Can Coated Glass Protect Your Skin Indoors?
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Can Coated Glass Protect Your Skin Indoors?

Views: 0     Author: Site Editor     Publish Time: 2025-12-04      Origin: Site

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You might think you are safe from the sun inside. But regular windows let in a lot of UVA rays.

Coated Glass can help lower your risk. But skin damage can still happen indoors. Each year, studies show over 400,000 skin cancer cases come from indoor UV exposure.

Knowing these facts helps you pick safer windows for your home, office, or car. REACH BUILDING says you should check your glass type for better safety.


Key Takeaways

  • Coated glass stops almost all harmful UV rays. It is a good choice for homes and offices.

  • UV window films give even more protection. They block almost all UV rays. They can also help lower energy bills.

  • Check your windows often for damage. Look for fading or bubbles. This helps keep your UV protection working well.


How Coated Glass Blocks Harmful Rays

How Coated Glass Blocks Harmful Rays

Types of Coated Glass and Films

You can choose from several types of glass and films to protect your skin indoors. Each type works in a different way to block harmful rays. REACH BUILDING offers coated glass solutions that use advanced materials to keep you safe.

  • Coated glass uses special inorganic substances in its thin surface layer. These substances absorb ultraviolet (UV) light, stopping most of it from passing through.

  • Laminated glass has a plastic layer sandwiched between two pieces of glass. This layer blocks almost all UVA and UVB rays.

  • Green glass blocks all UVA rays, while blue glass lets more UVA rays through.

  • UV window films stick to your existing windows. Some films, like the 3M™ Sun Control Window Film Prestige Series, can block up to 99.9% of UV rays. Others, such as UltraCool-IR8360, block a smaller percentage but still offer good protection.

Tip: Professional installation of window films helps them last longer and work better.

The average lifespan of UV-blocking coatings and films ranges from 5 to 10 years. If you take care of them by cleaning gently and avoiding harsh chemicals, you can extend their life even more.

What Gets Blocked: UVA, UVB, and More

Not all rays from the sun are the same. You need to know which ones can harm your skin and how different glass types protect you.

  • Coated glass can block up to 99% of harmful UV radiation. It absorbs UV light but lets regular light through, so your room stays bright.

  • Laminated glass blocks up to 99.9% of both UVA and UVB rays. Green glass also blocks all UVA rays, while blue glass only blocks about 43.2%.

  • UV window films can block up to 99.9% of UV rays, matching the protection of laminated glass.

Here is a comparison of how much UV different glass types let through:

Type of Glass

UV Transmission Rate (%)

UV Protection Level

Clear Glass

74.3

Low

Laminated Glass

0

High

Coated Glass

0

High

Tempered Glass

70

Moderate

Green Glass

0

High

Blue Glass

56.8

Moderate

Textured Annealed Glass

60

Moderate

You might think regular glass blocks UV rays, but it does not. Regular glass lets most UVA rays pass through, which can damage your skin and fade your furniture. Coated glass and laminated glass offer much stronger protection.

Type of Glass

UV Blocking Percentage

Laminated Glass

Up to 99.9%

Coated Glass

75% - 99%

UV Window Films

Up to 99.9%

 

Some coated glass and films also block infrared (IR) rays. IR-A radiation can harm your eyes and skin by causing heat damage. IR-B can reach deeper into your skin and blood vessels. IR-C mostly affects the surface of your skin and is less dangerous.

You should check the UV-blocking standards in your area. Many building codes require glass to meet certain energy and UV protection levels. Products from brands like REACH BUILDING often meet these standards.


Effectiveness and Limitations Indoors

Effectiveness and Limitations Indoors

Protection in Homes, Offices, and Cars

You spend lots of time inside, but sunlight can still reach you. Windows let in rays that can hurt your skin. Coated glass blocks most harmful rays. The protection you get depends on where you are. In homes, coated glass with ceramic film blocks up to 99% of UV rays. Offices use special coatings that block almost all UV radiation. Car windshields block about 98% of UV rays. Side and rear car windows block less, around 65%. Not all glass types keep you safe the same way. REACH BUILDING says you should check your window specs for the best safety.

Factors That Impact Protection

Many things change how well coated glass protects you. Old windows may not block UV rays as well. Glass can lose its power over time because of changes in its material. UV-resistant coatings help slow this down. They keep your windows clear and working longer. Weather and pollution can make glass age faster. This lowers protection. How well your glass or film is installed matters too. Bad installation can leave gaps. Gaps let more UV rays inside.

Here are signs your coated glass or film needs replacing:

  • The tint fades or turns purple.

  • You see bubbles or air pockets.

  • The edges peel or lift, mostly at corners.

  • Your car or room feels hotter than before.

  • There is more glare or less privacy.

Where you live and the season also change UV exposure.

When Extra Steps Are Needed

Coated glass blocks most UVB rays, but not all UVA rays. Some UVA rays still get through and can age your skin or raise cancer risk. This is worse in places with strong sunlight or high exposure. Do not rely only on coated glass if you live high up or spend lots of time near windows.

You can do more to protect yourself:

  • Use UV window films for extra safety. These films block up to 99.8% of UV rays. They work in homes, offices, and cars.

  • Put up blinds or blackout curtains to control light. Window films block UV and save energy. Blinds block light and give privacy.

  • Pick window films for kitchens and small rooms. They are easy to clean and do not take up space.

  • Wear broad-spectrum sunscreen inside, especially near windows. Doctors say light can bounce off surfaces or come in when blinds are open.

  • Use shade covers, thick barriers, or UV filters in risky spots.

  • Wear protective clothes, hats, and wrap-around sunglasses if you work near windows or in strong sunlight.

Check your windows often. Replace films or coatings if you see fading, bubbles, peeling, or more glare. These signs mean your protection is not working well.

If you live in places with lots of UV, like southern states or high-up areas, you need stronger protection. Special UV-blocking films and extra window covers help keep your skin safe and stop furniture from fading.

You can keep your skin safe inside with coated glass. The kind of glass and coating you use matters.

  • Nanotechnology coatings can stop up to 99% of bad UV rays.

  • Skin doctors say UV window film should be part of your sun safety plan.

Look at your window labels or use a UV meter to check your protection. REACH BUILDING has ways to help you stay safe. Doing a few easy things can help your skin stay healthy inside.


FAQ

Does coated glass block all UV rays?

Coated glass blocks most UV rays. Some UVA rays can still get through. For best results, choose REACH BUILDING coated glass or add a UV window film.

Can I add UV protection to my current windows?

Yes! You can add UV window films to your windows. These films boost protection and help keep your skin safe indoors.

How do I know if my windows need more protection?

Check for fading, bubbles, or peeling on your glass or film. If you see these signs, you should upgrade your protection.

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