How to install plastic corners on a window opening. How to glue a plastic corner: types of glue, installation technique. Glue it on the arch

Windows are responsible for many parameters. This is the source natural light and ventilation, they regulate the heat and sound insulation of the room. However, everyone will agree that this is also part of the interior, so they appearance very important. Therefore, let's look at how to glue corners to slopes.

Why is it necessary to install corners on slopes?

Let's start with the most important thing - why is this necessary? What role do the corners play - only decorative or do they have more serious functions? Let’s not argue with the fact that if you frame the slopes of doors or windows with special decorative elements that fit perfectly into the design of the room, then the interior will immediately change for the better.

But besides this, they also perform a very important protective function. Sooner or later you have to carry large items through the opening, which can damage the corners, and you can simply accidentally hit external corner and damage it. There can be a lot of situations, but the main result is the same – a damaged surface and, accordingly, a damaged appearance. In addition, as practice shows, most often the wallpaper begins to peel off in these places. So it is best to protect the outer corner of the slope with the help of a decorative element, which will also transform the interior.

Installation of corners on slopes - which product to choose?

Having made sure that the installation of corners is not just a whim, but a necessity, we will study the construction market in order to make right choice. These products are divided into types depending on the material from which they are made. So, the corner can be plastic, wooden, bamboo, made of cork or MDF. Absolutely each type has its own pros and cons; let’s look at them in more detail.

Plastic corners are made by hot bending a sheet of polyvinyl chloride. Basically, they have the same shelf width - from 10 to 40 mm in increments of 5 mm. However, there are asymmetrical specimens, for example, 10x25 mm, but regardless of this parameter, the angle between the sides is 90 degrees. If it is necessary to transform an arched opening, this is done using a special flexible profile. Their advantages include their relatively low cost; they do not require painting, unlike wood.

The next type is cork corners. Such decorative elements quite often used for arched openings, but this does not mean that their use is limited only to this area. They can also be used for finishing slopes various shapes. Cork has a number of advantages, including strength, fire resistance, practicality and environmental friendliness. In principle, this material has practically no disadvantages, except that if your pet wants to sharpen its claws on it, this will damage the surface.

It is also worth noting wooden and bamboo products, which will always be signs excellent taste and will fit into almost any interior. In addition, we must not forget about their environmental friendliness. True, such elements are somewhat more expensive than their counterparts made from other materials, and besides, they often require painting. More from natural wood You can also compare a material like MDF, only it costs significantly less, because wood dust is used to create it.

It can be seen that the range is quite extensive, and there is plenty to choose from. But what should be guided by this? Of course, no matter how much we would like to, the budget is almost always limited. Therefore, first of all, we have to proceed from our financial situation. As stated above, plastic products have quite reasonable price, while their appearance is not much inferior to their analogues from natural materials. But, in addition to the price, you should also pay attention to the fact that these decorative elements fit harmoniously into the design of the room.

For arches, you should purchase special arched corners of different sexes; they ideally maintain their position when bent. Please note that the wider the sides of this element, the greater the load it can withstand.

How to glue corners on slopes - we can do it ourselves

Having figured out what such products are made of, what their features are and having decided on the choice, you should learn how to install corners on slopes. detailed instructions is given below.

How to glue corners onto slopes - step-by-step diagram

Step 1: Selection of materials

In addition to the corners themselves, we will also need an adhesive composition with which we will fix the selected element. When choosing it, it is worth remembering that quite often, especially if it is necessary to glue a narrow product, the glue seeps out from under it and, naturally, ends up on the walls. As a result, the latter may be damaged, which, accordingly, will negatively affect the appearance of the room as a whole. Therefore, you should choose this adhesive composition, the excess of which can be removed from the surface. Transparent silicone sealant works great.

Step 2: Surface Preparation

Basically, corners are glued to new slopes, but nevertheless, check that the surface is relatively flat, since large bumps cannot be hidden by any decoration. It should be free of foreign objects such as nails, screws, etc. It also needs to be degreased; white spirit is suitable for this purpose.

Step 3: Measurements

So, now it’s time to decide on the number of elements. Let's do necessary measurements(height and width of all door and window openings where the corners will be installed). Please note that they usually have a length of 2.5–3 m, so for each vertical door slope one piece will go away. In order to save money, trimming can be used only if one trimming is enough for the entire side, for example, a window opening or the upper slope of a door. Otherwise, the joint will be noticeable and will spoil the whole picture.

Step 4: Trimming

Before discussing how to attach corners to slopes, you should find out how to trim them. After all, this stage is the most labor-intensive and, perhaps, even the most important, since it determines how close their edges will be, and this directly affects the aesthetic appearance of the entire room. It is best to trim with a fine-tooth hacksaw. First you need to measure the length of the opening, then put marks on the corner itself so that the segment corresponds to this parameter. Next, we cut off the part that will be adjacent directly to the slope strictly according to the marks, and the part that will be adjacent to the wall at an angle of 45°.

