How to measure windows for blinds without drilling. How to measure roller blinds? Measurements for installing horizontal blinds in the opening

After the installation of plastic windows, it is necessary to provide for the installation of blinds that are suitable for the design, which allow you to create optimal natural lighting in the premises in any weather outside the window.

But for correct installation and design selection, you need to know how to measure the blinds on plastic windows on one's own.

This knowledge will help save money on paying for work. construction team or buy more expensive model blinds.

Choosing the right type of blinds

It is possible to measure for the installation site of the blinds and determine their dimensions only after the appropriate type has been selected, on which many nuances and methods of measurement depend. Some people are mainly focused on decorative properties and ease of use, which, in general, is correct, but it is worth noting the fact that the complexity of their installation can vary significantly.

Roman blinds are great for residential areas of the apartment.

Therefore, it is worth choosing such designs that maximally satisfy all the requirements of the design of the room, but at the same time it is possible to install them yourself. Manufacturers offer the following types of structures for indoor installation:

  • classic version with horizontal or vertical slats;
  • roll;
  • Roman curtains;
  • pleated.

The first and second options are optimal and inexpensive, therefore, if there is no experience in measuring and installing, then they are ideal. To carry out measurements under them is quite simple, they are undemanding in operation and quite maintainable. If you want to create a unique design, then other options will do.

Determine the mounting method

Before you measure the window, you need to decide on the method of fastening the structure to be installed.

If you follow the instructions, you can mount the curtains in minutes

To do this, you can use the following recommendations:

  • Vertical fastening can be done inside the opening or directly to the wall, depending on how the plastic window was installed.
  • Vertical structures must be fastened in such a way that there is a minimum distance of more than 50 mm from the floor.
  • If the blinds are planned to overlap with the window opening, then you must be prepared for the fact that part of the window sill will be occupied by its design.
  • When fastening vertical design the width is selected so that the canvas protrudes beyond the window by at least 15 cm.

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mount in window opening should be carried out so that the window sill is not touched by the canvas, that is, it is required to make an indent in height of 20 mm. It is necessary to determine in advance the direction of opening the blinds and select the mechanism.

The process of measuring the size of blinds for plastic windows

Steel tape measure allows you to take measurements with high accuracy

Correctly measuring the blinds means choosing the right tool, choosing the right necessary design and decide on the place for installation, and then execute necessary steps measurements.

It is important to measure all the necessary linear dimensions only using a steel tape measure, since only it can provide the required accuracy.

Application of others measuring tools can create significant problems later, since even 1 mm up or down is enough for this error to be visible throughout the life of the window.

Measurement of dimensions of horizontal or vertical blinds

Before measuring blinds on plastic windows, you should choose one of the ways to install blinds:

  • In the opening The method is effective for mounting on blind windows with non-opening sashes.
  • Over the opening. The implementation of the method is similar to the first case.
  • On the window sill. The method is suitable for one-piece double-glazed windows or windows with one glass installed.
  • Inside the window.

Measurements for installing blinds in the opening

When measuring, take at least 2-3 width measurements to be sure of accuracy.

Measure blinds for installation in window hole possible in the following order:

  • Measure the dimensions with a tape measure window opening at several points (at least three) for each linear dimension to eliminate the situation with an uneven opening.
  • If distortions are found in width or height, then the smallest of the three values ​​​​is selected.
  • We subtract 10 mm from the width of the opening, and the height of the opening is equal to the height of the canvas.
  • We take into account the presence of opening sashes and adjust the dimensions so that the window in the open state does not touch the folded canvas.
  • We take into account the location of the adjusting controls and make the appropriate adjustments.

In order to choose the final dimensions and if there is any doubt about the measurements taken, it is recommended to make a sketch in a convenient scale and apply all the structural elements to it.

Measuring blinds for installation over the opening

Installing the structure over the opening is very simple, as it is correct to measure required dimensions quite simple and almost impossible to make any mistakes. Therefore, this method of installation is one of the most common.

