Bay and bow windows are angled architectural windows commonly found in residential buildings. Bay windows are typically made up of three windows that are set at angles to create a protrusion from the exterior. The central window is often larger than the two flanking windows, and the angles between them can vary. In contrast, bow windows are made up of four or more windows arranged in a gentle curve. The number of windows and the degree of the curve can vary. Both types of windows are used to create additional interior space and add visual interest to a building, but they differ in their shape and number of windows. These features have been extensively studied in the field of architectural design to understand their impact on the aesthetic and functional properties of buildings.

Bay and bow windows have been used in architectural design for centuries. The earliest examples of bay windows can be traced back to medieval Europe, where they were used in castles and monasteries to provide additional light and ventilation. By the 17th century, bay windows had become a popular feature in English architecture, and they were later adopted in American colonial homes. Bow windows, which are similar to bay windows but have a more curved shape, emerged as a popular design feature in the Victorian era and have remained popular in residential architecture ever since.

How are bay and bow windows supported?

Bay and bow windows are typically supported by a combination of brackets, corbels, and structural supports such as steel or wooden frames. The supports are usually concealed within the wall and floor structures to create a seamless appearance. In some cases, bay and bow windows may require additional structural reinforcement, such as steel rods or reinforced concrete, to ensure stability and prevent sagging. The type and amount of support required will depend on the size, weight, and design of the window feature.

What advantages do bay and bow windows provide?

Bay and bow windows provide additional natural light, which can create a brighter and more inviting living space. They also offer an expanded view of the surrounding environment, creating a more open and airy feeling within a room. Additionally, bay and bow windows can add value to a home and enhance its overall curb appeal. They can also provide additional space for seating, storage, or decorative purposes, making them a versatile and functional feature in any home.

What is the difference between bay and bow windows?

The primary difference between bay and bow windows is their shape. Bay windows typically consist of three windows joined together at a 30 or 45 degree angle, while bow windows are made up of four or more windows arranged in a curved shape. Bow windows provide a more panoramic view than bay windows, but bay windows offer more space and can be used as a window seat.