Step 5: Installation

Finally, we got to the main question, how to glue the corners onto the slopes. However, before proceeding directly to fixation, you should carry out, so to speak, fitting. Once you are sure that everything is trimmed correctly, you can move on. Apply the adhesive solution to the inside of the corner, at the junction of the sides, in increments of approximately 10 cm. At this stage an indispensable assistant will mounting gun. After this, we quickly press the product to the surface and fix it in this position with masking tape. You should start with a horizontal slope, and then proceed to the side slopes. We remove excess sealant from the surface of the walls with a damp cloth and let it dry thoroughly. You can remove the tape only after 24 hours. This is how plastic corners are installed on window or door slopes. As you can see, there is nothing complicated in this process.

After the plastic windows are installed, it is necessary to Finishing work, which involve the installation of external and internal slopes. There are several ways to install them: you can attach them to a pre-installed installed frame or glue the slopes to the windows using various adhesives.

Types of materials

Work can be performed using the following materials:

Mounting method on polyurethane foam

You can glue the slopes to the windows using polyurethane foam. This is a universal material with a high degree of adhesion. How to glue plasterboard slopes in this way is shown below.


Why should you choose plastic products?

Plastic is the most common and versatile material.


Plastic slopes are most often installed

This is due to his performance characteristics and ease of installation. The advantages of plastic slopes include:

  1. Easy to care for the surface - just wipe the plastic with a cloth and soapy water;
  2. High-quality plastic does not fade when exposed to sunlight;
  3. Plastic looks best combined with the profile surface of plastic windows;
  4. The service life of these products is calculated in decades;
  5. For plastic slopes, when insulating them, you can use mineral wool. In this case, heat loss through the window structure is reduced and the effect of window fogging is eliminated;
  6. The moisture resistance of the plastic is obvious, so it does not collapse under the influence of condensation;
  7. Simple installation - the parts just need to be treated with adhesive and fixed to the surface of the base.

Installation

Glue plastic slopes Can traditional way- on polyurethane foam. This installation has some differences from that used for plasterboard slopes.


What is liquid plastic

Liquid plastic has recently appeared on the construction market. It has found application in many areas, including the installation of plastic slopes.

Liquid plastic is used for gluing plastic slopes

Liquid plastic is a type of modern sealant that can be used as glue when attaching plastic slopes. The content of liquid PVC in its base gives this material many positive qualities.

Mode of application

Using this glue, you can guarantee strong adhesion between the material and the surface.

Using liquid plastic when processing joints and seams, you can be sure that it will never acquire yellow, as happens with silicone analogues. This ensures a neat appearance of the window opening.

During temperature changes indoors plastic panels, secured with silicone, may lose the tightness of the connection. And the panels, placed on glue in the form of liquid plastic, will stay in place for many years.

When working with this material, it is important to consider that it hardens in one minute. This is the interval during which it is necessary to apply it and distribute it over the surface. You need to work quickly and efficiently the first time.

It is also worth considering that liquid plastic is quite toxic due to the chemical reaction, therefore, when working with it, you must use a respirator and ensure an influx fresh air into the room.

It should be noted that after the glue based on liquid PVC dries, it will become absolutely harmless to environment and people.

Positive qualities of liquid plastic

The appearance of this modern material did not go unnoticed by specialists involved in the installation of metal-plastic windows. For them, the question of how to glue plastic slopes has disappeared forever. Liquid plastic is characterized by the following positive qualities:

  • When processing joints it is achieved highest degree sealing;
  • It cannot be washed off with water, like its silicone counterpart;
  • It does not turn yellow over time, does not emit or absorb foreign odors;
  • The material does not change its qualities even after 10 years;
  • It is moisture resistant;
  • Does not rot or become moldy;
  • Does not collapse or fade when exposed to sunlight;
  • Resistant to mechanical stress;
  • Has an affordable price.

If you glue the slope onto liquid plastic, you get a neat monolithic structure.


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Today it is the most popular decorative element for the final finishing of PVC windows.

How to properly install plastic corners with your own hands? And what are the nuances when installing plastic corners?

How to attach plastic corners?

First, we note that before directly installing the plastic corners on the windows, it is necessary to cover the corners with wallpaper, paint, etc. That is, you can start attaching them only after all finishing work has been completed.

For mounting a plastic corner you will need the following tools:

  • assembly adhesive (liquid nails)
  • masking tape (scotch tape), and in a room with high humidity– silicone sealant
  • metal scissors or hacksaw
  • pencil
  • directly PVC corners

Finishing windows with plastic corners consists of several stages. Let's look at each of them:

Preparing the surface for gluing PVC corners

1. Remove all protruding parts: curtain nails, wallpaper, even any protrusions on the wall. To do this, knock down part of the plaster.

