Washable duvet: Which materials are machine washable?

Short answer: Yes, most modern duvets are washable — but not all at the same temperature. Down duvets can tolerate 40–60 °C on a delicate cycle. Feather duvets are washable at 60 °C. Primaloft duvets can be washed at 60 °C and tumble dried. Tencel down duvets should be washed at a maximum of 40 °C. All BEFA duvets are machine washable — a conscious quality feature of our production.

After the second winter at the latest, the question arises: Can I wash my duvet in the washing machine? The honest answer: It depends. Not every material can withstand the same temperature, not every duvet fits into every machine, and if washed incorrectly, even a high-quality down duvet will permanently lose its loft.

Many consumers shy away from machine washing and instead take their duvet to the dry cleaner. This is expensive (20–35 euros per wash) and often unnecessary. Because a well-constructed duvet is designed for regular washing — if you know how.

At BEFA in Limburg, we have been designing every duvet to be machine washable since 1994. This concerns the choice of filling, the density of the casing, the quilting, and the seams. In this guide, we explain which materials can withstand which temperatures — and why washability is a true quality feature.

Last updated: April 11, 2026

Why washability is a quality feature

During sleep, the human body loses about 0.5 to 1 liter of moisture every night — through sweat, breath, and imperceptible water loss through the skin. Some of this ends up in the duvet. Over weeks and months, moisture, skin flakes, body oils, and dust mite allergens accumulate in it.

Regular airing helps but does not replace washing. Only at temperatures of 60 °C or higher are dust mites reliably killed. At 40 °C, sweat residues and body oils are removed, but mites may partially survive.

Not every duvet survives the washing machine unscathed. Cheap quilting tears, thin casing fabrics allow filling to escape, and inferior down permanently clumps together. Washability is therefore not a standard — it is the result of thoughtful design.

Which material tolerates which temperature?

Down duvets (90% or 60% down)

High-quality down duvets are washable at 40 to 60 °C. The casing is crucial: a tightly woven cotton batiste with a thread count of 120 threads/cm² or more (according to DIN EN 12132) prevents down from pushing through the fabric during washing.

The quilting must be designed so that the down stays in its chambers. At BEFA, we use internal baffles — fabric strips that connect the top and bottom of the duvet, forming closed chambers. This prevents the filling from shifting during use or in the washing machine.

Use a mild delicate detergent without fabric softener. Fabric softener clogs the fine down barbs and destroys the loft. A splash of vinegar in the fabric softener compartment softens the down without damaging it. More on this in our guide Washing a down duvet.

Feather duvets (90% feathers)

Feather duvets are robust and can easily tolerate 60 °C. Feathers are more resilient than down and clump less quickly. Therefore, feather duvets are particularly suitable for households that want to wash their duvet frequently.

Important: After washing, feather duvets must dry completely. Residual moisture inside leads to odor formation. Tumble dry at a low temperature and add two to three tennis balls — they fluff up the feathers and prevent clumping.

Primaloft Bio duvets

Primaloft is the easiest material to care for: 60 °C wash temperature, tumble dryable, quick-drying. The synthetic microfiber does not clump, does not lose its loft, and is ready for use again immediately after washing.

For allergy sufferers, this is a decisive advantage: they can wash the duvet every four to six weeks at 60 °C, reliably killing dust mites. Learn more about allergy-friendly duvets in our NOMITE guide.

Tencel-Down Duvets

Tencel (Lyocell) is a natural fiber made from eucalyptus wood, developed by Lenzing AG. The Tencel cover is more delicate than cotton and should be washed at a maximum of 40 °C on a delicate cycle.

While the down filling inside can tolerate higher temperatures, the Tencel fabric would shrink at 60 °C. Therefore, stick to the 40-degree limit — which is perfectly sufficient for regular care.

Goose down duvets

Goose down is larger and more robust than duck down. Duvets with 90% goose down can withstand 60 °C and recover faster after washing — the larger down clusters more quickly return to their three-dimensional structure. Read more about the difference in our article Goose Down vs. Duck Down.

Comparison table: Washing temperatures at a glance

Material	Max. Temperature	Wash Program	Tumble Dryer	Detergent	Washing Frequency
Down 90 %	60 °C	Delicate cycle	Yes, low temp.	Delicate detergent	2–3× / year
Down 60 %	60 °C	Delicate cycle	Yes, low temp.	Delicate detergent	2–3× / year
Goose Down 90 %	60 °C	Delicate cycle	Yes, low temp.	Delicate detergent	2–3× / year
Feathers 90 %	60 °C	Normal cycle	Yes, low temp.	Heavy-duty detergent	2–4× / year
Primaloft Bio	60 °C	Normal cycle	Yes, all temp.	Heavy-duty detergent	4–6× / year
Tencel + Down	40 °C	Delicate cycle	Yes, low temp.	Delicate detergent	2–3× / year

What washing machine do you need?

The biggest hurdle when washing a duvet is not the temperature — it's the drum volume. A compressed duvet in a too-small machine will not get clean because the water cannot penetrate the filling.

Rule of thumb by duvet size:

• 135×200 cm: Minimum 7 kg drum volume
• 155×220 cm: Minimum 8 kg
• 200×200 cm and larger: Minimum 9 kg, preferably 10 kg
• Oversizes (240×220): 10+ kg or laundromat

If your machine is too small, use a laundromat with large machines. Most laundromats have machines with 12–18 kg capacity — more than enough for any duvet. Tips on the right size can be found in our Size Guide.

Step by step: How to wash your duvet correctly

Before washing:

1. Check care label — the manufacturer's maximum temperature applies
2. Inspect duvet for damage: open seams, holes, thin areas in the fabric. Filling will escape through damaged areas
3. Place duvet loosely in the drum — do not stuff. It must be able to move freely

Washing process:

1. Measure detergent (less than for normal laundry — too much soap is hard to rinse out)
2. No fabric softener — clogs down and reduces the absorbency of natural fibers
3. Maximum 800 rpm spin — higher speeds can stress quilting seams
4. Optional: Program a second rinse cycle to ensure all detergent residues are rinsed out

Proper drying — the crucial step

Most washing mistakes happen not during washing, but during drying. A duvet that remains damp inside will develop a musty smell within 24–48 hours. With down and feathers, residual moisture can even lead to mold growth.

In the tumble dryer (recommended):

• Low temperature (delicate cycle)
• Add two to three clean tennis balls or dryer balls — they fluff up the filling and prevent clumping
• Down duvets need 2–3 cycles in the dryer. Take them out in between, shake them up, and check if the core is still damp
• Primaloft dries in one cycle

Without a dryer:

• Lay flat on a clothes horse (do not hang — wet filling sags downwards due to its own weight)
• Turn and shake every 2–3 hours
• Allow for 2–3 days of drying time. Best done in summer with an open window

How often should you wash your duvet?

The washing frequency depends on three factors: your perspiration habits, whether you use a duvet cover, and whether you are an allergy sufferer.

With duvet cover (Standard):

• Healthy sleepers: 2–3 times per year (typically: spring and autumn when changing duvets)
• Heavy sweaters: 3–4 times per year
• Allergy sufferers: Every 6–8 weeks at 60 °C

Without duvet cover:

• Every 4–6 weeks, as sweat and skin flakes get directly onto the ticking

Between washes, daily shaking and airing are sufficient. In the morning, pull back the duvet and leave the bed open for at least 30 minutes before making it. This allows residual moisture from the night to evaporate.

What makes a duvet washable

Not every duvet is designed for the washing machine. Three factors determine whether a duvet will survive washing:

1. The Ticking

The cover fabric must be dense enough to retain the filling, but permeable enough for water and air. High-quality ticking has a thread count of at least 120 threads per square centimeter. At BEFA, we use cotton percale according to Oeko-Tex Standard 100 — tested for harmful substances and skin-friendly.

2. The Quilting

The quilting secures the filling and prevents slipping. For down duvets, box quilting with baffle walls is the gold standard: closed chambers keep the filling in place — even at 800 revolutions in the washing machine. Learn more about materials in the guide Summer duvet: Which material cools best?

3. The Seams

Double safety seams with reinforced corners are mandatory. Simple seams can open under mechanical stress in the drum. A quality feature: piping (bound edges) on the edges of the duvet additionally protects the seam.

Frequently Asked Questions

Can I wash every duvet in the washing machine?

No. Always check the care label. Duvets with silk or cashmere fillings are often only dry cleanable. Down, feather, Primaloft, and microfiber duvets are generally machine washable if the construction is correct. All BEFA duvets are designed for machine washing.

Which detergent is suitable for down duvets?

Use a mild fine detergent without optical brighteners and without fabric softener. Special down detergents are an option but not strictly necessary. It is important not to use fabric softener — it glues the down barbs together and permanently destroys the loft.

Do I have to tumble dry my duvet?

For down and feather duvets, tumble drying is strongly recommended. These duvets dry so slowly in the air that mold can form inside. Primaloft and microfiber duvets also dry well in the air, but the dryer significantly speeds up the process.

What does "washable at 60 °C" mean for allergy sufferers?

House dust mites reliably die at a temperature of 58 °C. A duvet washable at 60 °C can therefore be completely freed from mites and their allergens. At 40 °C, dirt is removed, but mites partially survive.

How do I prevent down from clumping when washing?

Three measures: First, leave enough space in the drum (at least 7 kg capacity for 135x200). Second, select a low spin speed (max. 800 rpm). Third, add tennis balls to the dryer to fluff up the down.

Can a duvet be damaged by frequent washing?

Yes, if the workmanship is inferior. Cheap quilting seams open, thin ticking lets filling through, inferior down does not recover. For high-quality duvets with reinforced seams and dense ticking, regular washing (2-4 times a year) is not a problem — on the contrary, it maintains hygiene and extends the service life.

May I use fabric softener for duvets?

No — for no material. For down and feathers, fabric softener destroys the natural structure and glues the fine barbs. For Primaloft and microfiber, it reduces moisture absorption. If you want to make the duvet softer, add a dash of white household vinegar to the fabric softener compartment.

Are all BEFA duvets washable?

Yes, without exception. Every BEFA duvet — whether down, goose down, feathers, Primaloft or Tencel — is machine washable. We deliberately design our duvets for wash resistance: reinforced seams, densely woven ticking, box quilting with baffle walls. This is a conscious quality feature — not all manufacturers offer this.

Our washable duvets