How do I test my windows for UV protection?

How do I test my windows for UV protection?

How do I test my windows for UV protection?

But you can tell if your windows have a LowE coating, which is what you need to help block the UV energy. When it is dark, hold a lit match or a lighter close to the glass in your window. Look at the reflection of the flame in the window and you should see either two or three flames in the reflection.

Can you get UV light from window glass?

In summary, typical window glass such as that found in homes will block most of the UV light from entering your house with the exception of UV-A light. Exposures to UV-A light can affect your skin if you have extended exposures to the light.

How can I find out how much UV is passing through my window?

Beyond that, the only way to accurately test how much UV passes through your windows would be to finding someone with a radiometer that measures the UV transmittance. For my patients who sit in direct sunlight coming in through window glass, I recommend wearing a mineral sunscreen and clothing that blocks UV rays.

Is there a way to prevent UV from penetrating glass?

Today, methods exist to reduce the ability of UV-A to penetrate glass. One such method is to add a solar window film to the interior of your windows. These films block the UV-A and may also keep your house cooler as they also will reflect some heat. In fact, I have installed solar window film on my home's windows.

How do you know how well your window blocks UV rays?

How do you know how well your window blocks UV rays? As you point out, some modern windows block most all of the UV sun rays including UVA. Finding out which windows were used in the construction of your building might help you know how well they block UVA.


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