Stylish and Strong Fiberglass Windows in the Wilmington, DE, Area

Fiberglass Windows Wilmington DEIf you want windows that provide all of the beauty and charm of wood without any of the maintenance requirements, fiberglass windows are the ideal option for you. Composed of glass fibers and resin, fiberglass windows give you the best of both worlds, and we offer homeowners in Wilmington, Delaware, a top-of-the-line selection at SpringHouse Window & Door.

Fiberglass Windows by Marvin

At SpringHouse Window & Door, we offer fiberglass windows by Marvin, an industry-leading manufacturer that created Ultrex pultruded fiberglass over 20 years ago, making it one of the first composite materials on the market. Marvin fiberglass windows provide a wealth of benefits that make them an excellent addition to any home, including exceptional:

  • Strength – Fiberglass windows are eight times stronger than vinyl and three times stronger than vinyl/wood composites.
  • Durability – Thanks to a patented finish that is three times thicker than competing finishes, these doors will never chalk, peel, crack, or fade over time. Plus, they will maintain their shape even after continual exposure to temperature fluctuations, wind, rain, and snow.
  • Energy efficiency – These windows are ENERGY STAR® certified for their exceptional thermal performance, which means you may save money on monthly heating and cooling costs.
  • Beauty – Choose from an extensive variety of colors, finishes, and styles for your windows to achieve a look that’s all your own.

If you would like to learn more about the many benefits that fiberglass windows by Marvin offer, contact SpringHouse Window & Door today. We are happy to serve homeowners in the Wilmington, DE, area, and all neighboring communities.


“Eric and the install team were wonderful to work with, very professional, attentive, tidy, efficient and talented. A happy experience.”

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“We love our door, our neighbors love our door. The installers were great. I would never use another window or door company.”

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