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Blinds over the opening look beautiful and are an element of decor

The measurement process is carried out as follows:

  • We measure the window opening in width and height.
  • To determine the web width, add 20 mm to the measured value.
  • It is possible to calculate the height of the structure only by adding 50 mm to the measured value of the opening height, which, in fact, we do.
  • We make adjustments to the position of the controls and the structure itself in a collapsed form.

Taking measurements to install blinds between the wings

It is quite difficult to choose the size of the blinds for installing them between the window sashes. Therefore, it is important to fulfill correct measurements, the sequence of which is as follows:

  • We measure the dimensions of the visible part of the glass inserted into the frame, excluding glazing beads.
  • If distortions or irregularities are detected, we select a smaller size value, and we carry out measurements at several points.
  • The dimensions of the web formed by the lamellas are determined by adding 10 mm to the measured values ​​​​to the height and width.
  • The selected size should take into account the location of the blinds in a collapsed form and at the same time not interfere with the opening of the window sashes.

Taking measurements for installation inside a window

The installation of blinds inside the window is only possible if the window frames have the correct geometry and it is possible to move the blinds controls to the outside. That is, the plastic window frame must be specially designed for this species blinds. In most cases, the design of the window does not provide for opening sashes.

The sequence of actions for determining the dimensions of the canvas is as follows:

  • With a tape measure, we measure the height and width of the visible part of the glass, including the glazing beads.
  • We determine the presence of curvature in the plane of the frame and decide on the possibility of installing blinds.
  • From the measured window height, we subtract the height of the structure for fastening the canvas, which protrudes beyond the position of the upper glazing bead. We add 30 mm to the obtained value and get the desired length of the web.
  • The width of the canvas should be equal to the measured width of the window with glazing beads.

Such products, as a rule, have a compact shape, their length does not fall below the window sill, while the panel fits snugly against the glass, occupying a minimum of free space, which allows the window sill to be used for functional purposes.

However, there are also large roller blinds designed for panoramic windows. They are fixed under the ceiling and deployed to the entire height of the wall, to the floor.

The main emphasis in such curtains is placed on their functionality - it is in rolled products that the most modern fabrics are used - blackout, dimout and day-night.

Blackout textiles, thanks to the presence of two reflective pads, provide complete darkening of the room, while dimout fabric, on the contrary, allows sunlight to pass through, but filters the ultraviolet rays spreading heat, which guarantees a pleasant coolness in the room even during hot summers.

Day-night curtains combine the advantages of the above two fabrics, such panels consist of alternating strips of dimout and blackout materials, the position of which can be adjusted, thereby setting the desired level of lighting in the room.

Design features of roller blinds

The system of roll products of any kind has a standard design, consisting of:

  • The upper shaft, during the rotation of which the curtain is deployed. The shaft can be open or closed type. In closed structures, it is hidden inside the box, which is fixed on the window frame. Cases are distinguished by a variety of shapes - they can be rectangular, oval and triangular, from materials - plastic, aluminum, wood are used.
  • Vertical guides installed on the side edges of the window. They are necessary for uniform deployment of the curtain and for holding the fabric when the sash is opened for vertical ventilation. Guides can be heavy - from plastic strips, and light - from ordinary fishing line .;
  • Cloths, in the lower part of which a weighting bar is sewn.

Consider how you need to measure the window for roller blinds for each mounting method.

Mounting over the opening

First of all, you need to measure the window for roller blinds by parameter F - the distance between the upper contour of the opening and the ceiling. You can install a curtain in this way only if the size of this section exceeds 70 millimeters, otherwise you simply will not have room for mounting the box.

Sash mounting

Roll curtains of the Mini class are installed on the sash - these are the simplest products without side rails.

  1. We determine the width of the glass - the width of the canvas should exceed it by 6 centimeters so that the fabric, due to a margin of 3 cm on each side, completely covers the window;
  2. Mini curtains are supplied with standard mounting brackets with a width of 2 cm, add an additional 4 cm to the width of the curtain and you will get the required overall width of the product;

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Determine the length of the control chain - it is usually 2/3 of the total height of the web

Measuring a window for installing vertical blinds is easy!

