When you’re replacing windows in Edmonton, one of the most common questions is: Should I go with sliders or casements? Both are popular, both can look great, and both can be energy-efficient — but they behave very differently  in real Alberta weather. At USEDWINDOWSDOORS , we install both styles all the time. Here’s the practical breakdown so you can choose the right one for your home (and budget). Quick definition Slider windows (gliders) A slider window has one or two sashe