Can you wash a duvet cover with sheets?

It's better to wash separately. The large cover can tangle around sheets, preventing proper cleaning.

How do you keep a duvet from bunching inside the cover?

Use the corner ties inside the cover. If there are none, sew or clip corner ties yourself. Also try the burrito roll method.

Yes, on the appropriate heat setting for the fabric. Iron while slightly damp for best results. Linen covers look great with light ironing.

In many European-style bedding setups, yes. Wash it weekly since it's your only layer between you and the comforter.

Bedroom

We spend a third of our lives in bed. A clean duvet cover means better sleep and fewer allergens. Here's how to clean yours.

1
Remove the duvet insert
Take the comforter or duvet insert out of the cover. Close the cover's buttons, zippers, or ties.
2
Turn inside out
Turn the duvet cover inside out to protect the outer fabric and colors during washing.
3
Wash on gentle
Wash on gentle cycle with cold or warm water and Power Wash detergent. Don't overload the machine.
4
Dry and reassemble
Tumble dry on low or medium heat. Remove promptly to prevent wrinkles. Reinsert the duvet while slightly damp for easier assembly.

TIPWash the duvet cover weekly or biweekly -- it protects your expensive comforter from body oils and dirt.
TIPThe burrito roll method makes reinserting the duvet easy: lay the cover inside-out, roll the duvet inside, then unroll while turning right-side-out.
TIPClose all closures before washing to prevent the cover from ballooning and tangling.

XWashing with the closures open, which causes the cover to balloon, tangle, and trap other items inside.
XUsing hot water on colored or printed covers, which fades colors and can cause shrinkage.
XWashing the duvet cover with the insert still inside, which prevents proper cleaning of either.

Every 1-2 weeks. It's your bedding's first line of defense against body oils and sweat.