We cut off the wallpaper near the slope - to make it easier to tear it off if you plan a renovation

2. Remove the wallpaper from a corner of the wall. Otherwise you will stick plastic corner not on the wall, but on the wallpaper, which is wrong.

Cut the wallpaper to such a width that there is no gap between it and the plastic corner.

3. Degrease with a weak solvent, or so-called. white spirit that part of the window slope on which the plastic corner will be attached.

Preparing a plastic corner

1. Place the plastic corner against the wall and mark it with a pencil (on top and between the side slopes).

First point: The side corners are measured after gluing the top corner. And the bottom one - after installing the side ones. This makes it less likely that there will be gaps between their edges.

Sometimes external sides corners are cut after installation

2. Carefully make cuts along the resulting marks using metal scissors. Trim the inside edges of the corners at a 90 degree angle. And the external ones are 45 degrees.

Second point: If you have any excess left on the plastic corner, cut it off with a hacksaw.

Third point: the corners must be strictly straight, and the width of both sides must be the same.

Installation of plastic corners on slopes

After installation, the corners are fixed with tape for a day

1. Apply a thin dotted layer of glue to inner side plastic corner, closer to the center. The glue is applied at intervals of approximately 10 to 15 mm.

3. Press the corner onto the surface along its entire length.

4. Secure the plastic corner for a day in two or three places with masking tape/adhesive tape.

5. Once the glue is dry, carefully remove the masking tape.

So, by observing all the subtleties when installing plastic corners on windows, you can correctly attach PVC corners with your own hands without any effort.

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For the beauty and aesthetics of internal and external slopes in window openings the best thing

From our article you will learn how practical such a design as corners for plastic windows is. We will introduce you to various types corners, we will name the sizes of plastic corners and indicate the prices for them.

Features of corners for plastic slopes

Plastic corner made of PVC, or as they write in the warehouse in the accessories sheet, a plastic window corner is made from hard PVC way“hot” bending of the sheet using a special technology without the formation of cracks, even if it is -30 C outside.

A plastic corner for slopes is used to close the gap between window design and a quarter and to cover the mounting foam in the seams from precipitation and from exposure to direct sunlight.

Decorative plastic corner - its advantages

The PVC corner gives not only strength, but also durability to straight and arched slopes when interior decoration rooms with material such as drywall. Or if you have plastered the door and window slopes or painted the walls.

Plastic corners are laminated with multi-colored film

In addition, the corner:

1. Ideally protects corners from wallpaper wear

2. Hides all discontinuities while creating a completely even angle

3. Easy to clean and process

4. Durable - up to about 100 years, because it does not rust

5. Has a wide range of colors

6. Does not require additional processing and painting, compared to a wooden corner

7. Much cheaper than corners made of wood and aluminum. For one piece - from 15 rubles. up to 280 rub. The price of a plastic corner depends on the country of origin, size and color range

8. Easy to install with glue

9. They can be used to seal internal and external joints of absolutely any structure at an angle of 90 degrees, if you need to mask a loose connection of one surface to another

Types of plastic corners and their sizes

Depending on the area of ​​application, there are 4 types of corners for plastic slopes:

1) If slopes are subject to wear, then use following sizes of plastic corners: from 20 x 20 to 50 x 50 mm. And for the greatest reliability and strength, generally use aluminum corners.

For arched windows or openings, flexible plastic corners are used

2) If you need to frame the arches, then use arched heterogeneous (with unequal sides) plastic corners made of PVC. Since, when bent, they perfectly maintain the required position for installation.

Dimensions of PVC plastic corners: 5 x 17 mm, 10 x 20 mm, 15 x 25 mm.

3) If you want to perfectly arrange the joint between the wall panels and the slope, then use "T" shaped profile from PVC. Its dimensions:

  • 12 x 10 mm
  • 18 x 10 mm
  • 20 x 10 mm
  • 22 x 10 mm

4) If slopes are less susceptible to various material influences, then use plastic corners for windows small sizes : 10 x 10 mm, or 15 x 15 mm. Such corners for plastic windows create a more aesthetically pleasing and neat finish.

In addition, there are also plastic slopes with removable corner. These removable corners are located around the perimeter, are quite elastic and can easily be bent by 3-6 mm.

If you are planning a renovation, you don’t need to remove them: just tuck the plastic exterior wallpaper under the corners using a spatula.

Plastic slopes with a removable corner are produced only by Germany and Belgium.

Types of corners by type of finish

In addition to the area of ​​application, corners are distinguished depending on the finish:

1) Plastic corner outer

2) Inner plastic corner

In its turn, The external plastic corner is divided into two subtypes:

An equilateral corner with a 90-degree turn. During installation, both sides of such a corner turn outward. The façade corner with a mesh is mounted on clips.