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Bay & Bow Windows Guides
Browse through our curated Bay & Bow Windows Guides for additional categorizations, tips, details, variations, styles, and histories of Bay & Bow Windows. Guides provide additional insights into the unique properties and shared relationships between elements.
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2’2”-6’2” | 66-188 cm
4’6”-12’1” | 137-368 cm
1’2”-2’ | 35.6-61 cm
Bay Window - 30 Degree, Casement
188.000
368.000
61.000
500
https://p3d.in/e/TDE4n
GUIDE
3D
Bay Window - 30 Degree, CasementView of a Bay Window (30 Degree, Casement) in 3D available for downloadView of a Bay Window (30 Degree, Casement) in 3D available for download
2’2”-6’2” | 66-188 cm
4’6”-12’1” | 137-368 cm
1’2”-2’ | 35.6-61 cm
Bay Window - 30 Degree, Double-Hung
188.000
368.000
61.000
400
https://p3d.in/e/PgCKX
GUIDE
3D
Bay Window - 30 Degree, Double-HungView of a Bay Window (30 Degree, Double-Hung) in 3D available for downloadView of a Bay Window (30 Degree, Double-Hung) in 3D available for download
2’2”-6’2” | 66-188 cm
4’2”-11’3” | 127-343 cm
1’6”-2’8” | 46-81 cm
Bay Window - 45 Degree, Casement
188.000
343.000
81.000
490
https://p3d.in/e/U5nvs
GUIDE
3D
Bay Window - 45 Degree, Casement3D model of a Bay Window (45 Degree, Casement) viewed in perspective3D model of a Bay Window (45 Degree, Casement) viewed in perspective
2’2”-6’2” | 66-188 cm
4’2”-11’3” | 127-343 cm
1’6”-2’8” | 46-81 cm
Bay Window - 45 Degree, Double-Hung
188.000
343.000
81.000
390
https://p3d.in/e/rO9f1
GUIDE
3D
Bay Window - 45 Degree, Double-Hung3D model of a Bay Window (45 Degree, Double-Hung) viewed in perspective3D model of a Bay Window (45 Degree, Double-Hung) viewed in perspective
2’2”-6’2” | 66-188 cm
3’9”-10’1” | 114-307 cm
1’9”-3’2” | 53-97 cm
Bay Window - 60 Degree, Casement
188.000
307.000
97.000
405
https://p3d.in/e/uQBXA
GUIDE
3D
Bay Window - 60 Degree, CasementView of a Bay Window (60 Degree, Casement) in 3D available for downloadView of a Bay Window (60 Degree, Casement) in 3D available for download
2’2”-6’2” | 66-188 cm
3’9”-10’1” | 114-307 cm
1’9”-3’2” | 53-97 cm
Bay Window - 60 Degree, Double-Hung
188.000
307.000
97.000
305
https://p3d.in/e/HLB0k
GUIDE
3D
Bay Window - 60 Degree, Double-HungPerspective view of a 3D model of a Bay Window (60 Degree, Double-Hung)Perspective view of a 3D model of a Bay Window (60 Degree, Double-Hung)
2’2”-6’2” | 66-188 cm
2’6”-7’2” | 76-218 cm
2’-3’8” | 61-112 cm
Bay Window - 90 Degree, Casement
188.000
218.000
112.000
490
https://p3d.in/e/BNypY
GUIDE
3D
Bay Window - 90 Degree, Casement3D model of a Bay Window (90 Degree, Casement) viewed in perspective3D model of a Bay Window (90 Degree, Casement) viewed in perspective
2’2”-6’2” | 66-188 cm
2’6”-7’2” | 76-218 cm
2’-3’8” | 61-112 cm
Bay Window - 90 Degree, Double-Hung
188.000
218.000
112.000
390
https://p3d.in/e/WrKjO
GUIDE
3D
Bay Window - 90 Degree, Double-HungView of a Bay Window (90 Degree, Double-Hung) in 3D available for downloadView of a Bay Window (90 Degree, Double-Hung) in 3D available for download
2’2”-6’2” | 66-188 cm
4’5”-9’5” | 135-287 cm
8”-11.5” | 20.3-29.2 cm
Bow Window - 3 Panel, Casement
188.000
287.000
29.200
360
https://p3d.in/e/UZ4pV
GUIDE
3D
Bow Window - 3 Panel, CasementPerspective view of a 3D model of a Bow Window (3 Panel, Casement)Perspective view of a 3D model of a Bow Window (3 Panel, Casement)
2’2”-6’2” | 66-188 cm
4’7”-9’7” | 140-292 cm
8”-11.5” | 20.3-29.2 cm
Bow Window - 3 Panel, Double-Hung
188.000
292.000
29.200
110
https://p3d.in/e/UBmwY
GUIDE
3D
Bow Window - 3 Panel, Double-Hung3D model of a Bow Window (3 Panel, Double-Hung) viewed in perspective3D model of a Bow Window (3 Panel, Double-Hung) viewed in perspective
2’2”-6’2” | 66-188 cm
5’11”-12’6” | 180-381 cm
11”-1’6” | 27.9-45.7 cm
Bow Window - 4 Panel, Casement
188.000
381.000
45.700
360
https://p3d.in/e/6fUfF
GUIDE
3D
Bow Window - 4 Panel, CasementView of a Bow Window (4 Panel, Casement) in 3D available for downloadView of a Bow Window (4 Panel, Casement) in 3D available for download
2’2”-6’2” | 66-188 cm
6’1”-12’8” | 185-386 cm
11”-1’6” | 27.9-45.7 cm
Bow Window - 4 Panel, Double-Hung
188.000
386.000
45.700
110
https://p3d.in/e/M6lji
GUIDE
3D
Bow Window - 4 Panel, Double-HungPerspective view of a 3D model of a Bow Window (4 Panel, Double-Hung)Perspective view of a 3D model of a Bow Window (4 Panel, Double-Hung)
2’2”-6’2” | 66-188 cm
7’4”-15’5” | 223.5-470 cm
1’2”-2’ | 35.6-61 cm
Bow Window - 5 Panel, Casement
188.000
470.000
61.000
400
https://p3d.in/e/3b7PB
GUIDE
3D
Bow Window - 5 Panel, Casement3D model of a Bow Window (5 Panel, Casement) viewed in perspective3D model of a Bow Window (5 Panel, Casement) viewed in perspective
2’2”-6’2” | 66-188 cm
7’7”-15’8” | 231-478 cm
1’2”-2’ | 35.6-61 cm
Bow Window - 5 Panel, Double-Hung
188.000
478.000
61.000
150
https://p3d.in/e/6SYXi
GUIDE
3D
Bow Window - 5 Panel, Double-HungView of a Bow Window (5 Panel, Double-Hung) in 3D available for downloadView of a Bow Window (5 Panel, Double-Hung) in 3D available for download
2’2”-6’2” | 66-188 cm
8’9”-18’3” | 267-557 cm
1’6.5”-2’10” | 47-86.4 cm
Bow Window - 6 Panel, Casement
188.000
557.000
86.400
305
https://p3d.in/e/qLaL8
GUIDE
3D
Bow Window - 6 Panel, CasementPerspective view of a 3D model of a Bow Window (6 Panel, Casement)Perspective view of a 3D model of a Bow Window (6 Panel, Casement)
2’2”-6’2” | 66-188 cm
9’-18’6” | 274-564 cm
1’6.5”-2’10” | 47-86.4 cm
Bow Window - 6 Panel, Double-Hung
188.000
564.000
86.400
55
https://p3d.in/e/d2IuU
GUIDE
3D
Bow Window - 6 Panel, Double-Hung3D model of a Bow Window (6 Panel, Double-Hung) viewed in perspective3D model of a Bow Window (6 Panel, Double-Hung) viewed in perspective
Bay Window - 45 Degree, Casement
Comparison drawing of the Bay Window (45 Degree, Casement) compared to the larger size configurations

