Riverhead Building Supply is proud to include Marvin Windows and Doors as part of our portfolio of superior residential and commercial building products. Marvin Windows and Doors has been a leading manufacturer of made-to-order windows and doors for over 100 years.


Marvin Windows and Doors Offers Value, Design Flexibility and Quality

Marvin creates windows and doors that elevate your home. The company’s custom products offer a great value with quality craftsmanship, energy-efficient technology, and an extensive selection of style, size and shape options. Visit Riverhead Building Supply’s Long Island or New England showrooms to inquire about using Marvin windows and doors for your next project.

  • Windows – Double hung, casement, awning, bay and bow, tilt turn and hopper, round top and custom designs
  • Doors – Lift and slide, sliding patio, swinging and sliding French doors, arch top French doors, and bi-fold doors
Made-to-Order Windows and Doors riverhead building supply

Marvin Made-to-Order Windows and Doors

Transform the spirit of any room with Marvin custom windows and doors. Every product is made-to-order, based on your exact specifications. Marvin windows and doors are energy-efficient and there are many premium designs, colors and wood species to choose from.

Integrity Windows and Doors from Marvin riverhead building supply

Integrity Windows and Doors

Integrity windows and doors from Marvin are made with Ultrex®. This high-performance pultruded fiberglass was patented by Marvin and outlasts roll-form aluminum, vinyl and other fiberglass composites. Integrity windows and doors can withstand elements without showing age or wear.