Opening limiter. Window limiters. Pickup from the point of issue

October 14, 2016
Specialization: master of internal and exterior decoration(plaster, putty, tiles, drywall, lining, laminate and so on). In addition, plumbing, heating, electrical, conventional cladding and balcony extensions. That is, the renovation of an apartment or house was done on a turnkey basis with all the necessary types of work.

Let me start with the fact that a window opening limiter can imply not only different mechanisms, but also different functions - it all depends on what you are going to limit and why.

For example, you can block the function of fully opening the sash from children so that the child does not accidentally fall out of the window. Or you can install shut-off valves that provide micro-ventilation mode.

Let's look at this in more detail and learn about the types of child locks and devices for air exchange from the street.

Window restrictors

Note. The very word “limiter” as a mechanism implies a forced reduction of any area of action. And each of them has its own instructions for installation and use.

Children's locks

I. Handle-lock

Perhaps the most popular limiters for plastic windows are metal handles with built-in shut-off valves, opened with a key. The advantage of such a lock is that in appearance and general configuration it is no different from a standard handle.

Therefore, to install it, it is enough to simply swap the mechanisms. After replacement, you will be able to lock the transom in two modes - closed or folded, from which you can only exit with a key.

II. Rim lock

Such a limiter is quite easy to install with your own hands: it is screwed onto the lower sash on the swing side. Please note top photo— you can clearly see that the working part of the lock is beveled, which makes it possible to open the transom in the folding mode without using a key.

But here you should be very careful when installing so as not to protrude beyond the rebate and not to support the rubber seal, as this will prevent a tight fit and the transom will not close.

III. Wrap-limiter

The principle of operation of the restrictive lock is very similar to that of a rim lock, but it is not fixed to the sash, but underneath it to the lower profile of the frame - you can see this in the photo above.

The essence of the operation of the device here is quite simple - you turn the screw flag and lock the mechanism with a key. The restriction here is effective only for the swing mode - folding opening can also be performed in the closed position of the device.

IV. Mortise lock

In the top image you can see what it looks like mortise installation restrictive shut-off valves for plastic windows. According to the principle of operation, the design is very similar to the overhead version and the twist.

However, installation here is much more difficult - you will need a tool to mill the bottom profile. Therefore for self-installation such a mechanism is not always acceptable. Here, too, only the swing mode is locked - the tilting function is not limited.

V. Handle instead of a key

Now let’s figure out how to install a handle with a plug, which functions exactly the same as the standard version, but is removed after switching to the desired mode. To install:

the original handle is removed;
in its place is screwed a socket with a decorative cover, which moves up and down, opening and closing the adjustment hole.

Essentially, this is the same key, only slightly larger.

VI. Stopper with chain

A children's restraint with a cable is similar in design to a door chain, only most often the restrictor here is an insulated metal cable, but sometimes there is a chain.

This locking option does not provide for fixing the sash in any specific mode - they all function. Only with a swing opening can the transom move away only within the length of the cable that is locked with a key. For a child, such protection is quite enough.

VII. Locking sliding windows

Blockers for sliding systems. For example, it is much more convenient to make a plastic or aluminum window on a loggia sliding rather than hinged - this saves usable space.

Of course, here you can adapt the kind of blocker that we discussed in the first paragraph, but it is still much more convenient to fix it on the side, as shown in the top photo. Several holes are drilled in the frame, and you can fix this lock in any mode that is convenient for you and safe for the child.

For most blockers, self-tapping screws are used when installing them. When choosing screws, I advise you to limit yourself to a diameter of 3-3.5 mm and a length of up to 15 mm, so that it does not rest against the steel profile inside the PVC.

3 modes of micro-ventilation

Microclimate handle:

The handle of the right sash is in micro-ventilation mode, the left one is in the “closed” position

some manufacturers of plastic windows provide a small opening function in tilt mode even during the manufacture of windows;
in fact, you buy a product and you don’t need to do anything to make a minimum air exchange - everything is done when arranging the shut-off valves;
for such designs there are four handle positions:

if the lever is turned vertically down, this means that the window is completely closed;
a horizontal position of 90° indicates the possibility of swing opening;
tilted position up 45°, this is micro ventilation;
vertical upward rotation allows you to open the sash in tilt mode.

