Best Vinyl Replacement Windows


best vinyl replacement windows - Potomac hp series by Vytex Windows

The Vytex Potomac-hp Series is one of the world’s most efficient replacement window systems; providing up to R-6 performance. One of the strongest welded window lines in the industry, Vytex Potomac-hp Series replacement windows are manufactured from the highest-grade materials and tested to meet or exceed industry standards and make them on of the best vinyl replacement windows you can choose for your home. They’re virtually maintenance-free, and will keep their like-new beauty and performance year after year.

Window Anatomy




Super Insulation


Glass Options

Our Potomac-hp Series replacement windows offer you a variety of optional features to increase the energy efficiency of your windows, including:

VyGuard™ Laminated Glass

laminate-glassVyGuard Laminated Glass is available with Potomac-hp Series, Fortis Series, Casement Windows, and Signature Sliding Patio Doors… learn more

Envirosealed™ Technology

enviroVytex’s Envirosealed™ energy-efficient windows can lower energy bills and ensure a greener future for the planet… learn more

Vytex Super Spacer® Warm Edge Spacers

All spacer systems are not created equal.  Get the facts…Get the benefits! learn more

VyCore™ Foam Insulation

vycore-foamVytex’s exclusive insulation system increases the R-value resistance to heat flow. Add VyCore™ to just the frames of your Vytex replacement windows… learn more


enercoreExpect superior performance. In thermal tests, Vytex® EnerCore™ performs 533 times better than aluminum and 160 times better than steel… learn more


tsloeIntroducing TripleSilverLoE™, the ultimate performance glass. It just might make all other low-e glass obsolete… learn more

Energy Saver R-5™ Glass

10970-01.VytexR-5 Sell Sheet2_final.inddIntroducing Energy Saver R-5 Glass from Vytex—the next generation in insulated glass units. It’s engineered to achieve the lowest possible U-values and the thermal efficiency of a triple pane window in a dual pane unit. Plus, it’s durable and scratch-resistant and can be cleaned with common household glass cleaners. learn more

Only the Potomac-hp Series offers you your choice of three complete high-performance, energy-saving glass packages:

Color Options


Introducing the VyWood™ Window—Vytex Potomac-hp Series windows are the ultimate in premium windows, combining style, performance and efficiency to enhance your home’s character and maximize your energy savings. Potomac-hp Series windows are now available in VyWood™ paintable, stainable interior laminate.

With VyCoat™ you can choose windows offering an array of colors, creating magnificent views. You can give your home roadside appeal, outstanding weatherability, years of color reliability, added value, and lasting distinction.

Window and Door Profile Coating System:

  • Waterborne-environmentally friendly.
  • Excellent exterior coating with superior performance.
  • Over 25 shades of the color spectrum.
  • Provides more color possibilities than co-extrusion.
  • High abrasion and humidity resistance.
  • Maintains color vibrancy.
  • Expanded color and gloss retention.
  • Proven durability in all weather conditions.
  • No peeling, flaking or cracking.
  • Specifically formulated to coat PVC.
  • Long-lasting beauty for the windows in your home.

VyCoat™ is specifically formulated to coat PVC and designed to meet all International Standard requirements.

VyCoat™ is available on window exteriors only and is exclusive to our Potomac-hp Series and Fortis Series.

Due to your computer monitor’s settings, actual colors may vary.


download_arrowFor more information about our new Potomac-hp Series windows, download the brochure.