It is almost not possible for you to build a house which is over 5000 ST anymore without including a multi or a pocket slide doors. This is once luxury but now it's almost a requirement. Since this being the case almost most of the consumers want to update their existing home with these products. Popularity of the pocket sliding glass door is no doubt denied so the best way to describe these products would be in terms of pro's and con's. And after this you yourself can decide whether the decision is right for you or not.
Con's may be poor energy efficiency, usually these kinds of doors are such large openings that they need to aluminum made to be able to make such large openings. And it is very well known that aluminum is not energy efficient. These are difficult to install too. You need to hire a licensed contractor to install these doors and also for installation it requires industry trained persons. Cost factor also cannot be ignored in this case. The pocket sliding glass doors are quite expensive. Theses glasses are three times bigger than the normal one.
Pro's of these doors are it gives a dramatic effect to your house, no other door would give your house such a dramatic effect on design, and also improves look, feel and design of a house. These doors are said to be best space creators as these doors open inside out creating a space between the lines. These glasses disappear into the wall so you doubled the space to your living room without actually adding any space. These pocket sliding glass doors also have this special feature of automation where you can set them up with a motion sensor so when you walk towards the door they open automatically for you and for your guests when you are entering. And this feature can also be disabled when the need is no longer required.