Premium Vinyl Replacement Windows
Proudly installed by Hallmark Windows & Siding — Maryland’s trusted home improvement contractor since 2001.
Why Hallmark Chooses Vytex
For over two decades, Hallmark Windows & Siding has partnered with Vytex Windows because of their commitment to quality, energy efficiency, and exceptional value. Every Vytex window is engineered and manufactured in the USA using state-of-the-art robotic equipment, ensuring consistent precision in every frame.
Vytex windows are available in a wide range of styles, colors, and configurations — and backed by a Lifetime Warranty that protects your investment for as long as you own your home.
Our Vytex Window Collection
Choose from Vytex’s full lineup of vinyl replacement windows — each crafted for beauty, performance, and lasting durability.
Most Popular
Fortis Series
Our most-installed Vytex window — the Fortis is a double-hung replacement window built on multi-chamber frames with fusion-welded corners. Available in White, Almond, Clay, and more. Perfect for Maryland’s climate with excellent thermal performance and ENERGY STAR certification.
- Double-hung design with easy-tilt sash cleaning
- Multi-chamber vinyl frame construction
- ENERGY STAR certified — saves on heating & cooling
- Lifetime warranty included
Potomac-HP Series
Vytex’s premium high-performance window line — the Potomac-HP delivers superior thermal efficiency and is available in bold designer colors including True Black, Clay, Bronze, and custom hues. Ideal for homeowners who want maximum energy savings and a distinctive modern look.
- High-performance glass packages available
- Available in True Black and premium color options
- Multiple window styles: double-hung, casement, slider
- Enhanced sound attenuation options
Georgetown Series
A classic design with exceptional quality. The Georgetown series offers timeless aesthetics with multi-chamber frames, ideal for traditional and colonial-style Maryland homes.
Bay & Bow Windows
Create dramatic curb appeal and expand your interior living space. Vytex Bay & Bow windows add architectural dimension and flood your home with natural light.
Potomac Coastal Series
Engineered for impact and coastal environments. The Potomac Coastal delivers impact-rated performance in a beautiful vinyl package — ideal for areas requiring enhanced storm protection.
Innovation in Every Detail
Every Vytex window is designed to exceed expectations — from manufacturing to installation.
Energy Efficient
ENERGY STAR certified windows reduce heating and cooling costs year-round with Low-E glass and argon gas filling.
Built to Last
Fusion-welded corners and multi-chamber frames deliver exceptional strength and weathertight performance for decades.
Fully Customizable
Choose from dozens of colors, hardware finishes, grille patterns, and glass options to perfectly match your home’s style.
Lifetime Warranty
Every Vytex window installed by Hallmark is backed by a lifetime manufacturer’s warranty — protecting your investment for as long as you own your home.
Vytex Patio Doors
Expand your living space with a Vytex Signature Series sliding patio door — beautifully designed, energy efficient, and built to last.
New Addition
Signature Series Sliding Patio Door
Designed for exceptional performance and style, the Vytex Signature Series patio door delivers superior energy efficiency, durability, and elegant design. Available in a wide range of colors — including True Black — to complement any home aesthetic.
- Extruded vinyl engineering for lasting durability
- Stainless steel tandem rollers — smooth, quiet operation
- Beveled & welded sash corners for strength and style
- VyFoam™ insulation for premium thermal performance
- Available in 2-panel and 3-panel configurations
- Multiple color options including True Black
True Black Interior — A Bold Statement
The Signature Series in True Black creates a stunning contrast against any interior. The sleek matte finish brings modern sophistication to your living space while delivering the same exceptional performance you expect from Vytex.
- True Black interior and exterior color option
- Low-E glass with argon gas for energy savings
- Multi-point locking system for security
- Lifetime warranty from Vytex
