The most popular Egress windows on the market, the casement windows provide a generous amount of opening possibility as well as aesthetic appeal. These windows are also vastly popular because of their small size and affordability. Casement windows are also acceptable under the IRC 2015 Egress window code.
Casement windows are an attractive choice for homeowners for their energy efficiency as well as they are equipped with efficient compression seals and insulation. When open, they allow for generous breeze and sunlight to pass through them. The minimum open window space allowed by casement windows is 20” wide and 24” tall with total minimum opening of 5.7 square foot.
The advantages of choosing casement windows are smaller size and good insulation whereas the disadvantages are minimal if there are any.