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Fiberglass Window Boxes
A Fiberglass Window Box is a great option for the person that wants a low maintenance window box solution. All Windowbox.com fiberglass window boxes and fiberglass flower windowboxes come in numerous sizes and some can be custom sized to fit your specific needs. Our Fiberglass Supreme Flower Boxes are available in White, Grove Green, Slate Grey or Satin Black. Our Del Sol & La Fleur Fiberglass flower windowboxes are available in all of the most common sizes.

Fiberglass Window Boxes
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The Del Sol Fiberglass Window Box w/ Wall Mounting Brackets incl.
Starting at: $131.97
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The La Fleur Fiberglass Window Box w/ Wall Mounting Brackets incl.
Starting at: $142.97
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The Fiberglass Supreme Window Box - White
Starting at: $130.97
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The Fiberglass Supreme Window Box - Slate Grey
Starting at: $130.97
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The Fiberglass Supreme Window Box - Grove Green
Starting at: $130.97
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The Fiberglass Supreme Window Box - Black
Starting at: $130.97
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The Petite Fiberglass Supreme - White Only
Starting at: $99.97
Fiberglass Flower Windowboxes are a great option if you consider painting your window boxes because fiberglass is a great substrate that adheres paint very well. Often people think that wood flower windowboxes are the easiest container to paint. In reality, fiberglass flower windowboxes are better for painting because the fiberglass material does not retain water and therefore is less likely to peel away due to moisture release of the substrate. This is one of the reason that make fiberglass flower windowboxes the best option when deciding which window flower boxes to paint.
