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Krestmark® Windows

Whether you are looking for new construction, LoE replacement, or a beautiful picture window, Krestmark Collection windows by Westlake Royal Window Solutions are sure to bring the light in.

Five different series give you a wide range of options to choose from to fit your space. All windows are Energy Star partners for lowering that electric bill and staying cool in the summer. LoE glass options with argon keeps UV rays out and the cool air in, and all large windows come with tempered glass for safety.

These special order-windows can be ordered at any McCoy’s store with a three-week lead time or four to six weeks for laminated glass.

Krestmark 200-275 Series

200-275 Series

  • 200 New Construction is cleanly designed with smooth beveled exterior
  • 275 New Construction has a profiled exterior simulating brickmoulding
  • Styles include Single Hung, Picture, Horizontal Slider, Architectural Shapes
  • Available in White, Pebblestone, and Clay colors
  • Grille options include simulated divided lite or between glass in one lite, prairie, or colonial
Krestmark 220 Series

220 Series

  • This vinyl replacement window has a LoE glass option and special glazing that saves energy
  • Tilt-in sash for easy cleaning
  • Available in White, Pebblestone, and Clay colors
  • Grille options include one lite, prairie, or colonial with a simulated divided lite or grille between glass
Krestmark 250 Series

250 Series

  • Casement, awning, and picture window options for new construction
  • Nail fin can be removed for replacement window applications
  • Frame and sash have fusion-welded corners for a tight air and water barrier
  • Available in White, Pebblestone, and Clay colors
  • Grille options include one lite, prairie, or colonial with a simulated divided lite or grille between glass
Krestmark 400 Series

400 Series

  • New construction window that can be modified for replacement applications in single hung, single vent slider, picture, and architectural shapes
  • Pre-punched nail fin for strength and weathertight barrier with fusion-welded corners
  • Environmentally friendly insulated glass that reduces thermal loss
  • Available in White, Pebblestone, and Clay colors
  • Grille options include one lite, prairie, or colonial with a simulated divided lite or grille between glass
Krestmark 800 Series

800 Series Patio Doors

  • New construction nail fin
  • Field reversable (XO, OX)
  • Single-point locking hardware
  • Available in White, Pebblestone, and Clay colors