By: Ruthie Helms
As code experts, one of our primary responsibilities is identifying conditions that may pose a risk to occupants. While many homeowners focus on roofs, electrical systems, and foundations, glass safety is often overlooked, despite being a common source of serious household injuries.
Millions of people are injured by glass annually, with 2.5 million glass table injuries alone reported yearly in the U.S., leading to severe lacerations, organ damage, and even death, especially among young children and adults, while automotive glass also causes significant fatalities through ejection, highlighting risks from both furniture and vehicle windows.
Glass is used extensively in modern homes—windows, doors, shower enclosures, and furniture. When the wrong type of glass is installed in the wrong location, the results can be severe, especially for children and older adults.
Understanding the Difference in Glass/Glazing Types
According to The Code Pros, not all glass is created equal, and the way glass fails is critical to understanding the risk. Glass (Glazing) must be labeled “CPSC16 CFR 1201” or “ANSI Z97.1” as appropriate.
Untempered glass, still commonly found in older homes and in many glass tables, breaks into large, sharp shards capable of causing deep lacerations. Unlike doors and certain windows, glass tables are not regulated by building codes, even though they account for an estimated 320,000 injuries annually.
Tempered safety glass, which is required in specific hazardous locations, is heat-strengthened to improve safety. When broken, it crumbles into small, dull fragments that greatly reduce the likelihood of serious injury. However, tempered glass still separates and falls apart when it fails. Injuries can still occur with tempered glass.
Impact-resistant glass (Hurricane Glass) provides the highest level of protection. This glazing system combines tempered glass with a strong plastic interlayer that holds broken pieces in place. Even after impact, the glass remains intact, reducing the risk of injury and maintaining a barrier between people and the opening.
Why this Matters in Everyday Living
From a Code Pro Resources standpoint, many injuries occur not because a home is poorly maintained, but because building codes establish minimum requirements, not best practices.
I have personally investigated an incident where code-compliant glass caused severe injuries. In one case, a small child sitting in a highchair used a dining table for leverage and pushed himself f backwards through a dining room window that was not required to be tempered. While the installation met code at the time, the outcome resulted in traumatic injuries.
These situations reinforce an important point for homeowners: code compliance does not guarantee safety.
Common Areas of Concern Found During Inspections
During a typical home inspection, glass-related safety concerns may include:
What the Building Code Requires
The International Residential Code (IRC) and the International Building codes identifies certain hazardous locations where protection is required. Safety glazing must also be properly identified with a permanent manufacturer’s marking or approved label, typically etched in the glazing and visible after installation.
Recommendations for Homeowners
The Code Pros encourage homeowners to look beyond minimum code requirements and consider practical safety upgrades, especially in homes with children, pets, or high-traffic areas.
Recommended safety improvements may include:
These upgrades are not always required, but they can significantly reduce the risk of injury and improve overall home safety. Several manufacturers make a film for existing glazing, especially for doors – that comply with code requirements.
Final Thoughts from The Code Pros
Glass-related injuries are far more common than most homeowners realize, and many occur in places that technically meet code standards. From an inspection perspective, the goal is not simply to identify defects, but to help homeowners make informed decisions about risk, safety, and prevention.
When it comes to glazing, choosing safer materials—particularly tempered or impact-resistant glass—can protect your family long after the inspection is complete.
Safety isn’t just about meeting code. It’s about protecting the people who live in the home. For more information on Safety Glazing, contact The Code Pros at www.thecodepros.com
