Union Replacement Windows and Installation Service

Royal Prime Residential Windows

Homeowners have trusted Royal Prime to provide them with factory-direct pricing on high-quality, energy-efficient vinyl windows, a full line of TrimLine wooden replacement windows, and top-notch residential window installation since 1978. Local residents have enhanced their houses with their choice of Royal Prime's full range of custom and standard vinyl and wooden window styles available in a variety of colors, energy-saving options, and cosmetic upgrades. We manufacture our completely customizable vinyl windows with durable, high-quality materials that are both aesthetically pleasing and energy efficient.

Window Types

Vinyl Windows

Royal Prime offers a wide variety of low-maintenance, durable, easy-to-operate residential vinyl windows in an array of color and grid options and many security and energy-saving features. Our residential vinyl windows feature heavy-walled construction and an interlocking meeting rail for exceptional stability, strength, and security. Our vinyl windows help protect your home from water and air penetration with positively sloped sills and Fusion Welded Frames® and sashes. A 3/4-inch insulating glass system and Warm Edge insulated glass technology provide superior insulation, and optional Low-E / Low-E with Argon glass offers additional energy savings. When you want the lowest price for durable, high-quality vinyl residential windows, turn to Royal Prime.

Wood Windows

For homeowners looking for added aesthetic appeal, we offer high-end solid wood, solid wood/factory finish, and solid wood/wood clad windows from TrimLine. Wood double-hung, casement, awning, picture, bay, bow, round top, elliptical head, or radius windows are popular among those looking to give their homes a fresh new look and increased energy efficiency while maintaining their home's style. All of our TrimLine windows are available in various interior finishes and with hardware and decorative grid options. We're happy to provide you with an estimate for TrimLine wooden windows.

More on Royal Prime's Vinyl Window Lines

Royal prime offers the following durable, low-maintenance, easy-to-operate vinyl window lines:

1. Essential Line
   • Royal Model 2000 - fully welded, energy-efficient windows featuring double-pane glass and a .28 U-factor.
   • Royal Model 9700 - fully welded, energy-efficient windows with double-pane glass featuring a .28 U-factor, stylized lock and tilt mechanism features, and other aesthetic upgrades.
2. Flagship Line
   • Slocumb Harmony 143 - fully welded windows featuring double-pane glass with standard Low-E coating, argon gas fill, a .17 U-factor for extra energy savings, and a lifetime product warranty. Our most popular vinyl window line.
3. Premium Line
   • Slocumb Pro-Tech 400 - A technologically advanced fabrication process produces state-of-the-art designs and compound shapes that are fusion-welded at sill corners, making Pro-Tech 400 windows stronger than conventional welded windows. These fully welded windows come with a lifetime product warranty and feature unparalleled, sophisticated style, double-pane glass with standard Low-E coating, argon gas fill, foam-filled extrusion, and a .26 U-factor. Pro-Tech 400 windows are also available with an UltraFlect glass upgrade package, which offers an industry-leading .22 U-factor (R5 factor) for a double-paned unit. Pro-Tech 400 windows also feature composite reinforcement on the horizontal rail, making them our sturdiest window line, offering additional structural integrity to large windows or high-wind zones.