Thermally Broken Windows: The Aluminum Frame Spec That Actually Matters
The Thermal Break Is the Aluminum Window Spec That Separates Value From Regret Aluminum is a near-perfect window frame material until heat enters the conversation. It is strong, slim, stable, recyclable, and capable of supporting glass sizes that would make vinyl frames flex and timber frames bulky. Those advantages explain why aluminum dominates modern residential and commercial window systems. Its weakness is just as clear: aluminum conducts heat extremely well. That strength in cookware, heat sinks, and engine components becomes a liability at the edge of a living room window. A standard aluminum frame can act like a metal bridge between outdoor weather and indoor comfort. ...