The Nation’s Leading Replacement Window Manufacturer

For over 25 years, Recency Plus Windows has been the leading window supplier to dealers and contractors throughout the U.S.

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The Premier Replacement Window Manufacturer

Regency Plus Windows (formerly Conservation Windows) is the replacement window manufacturer you can trust for unparalleled quality and service. With over 25 years in the industry, we specialize in crafting durable, energy-efficient vinyl windows that are built to withstand even the most extreme conditions. Our commitment extends beyond just products; we offer a comprehensive support network for our dealers, ensuring their long-term success with white-label and exclusive territory options. With Regency Plus Windows, dealers throughout the eastern United States and Texas get products that truly impress their customers as well as industry-leading resources to help them thrive.

Precision-Crafted Windows and Patio Doors



As the nation’s leading replacement window manufacturer, we offer an extensive range of customizable, high-performance windows tailored to meet the unique needs of your customers. Our Regency Plus Windows are built with steel-reinforced frames and are available with impact-resistant glass, ensuring unparalleled safety and durability. Plus, they're ENERGY STAR® rated for optimal energy efficiency.


Patio Doors

Expand your product offerings with our premium patio doors. Designed with the same industry-leading features as our Regency Plus Windows, our sliding glass doors provide best-in-class energy efficiency and protection while requiring minimal upkeep. Plus, they can be easily customized, making them even more attractive to your customers.


Why Choose Regency Plus Windows?

When it comes to reliability, quality, and comprehensive dealer support, Regency Plus Windows stands out. We have become the go-to replacement window manufacturer for contractors and dealers who want the industry’s best products along with the dedicated service they need to succeed.


We’ve been a leading window manufacturer for over 25 years and have 35 years of retail experience, which makes us an invaluable resource for window dealers and contractors.

Premium Products

Our windows are crafted from the finest materials, including Cardinal Insulating Glass for superior thermal performance, and are available with glass packages that meet Miami-Dade hurricane impact and pressure standards.

Dealer Support

We don't just supply products; we offer 24/7/365 sales, marketing, and manufacturing support, along with on-site training to help you generate leads and grow your business.


Our web-based ordering system and transparent manufacturing process eliminate guesswork. You'll always know the status of your order, guaranteed to be delivered on time, every time.

The Right Choice for Dealers and Contractors

At Regency Plus Windows, we understand that your success is our success. That’s why we offer products that are designed to exceed your customers’ expectations with best-in-class features that are tailored to the climate conditions in your markets.

However, we’re much more than just a replacement window manufacturer. With 25 years of experience providing replacement windows for contractors and 35 years of experience in retail, we understand the challenges you face and can provide superior service and support. Regency Plus Windows is the partner you can trust for long-term growth and profitability.

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Mt. Carmel, PA

2000 Locust Gap Hwy
Mt. Carmel, PA 17851


Monday - Friday: 6 a.m. - 4:30 p.m.