Gable Roof Design | Dutch Gable Roof | Gable Porch Roof | Gable Roof Insulation

Gable Roof

Gable Roof

The gable roof has its own significance in the different roof gables used in houses. The gable roof house is triangular in shape, which corresponds to the English alphabet A.

Roofing is an important element of any building structure. The roof gable of any building protects the entire structure of the building in different weather conditions. Protects the building against weather conditions like rain, snow, hail, etc.

Different types of roofs have been developed according to weather conditions. The construction of different types of roofs in houses is found all over the world.

This type of roof is constructed with a slope in two opposite directions.

What Is Gable Roof?

What Is Gable Roof

A Gable roof is constructed of two sloping sections in opposite directions. Gable roofs are commonly found in some parts of the world in areas with cold or temperate climates.

The gable roof can be modified according to the design of the building. Two gable roofs can be designed and used to get more depth in the building roof.

General details are required in the construction of a gable roof. It does not require extra details. So gable roof is easy to construct.

Due to this gable roof is more prevalent in the world due to their ease of construction.

Historical Development of Gable Roof

Historical Development of Gable Roof

The history of the gable-style roof is found in Greek culture. In ancient times a gable-style roof was used to create a roof for a Greek temple. The gable roof was gradually used in countries like Europe and America.

Even today, in some European and American countries, gable roof shapes are used to construct buildings.

Between the 14th and 17th centuries, buildings using gabled roofs became popular. And during this period, Italian architecture was influenced by the construction of gable roofs.

Gable Roof Design

Gable Roof Design

The gabled roof structure consists of two opposite side sections from the roof ridge point. The two side slope sections of the gable roof connect at the top. Which is called the ridge point.

The pitch and gutter in the gable roof are designed according to the design of the building. The roof shape consists of a ridge board parallel to the rooftop and exterior walls.

The ridge board is between the tops of two common rafters. This ridge board is fixed with rafters by nail. The rafter is fixed in such a way that the slope remains in the downward direction. The rafter is fixed to the nail along the outer walls.

Different Types of Gable Roof Shapes:

Different Types of Gable Roof Shapes

  • Front Gable Roof
  • Box Gable Roof
  • Cross Gable Roof
  • Gable Roof with Shed Roof Addition
  • Dutch Gable Roof

1. Front Gable Roof

Front Gable Roof
The front roof gable is usually constructed at the entrance of the house. This design can be found mostly in colonial-style homes.

A front-gabled roof is also known as a false-front gable. This type of gable roof is not a real roof but is used for an attractive front.

2. Box Gable Roof

Box Gable Roof

This type of gable roof has a similar design to the classic design. This type of gable roof is characterized by triangular extensions at each gable end roof of the house. And the roof section ends at the end of the box.

A box-type gable roof is placed on top of the hip roof to create more space in the attic.

Also Read: What Is Cedar Wood | Cedar Wood Uses | Cedar Wood Siding Shingles | Benefits of Cedarwood

3. Cross Gable Roof

Cross Gable Roof

Cross gable roof structure consists of two or more gable roofs. In which the roofs intersect at an angle to each other. Usually, two gable roofs extend at right angles to each other.

Depending on the design of this type of gable roof, the layout of the building is often complicated.

For example, cross-gable roofs can be used in extended homes as separate wings, a large porch, or an attached garage.

4. Gable Roof with Shed Roof Addition

Gable Roof with Shed Roof Addition

This type of roof is designed to add a shed roof as a gable roof for expansion in older roof systems.

This is a popular simple solution for buildings that want to extend as a hybrid design. This type of roof provides the opportunity for more headroom and space without completely changing the design and aesthetics.

5. Dutch Gable Roof

Dutch Gable Roof

The dutch gable roof is attached to the hip roof. A Dutch gable roof is formed on top of a hip roof with a slope on all four sides. Also commonly called a gablet.

The dutch gable roof is a combination of the roof of the main building and the pyramid roof in the tower, adding to the variety of hip roofs.

This dutch gable can be used as a shed dorm on the roof. The building is decorated by a single-slope roof. Gambrel roofs are a type of gable roof.

Which are commonly associated with Dutch building traditions and pantries. Its design makes maximum use of space under the roof.

This Side Gable Roof is a popular design for some homeowners due to the specialty of this dutch gable roof. dutch gable roof design to enhance the aesthetics of the building.

In addition, dutch gable roofs are used to provide practical work as well.

Gable Roof Insulation

Gable Roof InsulationProper insulation and a watertight system should be considered when planning how to construct a gable roof that will provide dependable protection from temperature variations.

By installing insulation and vapor barriers (waterproofing materials) in the right order, you may ensure that the house will remain dry and warm for many years.

The vapor barrier must first be installed, pressing it firmly against the rafters using nailing strips. Any insulation with similar qualities, such as mineral wool, is spread out from above.

The roofing material is really placed on top and waterproofing that covers the insulation is fixed underneath the lathing.