A 45 degree bay casement window is a type of window feature that protrudes from the main wall of a building at a 45-degree angle and is made up of three or more individual windows. This specific type of bay window features casement windows, which are hinged on one side and open outward with the help of a crank.

The window frames can be made of wood, vinyl, or aluminum and are usually designed to provide both natural light and ventilation. A 45-degree bay casement window can add value to a home or building, as well as provide a unique architectural element that enhances the aesthetic appeal of the structure. The 45-degree angle allows for a larger viewing area and can make a room feel more spacious and open.

The Bay Window (45 Degree, Casement) is available in a range of sizes with widths between 4’2”-11’3” (127-343 cm), heights ranging from 2’2”-6’2” (66-188 cm), and an overall depth of 1’6”-2’8” (46-81 cm).

Scaled set of drawings of the Bay Window (45 Degree, Casement) in front, side and top views
A 45 degree bay casement window is a type of window feature that protrudes from the main wall of a building at a 45-degree angle and is made up of three or more individual windows. This specific type of bay window features casement windows, which are hinged on one side and open outward with a crank.

The Bay Window (45 Degree, Casement) is available in a range of sizes with widths between 4’2”-11’3” (127-343 cm), heights ranging from 2’2”-6’2” (66-188 cm), and an overall depth of 1’6”-2’8” (46-81 cm).

Scaled set of drawings of the Bay Window (45 Degree, Casement) in front, side and top views
Bay Window - 45 Degree, Casement
Height:
2’2”-6’2” | 66-188 cm
Width:
4’2”-11’3” | 127-343 cm
Length:
Depth:
1’6”-2’8” | 46-81 cm
Weight:
Area:

Angle: 45 degrees

Materials
Wood, aluminum, insulating glass

Drawings include:

Bay Window (45 Degree, Casement) front elevation (various sizes), side view, plan views

Details & Downloads

Downloads

2D Downloads

3D Downloads

Bow Window - 5 Panel, Casement
Comparison drawing of the Bow Window (5 Panel, Casement) compared to the larger size configurations

A 5 panel bow casement window is a window feature that projects outward from the main wall of a building and is made up of five or more individual windows. This type of bow window features casement windows that are hinged on one side and swing outward with the help of a crank. The window frames can be made from various materials, including wood, vinyl, or aluminum, and are designed to provide both natural light and ventilation.

