Learn More About Fiberglass Bow Window Prices


Home » Materials » Fiberglass Bow Window Prices

Fiberglass Bow Window Prices

Fiberglass bow windows prices are going to be at the upper end of the price range. In some cases, these will be fiberglass clad units, meaning they will have fiberglass on the exterior and a wood interior. This provides strength and protection from the outside elements, while allowing the homeowner to enjoy the beauty of wood on the inside. Fiberglass will typically run 30% to 40% more than a vinyl bow windows.

-- Project Price Range: $3000 to $6000 --

Fiberglass Bow Window Cost

A fiberglass bow window itself will run $2,400 to $4,500 not including installation. The unit may be preassembled or assembled onsite if it is a custom made size and dimension. Check out all of our bow windows photos here.

-- Bow Unit: $2,400 to $4,500 not including installation --

Installation Cost

Installation can be a tricky business depending on the size and existing condition of the wall where it is to be installed. In certain cases, wall or roof support may have to be added, although most bow windows today use cable bracing system that provided the needed support for the installation.

-- Install Price Range: $600 to $1,500 --

Completed Project Price

A complete fiberglass bow window will run $3000 to $6000, which is certainly alot in terms of replacement windows. However, bow windows will add to the value of a home and probably increase the energy efficiency compared to the older windows, which can help offset some of the project cost.

-- Project Price Range: $3000 to $6000 --

Recommended Fiberglass Manufacturers

Marvin Infinity
Milgard Ultra

Window Type
Frame Type
Basic Price Range
Type Of Installation
Bow Windows
Zip Code