Comb blocker:

A blocker of this type allows you to limit the opening of the sash in several modes, that is, by the number of notches on the latch. In this case there are four, but there may be more;
this lock consists of two parts - a comb strip, which is screwed to the frame at a distance of one millimeter from the sash, and a counter part, which is placed under the handle;
Since installing a limiter on plastic windows (meaning a comb) is very simple, even a teenager can do it. To do this, one screwdriver and two self-tapping screws are enough.

Climate valve:

The climate valve is not a lock in the mechanical sense of the term, however, it is a limiter that regulates the flow of air from the street;
since the installer attaches it inside the profile, then from the outside (from the street side and from the room side) only decorative overlays, which do not spoil the appearance at all window frame(they are selected by color);
It is noteworthy that the noise level during operation of such a valve almost does not increase, in any case, you will not feel it, since there is no direct hole here, and the sounds are damped by the walls of the valve;
The humidity level is controlled by polyamide sensors due to their own expansion coefficient, that is, the dampers do not require power supply.

Conclusion

In order to figure out how to correctly install this or that limiter, you need to carefully read the instructions, which are usually supplied by the manufacturer.

In addition, the installation of some models is described on the site and the video in this article also contains useful information. And if you have your own suggestions, tell us about it on the forum or on this page in the comments.

Window sash opening limiter (aka “comb”, aka “crocodile”) is a window ventilator. It consists of two parts - a comb (a small bar with indentations) and a retainer. The clamp is attached to the movable window sash, and the comb itself is fixed to the frame. Please note that the window comb simply secures, but does not lock, the window.

Combs are used for controlled ventilation of the room on rotary PVC or wooden windows. They provide the ability to fix the sash in 2 planes: vertical and horizontal.

Plastic comb (installation under the handle)

Available options:

Plastic comb with 4 positions. Length - 10 cm.

Plastic comb with 5 positions. Length - 12.5 cm.

The window opening limiter included is one installed under the handle. plastic window painted fastener.

Materials from which the comb for plastic windows is made:
- metal part under the handle made of painted galvanized metal,
- body - made of high-strength ABS plastic.

Operating principle of the comb

A comb window limiter is the most economical option for limiting the opening of a sash.

The principle of operation is very simple: depending on what kind of fresh air flow you want to provide, the size of the gap between the sash and the frame is selected, a strip with slots is placed on the protruding pin of the lock.

The window comb can be installed on any plastic windows from any profile. And not just for windows! The comb can also be placed on the balcony door.

Why do you need a comb window stop?

A window sash limiter in the form of a comb (crocodile) is needed to limit the opening of the window sash. A window equipped with a comb can be easily fixed when open and when open position. Fresh air will enter the room through the gap formed between the frame and the window sash. In this case, the comb will ensure rigid fixation of the sash in the position you need. This allows you to avoid strong drafts when ventilating the room, which is especially important in winter.

In addition, if you have pets like a cat who love to sit on the windowsills and look outside, then you simply need such a limiter. Through the narrow gap left by the limiter, your beloved animal will not be able to climb onto the ledge and leave you.

The comb sash opening limiters allow you to leave the fixed window sash unattended, without fear that a gust of wind will swing the window open.

Advantages of the comb

low price
ease of installation - installation does not require special skills
installation “under the handle” allows you to install the “comb” limiter on both plastic and wooden windows
opportunity to pick up suitable color- white or brown - depending on the color of your windows.

How to install the comb

To install a comb on a window, you must have on hand: at least one comb, 2 self-tapping screws, and a screwdriver.

If you forgot your screwdriver in the garage, you can use a regular screwdriver, as shown in our series of photos.

To install the comb on the window, you must first remove the handle from the window sash. To do this, turn the cover and unscrew the handle screws. One screw on top and one screw on bottom.

