Frequently Asked Questions

Will it change the look of my windows?
No. Therma-Film is designed to be invisible. You won’t see it, but you will feel it.

What’s the cost compared to replacement glazing?
Installation is typically more cost-effective than full replacement, with energy savings providing rapid payback.

Will it work on listed buildings?
Yes. Therma-Film is ideal for conservation areas and listed buildings because it doesn’t alter the appearance of your windows.

How long does it last?
Independent testing shows performance lasting over 20 years in real-world conditions.

Does it work in commercial buildings?
Absolutely. From hotels to schools, Therma-Film delivers ROI through comfort, energy savings, and carbon reduction.

“ThermaFilm is designed to be invisible — you won’t see it, but you will feel it.”

“Independent testing shows performance lasting over 20 years in real-world conditions.”