In this blog:
Understanding how ultraviolet radiation penetrates standard household glass helps homeowners take practical steps to prevent indoor sun damage and skin aging.
- While ordinary window glass filters out most burn-causing UVB rays, deep-penetrating UVA rays can pass through easily, contributing to long-term skin damage, wrinkling, and premature aging.
- Variables like the sun’s angle, glass composition, and existing window coverings directly dictate how much harmful UV exposure reaches your home’s interior.
- Traditional coverings such as blinds, curtains, and aftermarket tint films provide temporary help, but they either block natural light or fail to completely stop UVA rays.
- Upgrading to multi-pane replacement windows featuring advanced Low-E microscopic coatings provides continuous, high-level UV protection without sacrificing natural daylight.
It’s easy to think that sunlight can only be dangerous when we’re outside. But the truth is, not all windows are actually foolproof when it comes to protection from the sun. Wondering if you can get a sunburn through windows or what precautions you should be taking for your skin? Here’s what you need to know and what windows can make the greatest difference.
Can You Get a Sunburn Through Windows?
The good news is that while it’s possible to get a sunburn through your windows, it generally doesn’t happen quickly. Your skin can still sustain damage over time, though.
There are two types of harmful sun rays to watch out for: UVB rays and UVA rays. Unless you have high-quality windows backed by top technologies, you likely don’t have peak protection from either.
UVB Rays
These rays are the main cause of burns and related conditions, like skin cancers. Fortunately, most windows will stop a majority of UVB rays.
UVA Rays
These rays can contribute to burns, but they’re also a leading cause of premature skin aging and wrinkling. Most windows are less effective at blocking UVA rays.
How Sunburn Through Windows Occurs
The Science Behind UV Radiation and Glass
Sunlight contains ultraviolet (UV) rays that are divided into three types: UVA, UVB, and UVC. Standard window glass is designed to block most UVB rays, which are primarily responsible for sunburn and skin cancer. However, UVA rays, which can penetrate deeper into the skin and contribute to premature aging and skin damage, can pass through ordinary glass.
Factors Influencing UV Penetration Through Windows
Factors such as the angle of the sun, the type of glass, and any existing window treatments affect how much UV radiation reaches you indoors. We’ll break down these factors and how they impact your exposure to harmful rays.
Common Myths and Misconceptions About Sunburn and Windows
Myth: All Windows Completely Block UV Rays
While many believe that windows fully protect against UV rays, standard window glass only partially blocks UVA rays. Understanding the limitations of your windows can help you take additional protective measures.
Myth: Tinted Windows Fully Protect Against UV Radiation
Window tinting can reduce the entry of UVA rays but does not eliminate them. We’ll discuss the effectiveness of different types of window tints and films in blocking UV radiation.
Effective Solutions to Prevent UV Damage Indoors
So, what solutions are available? When it comes to keeping safe from the sun, there are a few options to boost your defenses.
Use Window Blinds and/or Curtains
Both blinds and curtains can help limit dangerous UV rays. Just know that the level of protection offered can vary, so it helps to do research on what’s available. The downfall with even the best blinds and curtains, though, is that they won’t solve the core of your issue. As soon as you move your curtains or put up your blinds to enjoy your view or just take in some sun, UV rays will find their way in again.
Tint Your Windows With UV-Blocking Film
The right film for your windows can considerably boost their UV protection. Even with a degree of tint that’s barely noticeable, it’ll help them do a better job of protecting you. Just remember, though, that this a solution that you’ll need to apply yourself and potentially keep tabs on.
Replace Your Windows With Higher-Quality, UV-Ready Ones
The truth is, not all windows are equal. Generally speaking, the more window panes or glazes your windows have (i.e., the number of sheets of glass in them), the greater the protection. By design, all Window World windows are double or triple-pane and include energy-efficient technologies that regulate sunlight. The glass itself is always Low-E Glass, which means it’s engineered with a microscopic metallic coat to block even more UV rays.
Keep Your Skin Safe During Summer With Window World
Everyone’s skin is different, so it’s important to know your own limits. Enjoy peace of mind with windows tailored to meet your protection needs. Besides the protection from the sun they offer, they’ll hold up in inclement weather, help your home be more energy-efficient and last for years to come. To get started, request your free estimate today from Window World of Central Alabama.