Window

Round Windows

Architectural accent with timeless geometry

What Is It?

A round window is a fixed, circular window that serves as an architectural accent. These distinctive windows add character and visual interest to both interior and exterior spaces, often used in gables, stairwells, and as focal points in great rooms.

Where to Use It

Gable ends
Stairwells
Entryway transoms
Great rooms
Architectural accent placements

Best For

Architectural accents
Gable ends
Adding character
Focal points
Complementing other specialty shapes

Specifications

Max Size48" diameter

Min Size18" diameter

Configurations

Full circle

Half round

Quarter round

Custom radius

Energy Performance

U-Factor: 0.27 | SHGC: 0.24 | R-Value: 3.7 | Air Infiltration: 0.00 (fixed)

Available Materials

Wood

Fiberglass

Clad-Wood

Glass Options

Low-E 272

Low-E 366

Tempered

Obscure

Argon-filled

Key Features

Fixed for maximum energy efficiency
Architectural accent
Custom radius available
Grille options available
Interior and exterior finish options

Available in Our Collections

Explore round windows across our Signature, Performance, and Essential collections.

Signature

Round

Signature Round Window

Custom-crafted round window with hand-selected wood and premium finish options. An architectural accent that defines a space.

U-Factor: 0.25 | SHGC: 0.22 | R-Value: 4.0

2 materials · 4 sizes

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Ready to Configure Your Round?

Use our interactive builder to customize your selection with real-time visualization, or schedule a consultation with our experts.