The Curtain Single Window is a Wall Cover that serves as decoration and to raise a room's SLVL for Pixpets on Hoards and is available in multiple colors.
How to Obtain
Curtain Single Windows can be found inside Capsules obtained from hoards by pixpets with a matching color and WU range. Using a Decorative Item Potion and/or a Item Rarity Excluder of the appropriate grade can increase the chances of finding some.
Trivia
Origin
The Curtain Single Window was added to the site on Jan 23rd, 2019.[1]