Also Read: What Is Culvert | Types of Culvert | Advantages & Disadvantages of Culverts

Cost of Roofing Gable Construction

Cost of Roofing Gable Construction

Generally, the market cost of gable roof construction is about  $8 to $16 per square foot. Its exact rate depends on the market price of different materials.

For a 1,000-square-foot roof, costs can range from an average of $ 8000 to $16,000. Extra gables and dormers are treated as extra item rates.

Life of Gable Roof

Life of Gable Roof

The life of a gable roof depends on various factors. Such as the quality of the material used and the periodic maintenance of the roof. Properly installed gable roofs can last up to 40 years.

Advantages of Gable Roof

Advantages of Gable Roof

1. Water Drainage:

This type of roof can be used as a drainage system as it is of slope type. Due to the gable roof design, water and snow can slide easily from the roof. This feature of a gable roof reduces the risk of leakage from the roof and ensures the safety of the roof. Such a feature can last a long time.

2. Material:

There is an option to use any material from a variety of materials to build any roof. Depending on the requirements of gable roofs, metal sheets, clay tiles, and concrete tiles can be used to build the roof.

3. Easy to Build:

The design of a gable roof is simple and its specification is also simple. Gable roof construction is very easy and fast compared to other roofing options.

4. Gable Roof Cost:

The gable roof is easy to construct and can be used as an economical roofing alternative. The cost of designing this type of roof is lower than other complex roofing options.

5. Additional Space:

The triangular design of the gable roof provides more space for the homeowner. Homeowners can benefit from ventilation because of the gable roof.

Also Read: Engineered Wood Flooring for Basement | What Is Engineered Wood Flooring | How Long Does Engineered Flooring Last | Cost of Engineered Wood Flooring

Disadvantage of Gable Roof

Disadvantage of Gable Roof

1. Wind Damage:

It is not advisable to use a gable roof in hurricane areas. The design of the gable roof is unable to withstand high winds compared to other types of roofs. Because its design is kind of a stepper pitch. This allows the top of the roof to easily trap the wind.

2. Proper Installation:

While the design of the gable roof is quite simple, it should be done using a suitable material. In this type of roof, its framing should be installed so that it transfers sufficient load. If this roof is not installed properly, there is a risk of roof collapse.


Like this post? Share it with your friends!

Suggested Read –


Frequently Asked Questions

Gable Roof

A gable roof is a pitched roof consisting of two sections. It is a suitable option in cold or temperate climates. This roof shape is made up of rafters, roof trusses, or purlins.

Gable Roof Design

  1. Front Gable Roofs
  2. Cross Gable Roof
  3. Wooden Gable Roof
  4. Dutch Gable Roofs
  5. Side Gable Roof
  6. Boxed Gable Roof
  7. Asphalt Shingle Gable Roof

What Is a Gable Roof?

A Gable roof is constructed of two sloping sections in opposite directions. Gable roofs are commonly found in some parts of the world in areas with cold or temperate climates.

Gable Patio Cover

The gable roof style is reminiscent of an ‘A’ shape. The roof is peaked and the sides slope gently down. Both attached patios and detached patios can be covered with a gable roof. They’re both functional and aesthetically pleasing.

What Does a Gable Roof Look Like?

A gable roof has a distinct triangular shape. This type of roof also called a pointed roof or sloped roof is one of the most common designs.

Gable Roof Insulation

1. A board-type product, usually of low or medium density, made of mineral fibers, cellular glass, foamed plastic, lightweight concrete, wood fiberboard, or other materials, one or both sides of which may be faced with another material; provides thermal insulation in a roofing system.
2. Lightweight concrete which is used primarily for thermal insulation over a structural roof system.

Gable Dormer

Gable dormers are triangular-shaped roof structures. It usually has a window that leads to the building’s roof. Dormers are used by architects in their designs to maximize the available space in the loft and to open windows in the plane of the roof. Different types of dormer designs have evolved over time in various architectural styles.

Dutch Gable Roof

The Dutch gable roof can also be called a gablet. It consists of the top of a roof of a small gable. There are two sloping sides at the top center of this type of gable roof.

Gable End Roof

Gable End Roof is a section of the wall located at the end of a pitched roof, between the edges of the intersecting pitches. It is usually triangular and extends from the eaves to the ridge.

Cross Gable Roof

A cross-gable roof refers to a roof that includes at least two gable rooflines. Typically, the two ridges intersect each other at a 90-degree angle (as pictured). The length and height of each section can vary, so cross-gable roofs can have many different styles.

Gable Porch Roof

A Gable porch is a type of porch with a sloped roof. Its most interesting feature is the triangular shape in the front which creates the visual effect of the house having two roofs.  A gable porch roof is the top of a porch roof basically a triangular structure that covers the porch.

Gable Style Roof

A gable style roof is a style of roof that typically has two large sloping sides starting at a ridge that extends down to the end.

