As the name implies, they open on the side and are operated by crank or lever. In addition to offering superior ventilation, they are also very energy efficient, reducing energy costs and helping people live more sustainably. Casement windows are a great choice for those who want to keep their homes secure. The high level of security that they provide is one of the most important benefits of this type of window.

One of the most important facts about casement windows is the safety aspect. Because they have fewer moving parts, casement windows are harder to break. Because they cannot be unlocked from the outside, burglars would have to smash the windows several times to get them open. Besides being easy to operate, casement windows are a great choice for children's bedrooms. They are easier to access from hard-to-reach locations.