Make your own styrofoam archways, or take the easy route with ready-to-use kits. Grab a pre-made arch (such as this drywall kit from theSimpleARCH), and you can seamlessly integrate a rounded ...

Related: Woman Transforms Boring Hallway With Simple DIY Board and Batten ... Alaina appears to be using their Universal Arch Kit, which only costs $34.95. Their kit also comes with tons of ...