DIY industrial double conduit curtain rod - Sincerely Saturday <<< except I would add in a union so I could easily disconnect part to add in my curtain rings.
Could possibly use two sets of comand hooks to hand sheers and curtains in a rental house. The sheer rod would hide behind the curtains STORSLAGEN Double curtain rod set - IKEA
Get a double curtain rod and hang a heavy fabric on the outside — I like to use kantha quilts as black-out curtains," she says. " Then hang a romantic voile or linen on the inside for daytime privacy.