700 Series
Specialty Windows

Achieve the perfect fit.

You can get a WeatherGard window, with all its characteristic strength and lasting efficiency, in almost any shape, size, or color you can imagine. Match the architectural style of your home while benefiting from our technologically evolved Series 700 windows.

Cardinal® insulated glass

The best windows in the world come with glass built by Cardinal® IG, including all windows produced by household names like Pella® and Andersen®. It’s the best insulated, longest lasting glass pack available, and we’re the only Michigan window manufacturer who can offer it.

More on Cardinal IG®

Strong, long-lasting frames

Our windows are built to stand up to years of use and exposure as well as the pressure creating by flexing and settling structure which destroy other windows. That's why we can guarantee our window for life, while our competitors cannot.

Energy Efficient

The numbers are absolutely clear: we are selling the most efficient double-pane window you can buy.*


Frame Extrusions

Engineered polyvinyl w/ titanium (BPA-free)

Cam locks

Machined powder-coated steel

Dual-pane glass

0.125-inch tempered or annealed

Low-emissivity coating

Titanium dioxide

Gas fill

Argon 40 (non-toxic, non-flammable)


Structural joints

Thermal fusion

Spacer type

Stainless steel enclosed dessicant

Low-emissivity application

Two-surface sputter coating

Third-party certifications

Glass pack: Energy Star 6.0

Window: Energy Star 6.0

NFRC Authorized Certification: Certified in all categories

* Testing performed by Keystone Certifications in 2016.