Guide
Window Guards vs. Window Security Bars
Understanding the difference — and choosing the right product for child safety, burglary prevention, or both.
Updated: May 2026 · Marcus Reid · IDA Certified Security Consultant
In New York City alone, children fall from windows at a rate of 30–50 per year — almost entirely from unguarded upper-floor windows. NYC's Children Can't Fly program, launched in 1976, demonstrated that mandatory window guard installation reduced child window falls by over 96%in covered buildings. The program saved an estimated 50 lives per year in the city alone. The rest of the country doesn't have a mandate — which is why falls still happen.
The confusion between “window guards” and “window security bars” is a real problem — parents sometimes buy a security bar thinking it will protect their child from falls, not realizing the products have different engineering requirements. This guide clarifies both.
The terms “window guard” and “window security bar” look interchangeable in a Google search. They're not. One is engineered to resist outward pressure from a child's body weight. The other resists inward force from a forced entry attempt. If you need both, you need a product designed for both.
Quick Answer
Window guards vs. window security bars:Window guards are designed to prevent children from falling out of windows — they resist outward/inside-out pressure and require adult-operable quick-release. Security bars are designed to prevent unauthorized entry — they resist exterior force and require quick-release on bedroom windows (IBC §1030). The products look similar but serve different primary functions. SWB's Model A/EXIT functions as a compliant security bar with egress capability, serving both goals in many (but not all) jurisdictions.
IDA Certified Security Consultant · 12 years residential/commercial security specification in NYC, Chicago, and Los Angeles. Over 2,400 properties assessed.
What the Law Actually Requires
Window guard requirements vary dramatically by jurisdiction. New York City is the strictest: under the Multiple Dwelling Law and NYC Health Code §131.15, landlords must install window guards in any unit where a child under 10 resides or is regularly present — upon request. The guard must be an approved MDL-certified device capable of withstanding 150 lbs of outward force without the child being able to open it, but operable by an adult in an emergency.
Outside NYC, most states and municipalities rely on voluntary compliance and building code recommendations rather than mandates. The International Building Code (IBC) addresses egress requirements for security bars but doesn't specify child guard standards for residential construction. This regulatory gap means millions of upper-floor windows lack any protection in homes with young children.
For homeowners (rather than landlords), the decision is usually voluntary — and the question is which product actually meets both needs. A pure child safety guard is not engineered to stop a forced entry. A security bar without proper quick-release engineering could trap a child in a room during a fire. The overlap zone — products that work for both — requires careful product selection.
See our full burglar bars guide for security-specific product selection, and our installation guide for egress compliance during install.
The Key Difference
Same Look, Different Purpose
Window Guards
Primarily designed to prevent children from falling out of windows. Typically required to withstand pressure from the inside (a child leaning against them) and must have a quick-release for adults in emergencies.
Window Security Bars
Designed to prevent unauthorized entry from outside. Must withstand exterior force, and bedroom bars must have quick-release for occupants to escape.
The products look similar, but the engineering priorities are different. In common usage, the terms are often used interchangeably — which creates confusion.
When You Need Each
Choose the Right Product
Window Guards
Child Safety- →Children under 10 in household
- →Upper-floor windows (2nd+ floor)
- →NYC mandatory requirements
- →Child fall prevention primary concern
Security Bars
Burglary Prevention- →Ground floor burglary prevention
- →Any floor security concern
- →Accessible windows
- →Both entry prevention + egress safety
Feature Comparison
SWB Solution
SWB Bars as Combined Safety Solution
SWB Model A/EXIT serves as both a security bar and a compliant egress device. The quick-release mechanism that allows occupants to escape in emergencies also ensures that adults can respond to child safety situations quickly. Many families use Model A/EXIT on windows in rooms where children sleep — providing both security and egress compliance.
Note: SWB bars are security products, not certified child safety window guards. For NYC Multiple Dwelling Law compliance (which requires specific child guard certifications), verify with the product specifications or contact us for guidance.