Then install the mating part of the comb with the rod on the handle.

Put the handle back in place.

Place the comb itself on the box opposite the mating part, located on the window sash under the handle, and mark the location of the screw with an orange felt-tip pen.

Secure the comb using two self-tapping screws and a screwdriver. Since the combs can be installed on plastic, wood or aluminum windows, you need to purchase screws yourself, based on the window material; they are not included with the combs.

As you can see, installing a comb on a plastic window is an easy process and takes very little time.

Previously, to fix the door, various objects or crumpled paper were placed under it. However, progress moves rapidly, and today no one uses sheets of paper to hold the door. And along with such door fittings as handles, latches and hinges, as an alternative to the well-known door chain, special door opening limiters are widely used, which allow the door to open slightly at a given distance.

The need to limit door opening

Limiting door opening using special latches can be useful in different cases, most often - when it is necessary to rationally plan the space in the room and ensure the safety of opening the door. In this way you can protect not only door leaf, but also furniture and walls from damage caused by excessively swinging the door open, as well as prevent injuries that can be caused by a sharply slammed door from a draft.

Sometimes it becomes necessary to fix the door in a certain position, for example, if you need to bring a large object into the room or ensure the unhindered movement of large groups of visitors. This is often necessary when the house has small child, who may accidentally pinch his fingers or hit the doors. It is also somewhat burglar-proof.

The use of special clamps where they are installed at the entrance is becoming especially relevant. double doors, which are not easy to hold open at the same time. For example, in suburban buildings it is often customary to install two entrance structures - steel and glass. The first door can be fully open during the day, held by a latch in a given position, and the glass sheet is used at this time as the main protection and additional source lighting.

Types of door opening limiters

Door opening limiters are presented in a wide range of door fittings market. Each manufacturer strives to make them in intricate designs, polished, chrome-plated, silver or gold, as can be seen in the photo of the door limiter. When choosing a door latch, it is advisable to select it in harmony with the fittings already present on the door.

Floor limiters

There are different types stoppers that are installed on the floor. Some of them are capable of holding the door leaf in a given position, others simply do not allow it to swing open enough to damage the standing pieces of furniture behind the wall or the wall decoration. Among them there are mobile and stationary products.

Stationary floor models include:

Magnetic holder. The principle of its operation is quite simple: a small metal plate is screwed onto the door leaf at the bottom, and the stopper itself with a magnet is attached to the floor in the place beyond which the door should not swing open. When the door is opened, such a plate is magnetized to the stopper and fixed in this position.
Door stop. This is the simplest product that does not fix the door itself, but at the same time does not allow it to open more than necessary.

Mobile floor clamps are much more diverse:

The most common door stopper in the open position is a regular wedge that has a non-slip base and can be made in the form of a figurine toy.
Another type of floor stopper is a device that fits onto the bottom end of the door, and its legs, which are non-slip, rest against the floor on both sides.

To close or open the door, just press the floor limiter of the interior door with your foot, thereby releasing it from the groove. There are other configurations of similar devices on sale, but they all work on a similar principle.

Wall stops

According to their purpose, wall clamps are divided into door slamming and door swinging limiters. Door swing limiters are small parts various forms and styles that are attached to the wall with screws and do not allow the door to hit it. Such devices are simple and magnetic. Their installation is justified in the case when you do not want to spoil expensive parquet with floor limiters, or if under your floor covering There is a "warm floor" system.

The open door stoppers that are attached to the top trim are considered more functional. The design in the tilted position does not prevent the door from closing, but if you turn it down 90 degrees, it will create an obstacle to the door closing completely. However, we want to reassure you: you should not be afraid that wall or floor opening limiters will damage the finish of the door. They are made from soft materials or equipped with a rubber lining at the points of contact with the door leaf.

Door stops

If you only want to protect your pets and children from a slamming door, you can put a C-shaped stop on its side or top end, which is made of elastic plastic, rubber or other soft material.

