Glass Stress Crack Work

Location: Stress cracks almost always start at the very edge of the glass, tucked under the window sash or frame.

Stress cracks are generally categorized into three distinct origins, each leaving a unique forensic signature. glass stress crack

You can distinguish a stress crack from an impact crack by looking at the point of origin. Location: Stress cracks almost always start at the

While temperature is the trigger, several factors can make your windows more vulnerable: While temperature is the trigger, several factors can

A glass stress crack (often called a thermal stress crack) is a fracture that occurs without physical impact, typically caused by internal tension from rapid temperature changes or structural pressure. Unlike impact cracks, which usually radiate from a central point of contact, stress cracks typically start at the edge of the glass and snake inward in an irregular pattern. Pella Windows +2 Common Causes Stress cracks occur when the glass expands or contracts beyond its physical limits. hotset Temperature Extremes

While a stress crack might look like a manufacturing defect, it is usually a result of environmental conditions. By managing how heat interacts with your windows, you can protect your glass and maintain the integrity of your home's envelope.