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Unmatched Quality
and Performance

European Quality You Can Actually Afford

Our premium European windows are ENERGY STAR certified, hurricane-rated, and backed by expert support to ensure a seamless upgrade to energy efficiency, comfort, and a style that complements any design.

— all at a price that may surprise you —

Reasons to choose Dual Action Windows for your next project

Energy Efficiency

Advanced Functionality Windows

Advanced Functionality

Unmatched Quality

24/7 Support

Superior Design

Custom Design

Perfect Security

Perfect Security

Sound Insulation

Sound Insulation

Product portfolio

Explore Our Windows in Real Homes Across the U.S.

No Showroom. Just Real Projects You Can Visit.

Instead of a traditional showroom, we connect you with real homeowners and developers who use our windows—so you can see the quality in real life.

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What our Clients Say

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"We needed a supplier who could cover the full spec on both residential and commercial projects — windows, sliding doors, pergolas, the lot. Nano Okna delivered everything on schedule, no chasing required. Three projects in, we haven't felt the need to look elsewhere."

Jeremy Scott, Scott & Sons 

Whatever You Need, We Can Make It Happen!

Non-standard sizes? Unique shapes? Even a delivery through the mountains? We welcome all challenges and are excited to find the perfect solution for you.

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Extended Warranty

We are confident in the superior quality and longevity of our products, which is why we offer an extended warranty: 10 years on frames and 20 years on glass. To ensure fast delivery, we also use air shipment for all our accessories.

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Fast pricing and delivery

Our dedicated team will provide you with a free quote within 48 hours. Lead times typically range from 2 to 16 weeks, depending on the scope of the project and the type of transport selected.

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Personalized Approach

As a small company, we take pride in delivering big results. We’re always happy to discuss your specific needs over the phone and recommend the best solutions tailored to you and your project.

Meet the Team

Our American Partners

AIA Continuing education
Energy star partner
Usaab
Quast Consulting Testing
NFRC
Keystone

Our European Partners

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Ready to transform your project
with our premium tilt and turn windows?

Get a free estimate

Product portfolio in detail

Windows

A variety of window styles and materials to suit any home, all designed with exceptional energy efficiency and enhanced security.

Doors

Patio, Pivot, French, Entry, Sliding, Bi-folding, Lift and slide doors—whatever you need, we have it all!

Pivot Doors
Where Innovation Meets Elegance

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New: AI Energy Savings Calculator


See how much your new windows can save on energy in minutes.​​​

Compare window options, estimate payback, and check ENERGY STAR targets with real data.

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Window instalation

FAQ

Ready to transform your project
with our premium tilt and turn windows?

Get a free estimate
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