If you need to hold the door leaf at the desired angle, then you should pay attention to the door opening angle limiter, which consists of a metal body that is screwed to the door, as well as a brake pad. In order for the brake pad to extend and the door to lock against opening, you just need to press the foot pedal. To remove the fixation, simply lift the brake pad by pressing the lever.

Locking device limiters

When you need to restrict access to specific room, as a rule, locking device clamps are installed. Locks are rarely installed on interior doors. If it is possible to restrict access to the room, for example, to the bathroom, then it is customary to choose door handles with stopper. Such handles are equipped with a latch that holds the door in the closed position using a tongue that fits into the hole of a special strike plate on the frame. Magnetic latches are no less popular.

For entrance doors, locks are installed so that it is not possible to open the door with a key from the outside. Entrance doors often tend to slam shut at the most inopportune moment, for example, when you decide to take out the trash. Magnetic opening limiter front door This will not allow this to happen, since it holds the lock tongue inside the mechanism. For an interior door, a similar function is performed by closing limiters - attachments on the door or stand-pegs under the bottom of the door.

Door stop material

There are a huge number of door locks on store shelves. The price of door opening limiters often depends on the material from which the device is made. Steel, aluminum, steel alloys, brass, plastic and wood can be used to produce door stops. The stronger the raw material from which the latch mechanism is made, the more it can withstand a greater load.

If the latches are intended for a massive and heavy door to the living room or bedroom, it is worth buying stable mechanisms made of metal. If you want to make your bathroom door functional, just choose plastic limiter, which conditionally makes it clear to guests or household members that the room is occupied. If you want to protect your children from accidental bruises on their fingers, then you need to buy plastic or rubber door stops.

If you plan to prevent your front door from swinging open, you should opt for metal latches. In addition, they must have strong magnetization, which can stop the movement of the massive door leaf. For the lungs interior doors Magnetic latches with a lower magnetization force are intended.

If you have to protect furniture sets and finishing from the strong swinging of the door, it is better to choose wall clamps that stop the door from the wall at a certain distance. To prevent damage to the door finish, you should choose stops made of soft materials, for example, rubber, or clamps with soft pads.

It turns out that the door opening limiter is very useful thing. It will protect your furniture, wall decoration, and the door leaf itself from damage when the door is suddenly closed. In addition, your children will be protected from accidental injuries.

Plastic double-glazed windows operate in two modes: slot micro-ventilation and full opening of the sash. However, such provisions are often insufficient. A practical and affordable solution to the problem is a window opening limiter. The device holds the sash at a given level, preventing it from slamming shut or swinging open in the event of a draft. Let's figure out what types of window latches exist and how they work. Let us outline the selection rules and technology for installing the limiter.

A window restrictor controls the flow of air into the room and holds the sash in the selected position. The bar sets a fixed opening gap in the range of 1-10 cm.

Sash blocker

Tasks of the window sash stop:

Air supply adjustment. The required ventilation intensity is set in the room - the air flow circulates in a certain volume through a fixed slot.
Safety. The bar blocks the position of the window - it will not allow it to open wider than the specified level. This is very important for families with small children and pets.
Preventing drafts. The mechanism keeps the sash from suddenly swinging open. Thanks to this, the likelihood of unexpected drafts is reduced. In addition, there is no risk that nearby objects, flowerpots and expensive double-glazed windows will be damaged by abruptly opening the window.

FYI. Poor room ventilation is one of the main reasons, and in rooms.

Components of the limiter

A typical blocker is called a “comb” or “crocodile” because appearance devices. The latch has a simple design and operation scheme.

The simplest model of a window stop consists of two parts:

Comb. An extended bar with grooves and a hinged connection for raising/lowering the mechanism. The number of “notches” on the plate determines the opening range of the window. The most popular are four-position models.
Latch. The response part is located on the movable sash. A small metal pin holds the comb in position.

Window stop device

The use of a limiter involves selecting the window opening level and placing a pin between different positions of the comb.

