A casement window is side-hinged and opens inward or outward, typically operated by a gearbox handle mechanism. It offers excellent ventilation and, when fully open, an unobstructed view with no sightline obstruction.

BOYCE’s aluminum casement windows are engineered for thermal performance — a tight seal when closed reduces energy loss. This window type is widely used across residential and commercial buildings, from single villas to full apartment complexes.