The curve of the bow window offers an expansive view of the surrounding environment and can make a room feel more spacious and open. The 5 panel design provides even greater flexibility in terms of customization and placement of the casement windows within the window feature. A 5 panel bow casement window is a popular feature in both residential and commercial buildings, adding both visual appeal and value to the property.

The Bow Window (5 Panel, Casement) is available in a range of sizes with widths between 7’4”-15’5” (223.5-470 cm), heights ranging from 2’2”-6’2” (66-188 cm), and an overall depth of 1’2”-2’ (35.6-61 cm).

Scaled set of drawings of the Bow Window (5 Panel, Casement) in front, side and top views
A 5 panel bow casement window is a window feature that projects outward from the main wall of a building and is made up of five or more individual windows. This type of bow window features casement windows that are hinged on one side and swing outward with the help of a crank.

The Bow Window (5 Panel, Casement) is available in a range of sizes with widths between 7’4”-15’5” (223.5-470 cm), heights ranging from 2’2”-6’2” (66-188 cm), and an overall depth of 1’2”-2’ (35.6-61 cm).

Scaled set of drawings of the Bow Window (5 Panel, Casement) in front, side and top views
Bow Window - 5 Panel, Casement
Height:
2’2”-6’2” | 66-188 cm
Width:
7’4”-15’5” | 223.5-470 cm
Length:
Depth:
1’2”-2’ | 35.6-61 cm
Weight:
Area:

Angle: 10 degrees

Materials
Wood, aluminum, insulating glass

Drawings include:

Bow Window (5 Panel, Casement) front elevation (various sizes), side view, plan views

Details & Downloads

Downloads

2D Downloads

3D Downloads

Bow Window - 6 Panel, Casement
Style and size comparison drawing of the Bow Window (6 Panel, Casement) compared to other size configurations

A 6 panel bow casement window is an impressive window feature that extends outward from the main wall of a building and comprises at least six individual windows. This type of bow window features casement windows that open outward with the help of a crank mechanism and can be crafted from a range of materials such as wood, vinyl, or aluminum.

The curved design of the bow window provides a clear and unobstructed view of the surrounding environment and can make any room feel more spacious and open. The 6 panel design allows for greater flexibility in terms of customization and placement of the casement windows within the window feature. 6 panel bow casement windows are a popular and sought-after feature for both residential and commercial buildings, offering both practicality and aesthetic appeal.

The Bow Window (6 Panel, Casement) is available in a range of sizes with widths between 8’9”-18’3” (267-557 cm), heights ranging from 2’2”-6’2” (66-188 cm), and an overall depth of 1’6.5”-2’10” (47-86.4 cm).

Set of scaled dimensioned drawings of the Bow Window (6 Panel, Casement) viewed from the front, plan, and side
A 6 panel bow casement window is an impressive window feature that extends outward from the main wall of a building and comprises at least six individual windows. This type of bow window features casement windows that open outward with the help of a crank mechanism.

The Bow Window (6 Panel, Casement) is available in a range of sizes with widths between 8’9”-18’3” (267-557 cm), heights ranging from 2’2”-6’2” (66-188 cm), and an overall depth of 1’6.5”-2’10” (47-86.4 cm).

Set of scaled dimensioned drawings of the Bow Window (6 Panel, Casement) viewed from the front, plan, and side
Bow Window - 6 Panel, Casement
Height:
2’2”-6’2” | 66-188 cm
Width:
8’9”-18’3” | 267-557 cm
Length:
Depth:
1’6.5”-2’10” | 47-86.4 cm
Weight:
Area:

Angle: 10 degrees

Materials
Wood, aluminum, insulating glass

Drawings include:

Bow Window (6 Panel, Casement) front elevation (various sizes), side view, plan views

Details & Downloads

Downloads

2D Downloads

3D Downloads

Bow Window - 4 Panel, Double-Hung
Style and size comparison drawing of the Bow Window (4 Panel, Double-Hung) compared to other size configurations

A 4 panel double-hung bow window is an impressive type of window feature that protrudes from the main wall of a building and is made up of four individual windows. This specific bow window design features double-hung windows, which can slide up and down within the frame for opening and closing. The window frames can be made from a range of materials, including wood, vinyl, or aluminum, and are designed to provide ample natural light and ventilation.

