Make a pocket door like this and put photographs over glass panes for now when it's a bedroom then remove later.
under cabinet plugs Kitchen Craftsman with corner sink counter lighting…
French doors for Master Bedroom
Kitchen with exposed brick wall
Love the colour (Farrow & Ball's French Gray No.18) but also the side windows to allow more light in.
Kitchen sink. Styled by Chelsea Fuss, photographed by Lisa Warninger.
http://www.housemaintenanceguide.com/residentialpatiodooroptions.php has some information on the types of patio doors that can be installed in the home.
French doors between the dining room and patio. They let so much light in and are perfect for summer entertaining.
These are from Todds Doors - could use but if we had space build the surrounding panels
Sliding barn doors