Regal Replacement Windows is a full service window company.  We sell and install the best replacement windows in the industry.  Our partnership with  Paradigm, Marvin, Andersen and Jeld-Wen assure that you receive beautiful windows with the quality craftsmanship you deserve and Energy Star performance for maximum efficiency. The choices are endless when it comes to style, color and patterns.  All of our windows are American Made (Paradigm is actually Maine Made!) and have a 20 year glass warranty and lifetime warranty on parts and mechanisms.  Our Historically certified windows meet the strict preservation codes required by the city of Portland.   Our trained installers are professional, knowledgeable and friendly.   




Beautifying your home with our windows full range of options and experiencing clear, expansive views without ever worrying about heat loss or cold penetration is truly irreplaceable. With 24 standard colors, our windows are a beautiful option to consider.  Its easy to compliment your existing decor with a variety of hardware finishes.  Our grille designs will compliment your homes architectural style.  Choose from endless options of patterns and configurations.  Decorative and textured glass can offer privacy and charm. 



Structural integrity is a fundamental component of any window's overall performance rating. Our windows achieve excellent ratings in both structural and thermal performance categories. When your home and family needs protection from the worst forces nature brings to bear, our Impact Rated windows provide protection from hurricane force winds and intruders.  Low-E glass will provide energy efficiency benefits and protection from UV fading. 





Our full line of vinyl, wood clad, wood and aluminum windows are built for a lifetime of performance, featuring fusion-welded sash and frame and industry leading weather stripping for maximum durability.  Our high performance .20 L.E.E.D rated window is an example of our commitment to superior window performance.  Plus, all of our windows offer climate control Glazing system with high performance thermal coating, warm edge spacer technology, and excellent condensation resistance.