Do Casement Windows Seal Better Against Wind-Driven Rain in Brandon FL?
Why Casement Windows Often Handle Wind-Driven Rain Better The basic reason is simple, casement windows close by compressing the sash tightly against the frame, and that compression helps block rain that is being pushed sideways by wind. That matters because wind-driven rain is not the same as ordinary rainfall, it hits the glass, frame, and seals under pressure. A casement window swings inward or outward and locks down tightly, which creates even compression around