If your hardwood floors, rugs, artwork or furniture are fading near sunny windows, the culprit is ultraviolet (UV) light. The good news: the right windows can block the vast majority of it without making your home dark.
How UV-blocking windows work
Modern high-performance glass uses Low-E (low-emissivity) coatings — microscopically thin metallic layers — plus the insulating gas and multiple panes to filter out UV and infrared radiation while letting visible light through. Better windows block a higher percentage of UV.
Triple pane helps further: three panes and two coated surfaces filter more UV than a single-pane or basic dual-pane window.
What to look for
- Low-E coatings: the core UV defense — look for high UV-rejection figures.
- Triple pane: more panes and coatings mean more filtering.
- High-UV-rated glass packages offered as standard, not a pricey upgrade.
- Laminated glass options for the highest UV protection where needed.
Why European windows excel here
SwingTilt's European windows include high-UV-rated triple pane as standard. That means strong protection for your floors, furnishings and art out of the box — not an add-on you have to negotiate. In sunny, south-facing rooms, that's the difference between fading in a few years and keeping your interiors looking new.
The bottom line
You don't have to choose between natural light and protecting your home. High-UV triple-pane windows give you bright rooms and dramatically less fading. If sun damage is a concern, make UV-rated glass a priority — and ask for it as standard.
Frequently asked questions
- Do windows block UV rays?
- Quality windows with Low-E coatings block a large share of UV light. High-UV-rated triple-pane windows block the most, dramatically reducing fading of floors, furniture and art.
- What windows are best for preventing fading?
- Triple-pane windows with high-UV Low-E coatings (and laminated glass where needed) offer the best protection. SwingTilt includes high-UV triple pane as standard.
- Does UV-blocking glass make a room darker?
- No. Low-E coatings filter UV and infrared while letting visible light through, so rooms stay bright while your interiors are protected.
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