Your SIP home deserves windows that keep up.

SIP walls hit R-28 to R-40. A standard double-pane window runs R-2. We help you spec the right window for your climate, your build, and your budget. Then we supply it anywhere in the country.

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Three questions. We'll tell you exactly where to start.

38

Years of window industry experience

50+

SIP builders nationally

50

States we ship to

$0

Spec review cost

Why windows matter more in a SIP home

SIP walls solve the envelope problem. The structural insulated panel system creates a continuous, high-performance thermal boundary that conventional stick-frame construction cannot match.

But that performance depends on every component. The window is where that envelope either holds or fails. A poor window spec in a SIP home isn't just a comfort issue. It's a performance failure that undermines the entire system.

That's why we exist. We make sure the window spec matches the wall.

SIP Wall

R-38
Thermal resistance
vs.

Standard Window

R-2
Thermal resistance

Why work with a SIP window specialist?

A typical window dealer sells from a catalog. They don't know how SIP panels are manufactured, how rough openings differ from stick-frame construction, or what it takes to maintain an air seal at the panel edge. That's not a knock on them. It's just not what they do.

We do one thing: spec and supply windows for SIP homes. We coordinate directly with your panel manufacturer to make sure every window matches the build. Your builder gets windows that fit. Your home performs the way it was designed to. And you don't have to spend your time figuring out which window works with which panel.

Building a home is one of the biggest projects you'll ever take on. There are a hundred decisions to make and a dozen trades to coordinate. Windows should be one of the easy ones. Send us your plans, and we'll take it from there.

Happy family in front of their SIP home

Choose your window tier

Best Value

Performance-focused, honest specs, no brand markup.

Primary Brand

ProVia Endure

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Mid-Range

Design-conscious, aesthetic flexibility, dimensional stability.

Primary Brand

Marvin Elevate

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Luxury

Architect-led, minimal sightlines, architectural presence.

Primary Brand

Pella Vista Series

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Extreme Panel Technologies

Your window partner for Extreme Panel builds

If your builder is using Extreme Panel SIPs, you're in the right place. We work hand in glove with Extreme Panel to make sure your window package matches your SIP build perfectly, from rough opening dimensions to frame depth to air-seal details.

The result is a window order you can hand to your builder with confidence, knowing everything fits and everything performs the way it should.

Panel-matched precision. Every window is specced to your Extreme Panel drawings. Frame depth, opening dimensions, and sealant details are all confirmed before the order is placed.

Confidence it's right. We review your plans, talk through your preferences, and deliver a complete window package. Everything fits. Everything performs.

One less thing to manage. Building a home is complex enough. We handle the window spec, the manufacturer coordination, and the logistics so you don't have to become a window expert on top of everything else.

Custom home built with Extreme Panel SIPs

Send us your plans. Whether you're early in the design process or your panels are already in production, we'll review your window needs and put together a package that's ready when your build is.

Start your free spec review →

Get a free spec review

Or call us directly: (208) 596-1181

Send us your plans or give us a call to discuss. We'll tell you what works, what doesn't, and what it costs.