What is a parapet: types and features of installation

Many roofs must have a parapet because it enhances a building’s appearance and functionality. A parapet is essentially a low barrier or wall that provides protection and extends above the roofline. Among its many functions is to act as a barrier to keep people from falling off the edge of the roof. Parapets can also improve a building’s aesthetic appeal by keeping rooftop components like solar panels or HVAC systems hidden from view.

There are numerous varieties of parapets that are frequently employed in building. A continuous, solid wall that rises above the roof is called a solid parapet. Although this kind of parapet offers superior seclusion and wind protection, its weight may necessitate additional structural support. The perforated parapet is another popular style; it has holes or other ornamental features that let light and air through while still acting as a barrier of protection.

Planning ahead and taking a number of factors into account are necessary when installing a parapet. Usually, the installation process starts with the design stage, during which engineers and architects decide on the parapet’s height, composition, and design in accordance with the functional needs and architectural specifications of the building. Skilled artisans or contractors adhere to these specifications when constructing the parapet, guaranteeing a seamless integration with the pre-existing roof structure.

It’s important to take local building codes and regulations into account when installing a parapet since they may specify minimum height requirements and other safety requirements. In addition to guaranteeing adherence to these rules, proper installation increases the parapet’s resilience and protective capacity for the building and its occupants.

The fence for the roof

This design is present anywhere there is a risk of a person falling from a height because the parapet serves as protection. We will start our review with the roof, which is just one location where it can be installed.

The parapet wall is only intended to be a constructive element in buildings that have flat roofs. And the majority of these are the roofs of residential, commercial, or industrial structures. This option is only available in private homes when the property has an operable roof that serves as a space for recreation or where a sports area, for example, is equipped.

Brick wall with a railing made of metal

Roof’s reinforced concrete fence

Parking above a multistory structure with a concrete parapet

Terrace on a privately owned home’s operational roof

Since the end wall is a continuation of the main wall and forms a fence on the roof, it is constructed of the same material.

Speaking of which, In order to prevent moisture build-up, freezing, and the formation of a cold bridge, steps have been taken to improve the wall’s heat efficiency. In order to achieve this, the horizontal surface is covered with parapet elements (castings) and the vertical surface is insulated with mineral wool. See a special article for more details on the tinting of the roof.

Shielding the parapet wall’s horizontal surface

Papeyte sutures

Parapet steel tide

The roof’s surrounding wall’s construction

Only lightweight concrete on a porous filler is used to create the parapet panels, which cover the end portion of walls in buildings constructed with prefabricated reinforced concrete and shaped like a hat. Metal tints are one possibility.

In the event that the house’s walls are made of brick, the end wall features a layer structure that creates a thin wall inside the carrier wall and an outer layer of cladding and insulation. A steel parapet element also covers the entire structure from above.

When setting up a parapet, one of the most crucial problems to be resolved is the intersection of the roof pie adjoining. This ensures that moisture from precipitation on the roof won’t seep into the wall joints where the coating slabs are installed, which is crucial for maintaining the microclimate beneath the rooms.

The parapet castings device

Installing parapet castings—variants of which are depicted in the above picture—carries out the joints in the joints.

The installation procedure for steel parapet element

Table 1: The process for adding a parapet to the surrounding structure

Installing insulation and end wall cladding is the first step.

Step 2 is attaching the bracket.

Installation of the cast is step three.

Step 4: Joint sealing

Step 5: The two elements’ final connection

Step 6: Mounting mechanically

The surrounding wall can be fully pasted from the inside and above using the same roller material that was used to waterproof the roof itself, rather than having a metal tint applied to it. The fact that precipitation protection is dependable is crucial.

Choice not to use a metal parapet

Video – a device of parapets when repairing a soft roof

Video – installation of parapet

Roofing prices

Roofing fences

"A parapet is more than just a barrier in the world of roofing; it’s an essential component that unites practicality and style. As a shield against wind and fire, a parapet acts as an extension of the roof’s edge, supporting the structure and hiding any mechanical components. This article discusses the many kinds of parapets and how to install them, emphasizing the benefits these elements provide to building durability and design. The comprehension of parapets reveals their crucial function in roofing systems, regardless of their application in contemporary architecture or historical restoration."

Parapet on the balcony

Parapet refers to the front wall of the loggia, which is typically constructed from the front side of the loggia. Indeed, and it doesn’t really matter because it serves the same purpose as the roof: it keeps people from falling from a height.