Installation in a window opening

If you want vertical blinds installed inside window opening, it is necessary to measure the full width and height of the opening (from wall to wall), as shown in the diagram below. The measurement must be carried out at least three times in each direction and the smallest values ​​should be chosen.

  • for measurement accuracy, ;
  • measure in 3 places, both "Width" and "Height", and then choose the smallest of the values. Be careful and always double-check yourself!
  • in order for vertical blinds to be installed in the window opening, it is necessary "Height" and "Width" decrease by 2 cm.
  • such as window handles. Check if the blinds will not be an obstacle when opening the window for ventilation or when fully opened.

Wall or ceiling mounting above a window

If you want vertical blinds to be installed outside the window opening, you must measure the width and height of the opening, taking into account allowances, as shown in the diagram below. The measurement must be carried out at least three times in each direction and the largest values ​​should be selected.

  • for measurement accuracy, use steel tape measure;
  • measure in 3 places, both "Width" and "Height", and then select the largest of the values. Be careful and always double-check yourself!
  • To order vertical blinds, it is necessary that the measurement points at the top be at least 10 cm above the window opening. The measurement points along the edges should be no closer than 8 cm to the edge of the opening. The measurement points below can be 2 cm above the window sill, battery or other obstacle.
  • pay attention to obstacles such as window handles, radiators, screens, heating pipes. Check if the blinds will be an obstacle when opening the window for ventilation.

Please note that when ordering vertical blinds, as "Width" and "Height", you indicate the overall dimensions of the product!

Ordering slats (fabric) for replacement

If you want to replace fabric in blinds, it is necessary to measure the length of one lamella and the number of lamellas on the eaves.


  • for measurement accuracy, use steel tape measure;
  • make sure all slats are the same length. Be careful and always double-check yourself!
  • To order a fabric set, please specify the size shown in the diagram on the left. Nothing needs to be added or subtracted;
  • pay attention to the condition of the sliders and cornice mechanisms. Try to carefully remove some of the slats and make sure you don't break the hooks that hold them on. Replacing hooks without dismantling the eaves and its complete bulkhead is not possible!

During the operation of the product, it is strictly not allowed to move apart and move the slats of the blinds if they are in the closed position. The slats must be shifted in a fully or slightly open state. Otherwise, breakage of rotary mechanisms is possible!

Do you have any questions?

  • Our specialists are ready to assist in the selection of vertical blinds for any type of windows.
  • To enable us to provide qualified assistance, send us a picture of the window by email [email protected] website
  • If possible, call our customer service center by phone +7 495 790-04-26. We work: Mon-Fri 9:00-19:00, Sat 10:00-17:00.

Blinds are an excellent interior solution, beautiful and effective. With the right choice of model, material and color, they can ennoble any room. When buying, be sure to take into account the compliance of the blinds with the size of the window. How to measure window parameters for blinds and not make a mistake?

How to properly measure a plastic window for installation:

You can take measurements yourself or call specialists from the store where you are going to purchase blinds. The main thing in this process is accuracy and accuracy. After all, an error in measurements can result in extra costs of money and time.

If you decide to take measurements for blinds on plastic windows yourself, this article is for you.

What are the important features of window measurements and orders worth knowing?

How to take measurements of a window for blinds and not make a mistake? Observe the following rules:

  1. Use a steel tape measure, only it will give a fairly accurate measurement result;
  2. Refuse to round measurements, only exact numbers are needed, up to millimeters;
  3. When ordering blinds, specify the width first, and then the length;
  4. Check the measured parameter in several places, because the window cannot be an ideal shape, and the subsequent functionality of the blinds depends on the errors.
Each type of blinds requires a specific approach, a certain measurement technology.

Measurements for horizontal blinds

Horizontal blinds were the first light filters to enter the functional home and office market. And to this day they perfectly cope with all their tasks, easily bypassing competitors.