Types of Gable Roofs

  1. Front Gables Roof
  2. Box Gable Roof
  3. Cross Gable Roof
  4. Gable Roof with Shed Roof Addition
  5. Dutch Gable Roof

How Much Does It Cost to Add a Gable Roof?

On average, you can expect the cost to build a new gable roof on a home to be $9,000 to $13,500 for a 1,500 sq. ft. roof or $6 to $9 per square foot of roofing. Gable roofs are considered an affordable roof style since they are easy to build and install.

Double Gable Roof

Also known as a double-pitched roof, a double gable roof is simply a roof with two gables that connect or conjoin somehow.

What Are Roof Gables?

  1. A gable roof is a roof consisting of two sections whose upper horizontal edges meet to form its ridge. The most common roof shape in cold or temperate climates is constructed of rafters, roof trusses, or purlins. The pitch of a gable roof can vary greatly.
  2. Its versatility means that the gable roof is used in many regions of the world. In regions with strong winds and heavy rain, gable roofs are built with a steep pitch in order to prevent the ingress of water.
  3. By comparison, in alpine regions, gable roofs have a shallower pitch which reduces wind exposure and supports snow better, reducing the risk of an uncontrolled avalanche and more easily retaining an insulating layer of snow.

How to Build a Gable Roof?

The gable roof is one of the most popular roof designs due to its attractive symmetrical shape, efficiency at shedding water, and option for attic space. Building a gabled roof requires basic carpentry tools and skills, but as long as you make precise cuts and measurements, you’ll be able to make a roof for any simple structure.

How to Build a Gable Roof Over a Deck?

To build a roof over a deck, you need to connect the new roof framing to the existing home. The easiest way is to use posts and beam construction with rafters connecting the beam to the home. Other ways involve removing a portion of the existing roof, adding trusses, and other framing options.

How to Install Gable Trim on Metal Roof?

  • The first layer on top of the plywood or OSB roof deck is underlayment. For this, we chose a self-healing ice-and-water membrane to protect the shallow-pitched roof deck.
  • The tricky part in laying the underlayment is keeping it flat and wrinkle-free. Unroll the underlayment across the roof while removing the bottom half of the adhesive backing.
  • Overlap the previous layer by six to eight inches. Once the underlayment is rolled out, cut it flush and pull the rest of the adhesive backing out from underneath.

How to Install Metal Roofing on a Gable Roof?

  • Frame the basic gable roof with trusses to any suitable pitch. Install metal roofing only with a pitch of 4/12, which rises 4 inches per foot, or steeper; it is not suited for flat or low-slope roofs and works best on steeper pitches of 6/12 or more.
  • Sheath the roof with oriented strand board and roofing paper and insulate it like you would any roof.
  • Install corrugated panels with galvanized steel or aluminum screws, depending on the metal roofing, with plastic washer heads. Run corrugations down the roof.
  • Start at one bottom edge, fasten a panel aligned with the bottom and side edges of the sheathing and fasten it with about 20 screws per panel.
  • Overlap panels horizontally by one ridge and one valley and vertically by at least 6 inches.

How Much Does a Gable Roof Cost?

  1. On average, you can expect the cost to build a new gable roof on a home to be $9,000 to $13,500 for a 1,500 sq. ft. roof or $6 to $9 per square foot of roofing.
  2. Gable roofs are considered an affordable roof style since they are easy to build and install. Keep in mind that costs can vary based on your home size, choice of roofing materials, and local labor costs by roofing contractors in your area.

How Much Does It Cost to Build a Gable Roof?

The average cost range to install roofing on a gable roof is $7,000 to $20,000, with most people paying around $9,000 for 1,500 sq. ft. of architectural shingles.

Adding a cross-gable will be less costly. For a 200 sq. ft. addition, expect to pay between $2,000 and $4,000 for a new cross gable and $3,000 to $6,000 for an extension of the existing roof frame.

In addition, you will pay between $1,500 and $5,000 to add a new roofing material to the new section. If you cannot match the color or material of your existing roof exactly, you need to reroof it entirely.

Gable Roof Construction

A gable roof is a roof consisting of two sections whose upper horizontal edges meet to form its ridge. The most common roof shape in cold or temperate climates is constructed of rafters, roof trusses, or purlins. The pitch of a gable roof can vary greatly.

A gable roof design consists of the two sides sloping downward towards the walls in the construction of buildings whereas a hip roof design consists the all roof sides sloping down towards the wall in the construction of buildings.

Gable Roof Frame

A gable roof is a roof consisting of two sections whose upper horizontal edges meet to form its ridge. The most common roof shape in cold or temperate climates, it is constructed of rafters, roof trusses, or purlins. The pitch of a gable roof can vary greatly.

Gable Type Roof

A gable roof has at least one flat end called a “gable.” This triangular end is not composed of roof materials. Instead, it is made of siding, stone, or whatever materials are used on the rest of the home’s exterior. A gable roof can have one, two, or more gables. Gable roofs are most common in cold climates.

Leave a Comment