A lodge with a guardrail

In contrast to the built-in loggia, the balcony features a detached structure. The balcony plate is not meant to support heavy loads because it is only pinched on one side. Therefore, massive parapets on balconies are not designed during the construction of apartment buildings; instead, lattice metal fences are provided.

Latticed balconies with fencing

However, residents frequently choose to construct parapet walls around the balcony’s perimeter and install frame or careless glazing in an attempt to keep it dust-free and use it as an extra residential or auxiliary room even though it isn’t heated.

Simultaneously, some employ a full-bodied brick for this purpose, giving no consideration to the weight at which the balcony plate must be removed. The results can be appalling, and old houses frequently experience balconies collapsing.

This is what occurs to balconies when they are not operated properly.

Consequently, you should carefully consider your options before beginning to construct a substantial balcony parapet made of heavy materials. Silicate brick should never be used for this purpose. In severe situations, thin, lightweight porous concrete partitions may be used, though they may be excessively heavy.

Blocks made of foam concrete for use as fencing

Older homes typically have balconies, which are the most unsightly feature of the facade, and metal fences rust over time due to prolonged building use. Most residential buildings constructed on more contemporary, typical projects have balconies designed to eliminate the need for residents to come up with something.

They can be completely covered in glazing as an alternative. Glazing and a metal fence are combined at the same time to create a common spatial structure that improves the balcony.

Bezbrane balconies with developer-installed glazing

Parapet of the frame type

Framed glazing with a forged parapet for decoration

If the glazing is frame, such as in the shape of conventional windows, a frame-made metal parapet is suitable for it. This indicates that the exterior of the frame is covered in facade materials like siding, profiled sheets, and thermal panels that mimic brickwork, and that the interior of the frame is filled with insulation.

The wall’s plain interior is covered with lining, PVC panels, and leaf material that has been further stained or pasted. A beautiful decorative parapet made of stainless steel or forging that is visible from both sides is enhanced by panoramic glazing.

How to make a frame fence

In essence, the desire to add glazing frames to the balcony leads to the decision to build a capital parapet. Ultimately, mounting the window on a thin metal fence with railing is not an option. Additionally, bending the vertical elements of the grate makes it impossible to sheathe for insulation purposes. All that’s left to do is remove the outdated fence and build a new parapet.

To do this, you must attempt

At times, the only reason an alteration is necessary is because the old elements are decaying and I just want to restore the balcony to its original appearance. We’d like to present one of these choices to you.

Fakhverk on the balcony

The Fahverk style, which is used not only in the construction of buildings but also in interior design, has long been admired for its exquisite geometric combinations of metal or wooden structures. Of course, a fence constructed in the finest traditions of this style for a terrace or balcony will not go unnoticed.

Table 2: Detailed instructions

Installing pieces of the parapet

Attaching to the corners

View of the completed fence from the balcony

View of the completed fence from the street


Not only can a parapet be built on the balcony, but it can also be built on the patio outside or in the pavilion.

In conclusion, a parapet is an essential component of roofing architecture that offers both practical advantages and visual appeal. Its main function is to provide a barrier of protection along a roof or terrace’s edge, improving safety by averting falls and acting as a barrier against wind and other environmental factors.

Parapets come in a variety of forms, each appropriate for a particular architectural style and set of practical requirements. Modern designs frequently include low parapets because they provide a minimalist look while still fulfilling safety regulations. High parapets, on the other hand, offer the chance to add aesthetic elements or provide support for rooftop installations in addition to improving safety.

In order to guarantee structural integrity and aesthetic coherence with the building’s overall design, installing a parapet requires careful planning and execution. Longevity and performance depend on the selection of appropriate materials, such as weather-resistant composites or sturdy metals. Furthermore, careful installation guarantees that the parapet blends in seamlessly with the roof structure, providing dependable protection without sacrificing architectural coherence.

Comprehending the function and implementation of parapets is crucial for both architects and homeowners. A roof’s aesthetic appeal and architectural integrity can be improved in addition to its safety and functionality by selecting the appropriate type and guaranteeing professional installation.

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Alexander Sorokin

The owner of the roofing company, an expert in the roofing markets. I'll tell you about the novelties of the roofing industry and help you choose the best option for your home.

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