How to measure the opening for horizontal blinds on plastic windows? To begin with, it is worth deciding on the installation method, on which the dimensions of the canvas depend. There are three options for installation on the opening, in the opening, on the sash. In the first and second cases, the location of the control does not matter; it can be located both on the right and on the left.

How to correctly measure a window to install horizontal blinds on an opening?

Mounting on the opening allows you to visually expand the boundaries of the window. This is an excellent design decision, also because in case of incorrect measurements, the blinds can still be installed.

  1. Measure the width and height of the window opening in several places, take the largest indicator as a basis;
  2. Add 1 cm to the width;
  3. Add 5 cm to the height.

Measurements for installing horizontal blinds in the opening

Blinds installed in the opening are perfect for large windows. They practically do not take up space and will be one of the most practical solutions for the interior.

And how to measure the window to install the blinds in the opening?

  1. Measure the width and height of the window opening in several places, select the largest indicator;
  2. Subtract 1 cm (preferably a little more) from the width;
  3. Subtract 1 cm from the height indicator.

Measurements for installing horizontal blinds on the sash

Mounting on the sash is the most convenient and ensures maximum efficiency of the blinds as light filters. When opening the window, the blinds do not have to be rolled up, which greatly facilitates their use; also with this fastening, the window sill is completely free, and flowers and interior details can be placed on it.

So how to make a measurement under the blinds on the sash on plastic windows?

  1. Measure the width and height of the sash in several places, select highest value;
  2. Add 1 cm to the width;
  3. Add 3 cm to the height;
  4. Determine the side of the control mechanism; it should be located on the opposite side from the handle.
Window sash measurements should be carried out along the borders of the glazing bead

How to measure the window opening for vertical blinds?

Vertical blinds bring sophistication to the interior. If you choose the right material and color for the blinds, you can be sure that they will fit perfectly into the room.

Vertical blinds can be installed on the opening and in the window opening. The choice of installation option depends on your preferences and on which method best reflects the design idea.

Blinds will look great if their width is a multiple of 8 cm (one-sided opening) and 16 cm (double-sided opening).

Window measurements for vertical blinds mounted on the opening

Mounting on the opening helps to hide window distortions, cover the battery and pipes. However, if you chose this installation method vertical blinds, you must not forget that the window sill and the battery are issued from common plane walls, and blinds should be positioned so that they open without touching these parts of the room.

So how to correctly measure the place under the vertical blinds on the opening to the plastic windows?

  1. Measure the width and height of the window;
  2. Add 20 cm to the width;
  3. Add required amount centimeters to length if you install blinds on the ceiling, this will be the height from the top of the window to the ceiling; if the installation will be carried out on the wall, add 10 or more centimeters;
  4. Add to the resulting length the distance from the bottom edge of the window opening to the place where the blind slats should end.

Window measurement for installation of vertical blinds in the opening

By installing vertical blinds in the window opening, you can not make allowances for window decor if there is furniture in front of the window. Blinds that fit into the window opening do not interfere with the environment. However, remember that this mounting option is only suitable for a fairly even window, because all the errors in the lines of the window opening will be very clearly visible when you install the blinds.

How to measure the size of future vertical blinds installed in the opening on plastic windows?

  1. Measure the width and height of the opening in several places, select maximum values;
  2. Subtract 1 cm from the width;
  3. Subtract 2-3 cm from the height.

Measurements for installing roller blinds

Roller blinds are compact and practical. They roll up and open form take up no space at all. Moreover, due to the existence different types fabrics, roller blinds can darken a room up to 100%.

Roller blinds are installed on the wall, in the opening and on the sash.

In any calculations for roller blinds, add 0.5 cm to the height to take into account the cornice

How to measure the window opening for the installation of roller blinds on the wall?

So how do you freeze roller blinds, which will be installed with an overlap on plastic windows?

  1. Measure the width and height of the window opening in several places, select the maximum value;
  2. Add at least 10 cm to the width;
  3. Add 20 cm to the height.

