
The IKEA BILLY bookcase is a furniture hacker fave, and for good reason. While there's a lot to love about this iconic flat-pack bookcase even in its simplest form, it's proven itself a versatile staple among the DIY community, especially when it comes to built-ins.
For bespoke open-shelving with practical storage, the BILLY really is your best friend, and no one knows that better than home renovator Rachael Young (@firsthouseonfinn). Faced with an empty wall and limited storage, she decided to use a budget-friendly IKEA hack to transform her front room. With four BILLY units, a lick of paint, and some MDF, she transformed her bookcases into built-in decorative arches that add a timeless touch to her space. Here's how she did it.