Premium Vinyl Replacement Windows

A number of styles and options to choose from, for windows that fit your home perfectly.

We design premium vinyl replacement windows that lend classic charm to any décor, and that meet—or exceed—the highest energy standards. Whether you’re looking for a more comfortable and consistent temperature in your home, a beautiful interior or exterior accent, or simply a lower energy bill, look no further than RELIABILT replacement windows. In all seasons and all conditions, we think you’ll like what you see. Learn more about RELIABILT replacement windows on Lowes.com.


Series 3900 Windows

Double Hung, 2 and 3-Lite Sliders and Picture Windows
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Series 3500 Windows

Double Hung, 2 and 3-Lite Sliders and Picture Windows
Explore Series

Series 3201 Windows

Double Hung, 2 and 3-Lite Sliders and Picture Windows
Explore Series

Series 3100 Windows

Single Hung, 2 and 3-Lite Sliders and Picture Windows
Explore Series

Series 3050 Windows

Side-Load Single Hung, 2 and 3-Lite Sliders and Picture Windows
Explore Series

Series 130 Windows

Single Hung, 2 and 3 Lite Sliders and Picture Windows
Explore Series

Series 700/705 Windows

Single or Multi-Lite Casement and Awning Windows
Explore Series

Bay & Bow Windows

30 or 45 Degree Bays and 3 to 5 Lite Bow Windows
Explore Series

Garden Windows

Garden Style Window
Explore Series

Custom Shape Windows

Octagons, Trapezoids, Full Circles, Half Rounds
Explore Series

Not Sure Where to Get Started?

It’s easy to find the right window or doors for your home. Just follow this simple breakdown on how to decide which window is best for your project.

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Smart Energy Saving Options

With multiple glass options to increase energy efficiency, there is a glass package to fit any climate need and budget.

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ReliaBilt 3900 Series Windows

The RELIABILT Series 3900 blends our highest level of craftsmanship and performance with our widest range of premium enhancements and optional features.

RELIABILT Manufacturing Story

Our windows and sliding doors are recognized for their high-quality craftsmanship, innovative engineering and close attention to detail. Learn more about the process used to make them.

Windows 101 Videos

In this section you find a collection of educational videos covering a wide range of topics. Each short video is dedicated to a specific Windows 101 topic of interest.

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ENERGY STAR Program

Looking for ENERGY STAR qualified products? Learn more about the climate zones and performance criteria used to identify ENERGY STAR compliant windows and doors.

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Energy Efficient Glass

With multiple glass options to increase energy efficiency, there is a glass package to fit any climate need and budget. Visit the Glass section of our site to learn more about available options and energy efficiency.

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Let's Get Started


Schedule a free, no-obligation in-home consultation with Lowe's to get RELIABILT windows and doors for your home today.