If you keep a duvet cover on the duvet, you’ll rarely need to clean the duvet itself. You should wash the cover as often as you change your sheets. It’s usually recommended that when necessary, you wash your duvet in a large commercial washing machine. Dry a duvet using the gentle heat setting on the dryer.Click to see full answer. Similarly, it is asked, can you wash a duvet?Your duvets and pillows can be hand or machine washed. Place the duvet into a large machine with a small amount of mild liquid washing detergent and wash on a warm, gentle cycle so as not to stress the seams. Make sure the duvet is completely dry before you put it back on your bed.Also Know, how often should you wash a duvet cover? Here’s the good news: A duvet cover should be washed once a month, but duvets themselves can go an impressive five to 10 years without needing to be cleaned. Secondly, can you wash a duvet and cover together? If your duvet has a cover, remove it and wash it separately. Usually the cover can be washed and dried in a regular capacity washer and dryer. Be sure to check the instructions on your duvet cover’s tag. Do not wash your duvet with the cover still on it.Can I wash a duvet in a 8kg washing machine?Yes you can wash a double duvet in a 8kg washing machine, you could even wash a queen sized duvet in a 8kg washing machine.