Windows

Window World is proud to offer Butler homeowners beautiful, energy-efficient, and custom-built vinyl replacement windows.

Choose Energy Savings. Choose Curb Appeal.
Let's Upgrade Your Windows

Our Featured Products

Explore our window options to find the best fit for your home.

Double-Hung Windows

Double-hung windows have two separate sashes which both slide vertically, providing very efficient ventilation and air flow.

Sliding Windows

Sliding windows have a single moving sash which glides open horizontally. Sliders function much like traditional patio doors.

Casement Windows

Casement windows are contemporary and convenient. Like a door, casement windows hinge at the side and swing out for maximum airflow.

Bay & Bow Windows

Bay and bow windows extend toward the outside, maximizing your living area, view and light transmittance.

Awning Windows

Awning windows hinge at the top and open out. They may also hinge at the bottom and swing downward.

Garden Windows

The protruded three-dimensional design adds a unique new feel, perfect for a kitchen or small plant growing area.

Custom Windows

Combine geometric-shaped windows to create new window designs that enhance your home’s architecture and style.

Benefits of Windows from Window World

A wide range of window styles allows you to customize your space
Enjoy savings on your utility bills with energy-efficient choices
Our professionally trained team is here to install your windows
No matter your budget we offer convenient financing options
We include a best-in-class limited lifetime warranty

About Our Replacement Windows

Windows incorporate natural light, style and extreme functionality into your Pennsylvania home. Whether you’re looking to enhance your living room with a spacious bay window or want a contemporary look with a casement window, we have the product for you.

Why You Should Invest In Energy-Efficient Windows

The main benefit of energy-efficient windows is their ability to keep your home at a consistent temperature year-round, improving your home’s comfort. But not all windows provide the same level of energy efficiency. Our windows feature Low-E glass to reduce air leakage, the Intercept™ warm-edge spacer system to improve insulation and argon gas to increase thermal efficiency. Together, they’ll deliver big savings and enhanced comfort.

Why Energy Efficiency Matters