Window measurements for installing roller blinds in the opening

How to measure roller blinds for installation in an opening on plastic windows? As with vertical and horizontal blinds, this method should only be used if your window is fairly even, otherwise all its defects will become visible.

  1. Measure the width and height of the window opening in several places, calculate the maximum values;
  2. Subtract 1 cm from the width;
  3. The length can be left unchanged, because if the roller blinds are a little longer than necessary, they can simply not be unfolded to their full length.

Window measurements for installing cassette roller blinds

This method of fastening roller blinds will allow you to most effectively control the lighting in the room.

Blinds have been popular for a long time. Per last years in the manufacturing world of lamellas, there have been changes that have led to the emergence of design solutions for arrangement of windows of apartments, cottages. This is a universal product for window decoration, which does not lose its relevance over time. Many people use it, but few people know for sure how to properly measure for installation.

Designs differ in production materials, forms, mechanisms of work, external data, functional qualities. The direct function of the lamellas is to adjust the luminous flux. They pass and create a barrier to too bright light. A characteristic plus of blinds is that they do not interfere with frequent ventilation. Do not deform under the influence of the flow fresh air. They are easy to care for, no need to spend extra money on cleaning.

Important information about the correct measuring procedure

For the most accurate results, use an iron tape measure. Don't try to round numbers. Consider everything down to the millimeter. To correctly determine the size, first measure the width and then the length of the window.

If you are measuring for old Soviet windows, you should separately measure each window sash.

All parameters are measured in different places. There may be chips on the windows, which should also be taken into account. As a rule, the range of building markets offers three main types of blinds: horizontal, vertical and woven roll.

How to measure a window to install horizontal blinds

Horizontal blinds are popular among the population. This is due to the fact that they less space than vertical ones, therefore they are suitable for a balcony or loggia. The design is not massive, mounted by drilling. They are made from thin log cabins of wood: cherry, beech, oak, yew. Regardless of the type of wood, such blinds look elegant, especially if the double-glazed window of the loggia is wooden. Additionally, the models are painted with a layer of varnish, thanks to which they characteristically gleam in the sun.

To freeze under horizontal structure, decide initially on the installation method. In order to install the structure, it is necessary to measure the length and width of the double-glazed window. When buying a model, add + 1 cm to the length, and + 5 to the width.

Installation horizontal blinds on the sash suggests:

  1. We measure the width of the window opening in several places.
  2. We make a mark in the widest place.
  3. Add one centimeter to the width.
  4. We measure the height.
  5. Add four centimeters to the height.

You can clearly see the measurements in the photo below:

Measurement on a standard window

How to measure vertical blinds

Vertical blinds are made from fabric, polyester and plastic. Materials are pre-treated with special dust-repellent, antistatic agents. They are easy to care for and clean from dust. In addition, the market offers models made of aluminum. Such designs are heavier than woven or bamboo, but are durable. The only drawback of the designs is the size. On the small balcony vertical slats look out of place.


Measurement of vertical blinds

Vertical structures are attached to the opening and into the opening. For uniform closing of the entire window area with lamellas, it is necessary that the area on the sides exceed eight centimeters. Thus, the double-glazed window looks harmonious. When installing on an opening or ceiling, add the area from the ceiling to the window or from the opening to the cone to the height. A more detailed measurement mechanism is shown in the photo:


Measurement of vertical slats

Roller blinds - practical option in terms of installation and measurement. Install them on the wall and to the double-glazed window. The most popular woven pattern is the zebra pattern. When measuring, add 1 cm to the total height of the window. Curtains are one solid canvas, at the top of which there is a box. When open, the fabric hides in it. Using mounting tape, the box is easy to attach to the double-glazed window. To do this, glue the double-sided tape to the structure, which is then pressed against the window. Before attaching the eaves to the adhesive tape, be sure to degrease the surface of the window. Make sure that the curtain is evenly attached and carry out installation strictly according to the markup. The rest of the fabric roller shutters are installed in the same way.

More detailed instructions for installation and measurement you will find in this video: