parts that need maintenance could determine your choice. Around 20% of consumers are said to put whether the appliance suits the room first. |
What to avoid before you buy
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Choosing a vented model when there’s no external vent
A vented tumble dryer needs a suitable connection to the outside, so it won’t work for a home with this restriction. UFC-Que Choisir distinguishes vented appliances from condenser models on this basis.
Check the stated drying type, then read the installation requirements in the manual for the model you’re considering.
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Looking only at a washer-dryer’s washing capacity
The machine may be able to wash more laundry than it can dry in a continuous wash-and-dry cycle. For example, Bosch lists a 9 kg washing capacity and a 6 kg wash-and-dry capacity for the WNG24402FR.
Choose based on how much laundry you need to dry in one go, not just the washing capacity.
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Measuring the space without allowing for the open door
An appliance may fit in its space but still be difficult to load or maintain if there isn’t enough room to access the door, filter or water container.
Measure the clearance with the door open and check which parts the manual says you’ll need to access regularly.
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Planning to stack appliances without checking the kit
Two appliances having the same apparent width doesn’t necessarily mean they can be safely stacked. Bosch’s manual for the WTX87K90FR requires a suitable stacking kit for this installation.
Before stacking your appliances, check their manuals to confirm that the models and the kit you plan to use are compatible.
You may need to buy a compatible kit as well as the two appliances.
Brands to consider by model
The specifications below apply to specific models and don’t necessarily apply to every appliance from the same brand.
Bosch
Models to compare if you’re considering a separate heat-pump tumble dryer or a washer-dryer.
- Bosch lists a 9 kg capacity and a self-cleaning condenser for the WQG2450SFR tumble dryer.
- The WNG24402FR washer-dryer is listed with a 9 kg washing capacity, but a 6 kg wash-and-dry capacity.
Electrolux
Model specifications that let you check operating conditions and maintenance requirements before deciding where to install the appliance.
- Electrolux lists an 8 kg capacity and an operating temperature range of 5 °C to 35 °C for the EW6HI6284BN tumble dryer.
- This temperature range applies to this model only. Check the range for the model you’re considering and the room where you plan to use it.
LG
Separate models and heat-pump washer-dryers to help you weigh up the space they take up against their drying capacity.
- LG describes the RP8050WH tumble dryer as an 8 kg heat-pump model.
- For the F164HP2WST washer-dryer, LG lists an 11 kg washing capacity and a 6 kg drying capacity. Don’t use the washing capacity alone to work out how much laundry it can dry.
Tumble dryers selected on Joybuy
These four models are for anyone looking for a separate tumble dryer for a home without an external vent. Three are listed as heat-pump models and one as a condenser model. Before choosing, compare their specifications with the space available and how often you’ll dry laundry.
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Hotpoint CHD84MWBSEE, heat pump, 8 kg
Worth considering if you have room for a separate tumble dryer and want to dry laundry regularly without an external vent. The stated capacity is 8 kg. Check this model’s electricity use, dimensions and operating temperature to make sure it’s suitable for your installation.
View on Joybuy
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Electrolux EDH1018CD GentleCare, condenser, 8 kg
Consider this condenser model if you have room for a separate tumble dryer but can’t install a vent to the outside. Its stated capacity is 8 kg. Compare its electricity use and check the installation and maintenance requirements for this specific model.
View on Joybuy
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Comfee CD08EHP05W-HR, heat pump, 8 kg
Another heat-pump model to consider if you want a separate tumble dryer without an external vent. Its stated capacity is 8 kg. Compare its energy use, dimensions and maintenance requirements with those of the other models you’re considering.
View on Joybuy
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Comfee CD10EHP05W-HR, heat pump
This heat-pump model could be one to consider if you’re looking for a separate tumble dryer without an external vent. However, its product information gives conflicting capacities of 8 kg and 10 kg. Confirm the capacity of the model being sold before deciding whether it suits your laundry loads.
View on Joybuy
Frequently asked questions
Does a heat-pump tumble dryer need an external vent?
No. According to UFC-Que Choisir, condenser tumble dryers, including heat-pump models, can be installed without an external air connection. However, check the other installation requirements in the manual for the model you choose.
Can a heat-pump tumble dryer work in a cold utility room?
The permitted temperature depends on the model. Electrolux lists an operating range of 5 °C to 35 °C for the EW6HI6284BN. Compare the temperature in your room with the manual for the appliance you’re considering; don’t assume this range applies to another model.
When should I clean the filter and condenser?
Follow the instructions for your model. Electrolux says to clean the filter after every cycle on the relevant appliances and, where the condenser is accessible, to check it at least once a month.
Can I put the tumble dryer on top of my washing machine?
Only if the two appliances and the stacking kit are compatible according to their manuals. For the WTX87K90FR, Bosch requires a suitable stacking kit. Don’t assume the appliances are compatible just because they have the same width.
Can a washer-dryer dry a full load straight after washing it?
Not always: UFC-Que Choisir says drying capacity is lower than washing capacity. For example, Bosch lists a 9 kg washing capacity and a 6 kg wash-and-dry capacity for the WNG24402FR. If you’ve washed more than 6 kg, you’ll need to reduce the load before running a continuous wash-and-dry cycle.