The curved design of the bow window creates a panoramic view of the surrounding environment and can make any room feel more spacious and open. The 4 panel design allows for greater flexibility in terms of placement of the double-hung windows within the window feature. A 4 panel double-hung bow window is a sought-after feature in both residential and commercial buildings, adding both visual appeal and value to the property.

The Bow Window (4 Panel, Double-Hung) is available in a range of sizes with widths between 6’1”-12’8” (185-386 cm), heights ranging from 2’2”-6’2” (66-188 cm), and an overall depth of 11”-1’6” (27.9-45.7 cm).

Set of scaled dimensioned drawings of the Bow Window (4 Panel, Double-Hung) viewed from the front, plan, and side
A 4 panel double-hung bow window is an impressive type of window feature that protrudes from the main wall of a building and is made up of four individual windows. This specific bow window design features double-hung windows, which can slide up and down within the frame for opening and closing.

The Bow Window (4 Panel, Double-Hung) is available in a range of sizes with widths between 6’1”-12’8” (185-386 cm), heights ranging from 2’2”-6’2” (66-188 cm), and an overall depth of 11”-1’6” (27.9-45.7 cm).

Set of scaled dimensioned drawings of the Bow Window (4 Panel, Double-Hung) viewed from the front, plan, and side
Bow Window - 4 Panel, Double-Hung
Height:
2’2”-6’2” | 66-188 cm
Width:
6’1”-12’8” | 185-386 cm
Length:
Depth:
11”-1’6” | 27.9-45.7 cm
Weight:
Area:

Angle: 10 degrees

Materials
Wood, aluminum, insulating glass

Drawings include:

Bow Window (4 Panel, Double-Hung) front elevation (various sizes), side view, plan views

Details & Downloads

Downloads

2D Downloads

3D Downloads

Bow Window - 6 Panel, Double-Hung
Comparison drawing of the Bow Window (6 Panel, Double-Hung) compared to the larger size configurations

A bow window with a 6 panel double-hung design is a remarkable window feature that extends outward from the main wall of a building, comprising at least six individual windows. This type of bow window design features double-hung windows that can easily slide up and down within the frame. The window frames can be constructed from a variety of materials such as wood, vinyl, or aluminum, and are designed to offer an abundance of natural light and ventilation.

The arched shape of the bow window offers an unobstructed view of the surrounding environment, creating a more spacious and open atmosphere in any room. The 6 panel design provides ample flexibility in terms of placement of the double-hung windows within the window feature, making it a highly customizable option for both residential and commercial structures. A 6 panel double-hung bow window is an ideal feature for those who value both practicality and aesthetic appeal.

The Bow Window (6 Panel, Double-Hung) is available in a range of sizes with widths between 9’-18’6” (274-564 cm), heights ranging from 2’2”-6’2” (66-188 cm), and an overall depth of 1’6.5”-2’10” (47-86.4 cm).

Scaled set of drawings of the Bow Window (6 Panel, Double-Hung) in front, side and top views
A bow window with a 6 panel double-hung design is a remarkable window feature that extends outward from the main wall of a building, comprising at least six individual windows. This type of bow window design features double-hung windows that can easily slide up and down within the frame.

The Bow Window (6 Panel, Double-Hung) is available in a range of sizes with widths between 9’-18’6” (274-564 cm), heights ranging from 2’2”-6’2” (66-188 cm), and an overall depth of 1’6.5”-2’10” (47-86.4 cm).

Scaled set of drawings of the Bow Window (6 Panel, Double-Hung) in front, side and top views
Bow Window - 6 Panel, Double-Hung
Height:
2’2”-6’2” | 66-188 cm
Width:
9’-18’6” | 274-564 cm
Length:
Depth:
1’6.5”-2’10” | 47-86.4 cm
Weight:
Area:

Angle: 10 degrees

Materials
Wood, aluminum, insulating glass

Drawings include:

Bow Window (6 Panel, Double-Hung) front elevation (various sizes), side view, plan views

Details & Downloads

Downloads

2D Downloads

3D Downloads

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