1. 90 degree corner. These are attached to plastic window so that only one shelf is visible. The other shelf is adjacent to the profile and enters the gaps between the quarter and the window frame.

2. Angle with 105 degree rotation. It is installed on a plastic window simultaneously with two shelves on the outside.

However, such a plastic corner for mosquito net inappropriate, because a visible shelf will interfere with the normal installation of the insect screen.

Unlike previous ones, internal plastic front corner with mesh is an installation system without the use of screws. Instead, special clips are used.

Plastic corner - not too noticeable, but extremely important element when decorating walls and slopes. The many advantages of this material have made it popular among private craftsmen and construction and commercial organizations. Affordable price compared to metal products, will allow you to buy polymer corner element, saving your budget.
Products made of polyvinyl chloride have a number of advantages:

  • Light weight allows installation on all types of walls.
  • A variety of shades makes it possible to choose a color for any situation.
  • Does not absorb water and does not form dampness.
  • They are easy to install and can be quickly dismantled if necessary.
  • Variability of sizes is a significant plus for rooms of different sizes.
  • The polymer is resistant to deformation, does not wear out, has a service life of correct installation at least 50 years old.

Performs both aesthetic and technical functions. The variety of options allows you to realize any design idea.

Variety of colors

The color palette includes more than 70 shades. There are positions with imitation wood and metal, so the plastic corner is suitable for both high-tech and classic design. Most often, for standard rooms they try to purchase a bar white, it is universal in its own way. Despite the fact that the white corner perfectly performs its main functions, masking construction errors in joints, it is also invisible after installation due to its neutral shade. Plain profiles are an indispensable attribute in office and large production premises, are used to hide defects and protect the corners of walls, the planks are attached to liquid nails and blend in with the shade of the walls.
Designers advise choosing a shade that is a shade darker or that matches the color of the wall, but modern styles Often the game with contrasts turns out to be advantageous, so the scope for choice is another advantage of plastic corners; moreover, if installed correctly, it will last for decades.

Types of plastic corners

Protruding elements are the most fragile parts in the room, often subject to accidental mechanical influences, therefore it is important to promptly and correctly select and install the frame, focusing on color scheme interior interior.
Polyvinyl chloride corners can be divided into several types according to the place of application:

  • External - masks the outer edges of the protruding elements of the room. Copes perfectly with the mechanical effects of accidental impacts, especially when furnishing the interior with furniture.
  • Internal - used at the joints of walls or floors, serves mostly a decorative function.
  • An arched corner is indispensable when framing curved joints. Due to its properties, the flexible element is popular in non-standard design solutions. Which in turn has undeniable advantage before metal products.
  • Self-adhesive universal - based on the name, it is suitable for framing any junctions. Due to its flexibility, it can be given any degree. Accepts properties when room temperature, therefore in winter period After transporting the material, we recommend waiting at least two hours before installation.

This page presents positions from world leaders in the production of decorative plastic corners. Polish Cezar and Lemal and German manufacturer universal self-adhesive corners.
Installation does not require special skills and is done using liquid nails. In the case of self-adhesive elements, you need to tear off the tape and place the profile on the joint of the walls. You yourself regulate the installation location by bending the element; due to its versatility, it is suitable for all types of connections of load-bearing structures.

How to choose the right model?

Polish companies are the world leaders in the production of plastic finishing materials. Corners Cezar and Lemal are famous for their durability, variety of colors, and quality of workmanship.
Cezar has a wide range of solid, wood and metallic shades in its arsenal. Standard size range:

  • Equilateral(mm)
  • Flexible arched versatile (mm)
  • Length 2.75 meters, sold in packs of 25 pieces.

36 shades according to the Ral catalog. In the product card you can choose the color you need. They comply with all modern standards.

Lemal colored plastic corners have double-sided embossing, so they can be used on both internal and external joints. The colors are predominantly directed towards decors that best convey the color of their wooden counterparts.

  • Equilateral(mm)
  • Flexible arched versatile(mm)
  • Lemal products are 2.75 meters long and are sold in packs of 25 pieces.

Unlike competitors with similar pricing policy, Polish products for masking construction irregularities are extremely resistant to temperature changes, sun rays and mechanical damage. Having installed them once, you can be sure that they will retain their original color and will not require replacement for the next decades.
For those who are accustomed to practicality and want to simplify the installation process, we offer universal self-adhesive corners, made in Germany. They easily take any degree, the composition of the material allows you to bend the angle in any direction.

  • Equilateral plastic (mm)
  • Universal plastic self-adhesive corner is sold in rolls of 50 linear meters in white. Thickness 1mm.