Pros and cons of using a blocker

The main advantages of limiters for plastic windows are ease of use and the safety of operation of the sashes. Additional advantages include:

affordable price;
Possibility of application on previously installed windows;
ease of installation - all work can be done by yourself without the involvement of specialists or the use of expensive equipment;
simple care of the mechanism and the ability to self-replacement in case of breakdown.

Locker on the window frame

However, this method of fixing a window sash also has disadvantages:

non-compliance with installation technology is fraught with damage to the frame and deterioration of tightness parameters;
fragility of the structure - active, careless operation can damage the latch or lead to the strip breaking;
in the cold season, the use of a limiter is not relevant - the air inside the room quickly cools. One way to ensure ventilation in winter is to install.

A simple comb is not enough to fully protect children. To ensure complete security, lock models must be installed.

Types of window sash clamps

Window stops for PVC windows differ in the material of manufacture, installation location and mechanism of action. The listed parameters determine the strength of the bollard, its durability and reliability in terms of security.

According to the material of manufacture

For installation on PVC windows, three types of models are used:

plastic;
metal;
combined.

Plastic. An affordable device that is perfectly compatible with PVC profiles. Limiters are produced in several colors, the standard number of positions is 3-4 positions.

Plastic limiter

Disadvantages of PVC blockers: low strength, short term services. It is not advisable to install such modifications on sashes facing the windy side - heavy loads can cause deformation of the plastic.

Metal. More durable and therefore wear-resistant blockers. The most preferred are brass stops with an anti-corrosion zinc layer. The color range of metal retainers is limited: golden, silver, grayish and copper shades. The downside is the high cost.

Metal limiter

Metal-plastic. Combination devices include: plastic comb and a metal retainer. As a rule, the bar white. Interesting multi-colored options - to order.

Combined type of blocker

By mounting method

There are 2 installation methods:

installation under the handle;
installation in the overlap of the sash.

The first option is conventional combs mounted on a fixed part of the frame. The bar rises or falls without taking up extra space or clinging to the curtains.

Placement of the limiter under the handle

The second option involves installation at the end of the sash. The pin is fixed with long self-tapping screws that pass through both sash overlap bridges. This type of fastening is more reliable.

The window sash opening limiter is suitable only for plastic structures. Installation on wooden frame can lead to its deformation along the fibers natural material due to significant forces occurring on the pin.

Blocker at the end of the sash

By mechanism of action

Limiters for opening plastic windows design features and operating principle can be classified into the following groups:

External comb. A primitive “crocodile” for flaps. The model fixes the window for ventilation, but the degree of protection for children is insufficient.
Built-in limiter. An analogue of the external comb, the functionality corresponds to the previous device. Plus - aesthetics, hidden placement. The downside is that it does not provide security.
Constant brake. Blocks spontaneous opening and excessive swinging of the sash. A similar mechanism is used on the doors of offices and shops. Disadvantages: high cost, risk of breakage if the window is opened suddenly.
Handle-lock. Effective protection against children's access to windows. Externally, it is an ordinary handle, but shut-off valves are built inside. The downside is the limited choice of sash position and the need to keep the key safe.
Window limiter with cable. The capabilities are similar to a comb, but can withstand a tensile force of up to 550 kg. Installation on swing sashes is permissible anywhere; on tilt-and-turn frames – at the top of the structure.

Cable window rotation limiter

How to choose a window comb

Before purchasing a window stop, study the characteristics of different modifications. When choosing, experts recommend adhering to the following rules:

It is better to install activated brake mechanisms on balcony blocks.
For attic double-glazed windows and large windows, it is necessary to select metal fasteners of increased strength.
For active use and frequent opening/closing of the sashes, it is advisable to choose a window limiter with a cable. Alternative option– blocker with a locking mechanism.
If there are often drafts in the apartment or the windows are located on opposite sides, refuse plastic products.
To protect children as much as possible, it is necessary to install special restrictions for safe ventilation or.

Child lock on the sash

How to install a limiter on a window

The technology for installing a comb-type window retainer can be divided into three stages. First - preparatory activities. The second and third are the installation of the clamp and the bar with grooves, respectively. Let's look at each of them.

Preparing tools

Prepare your tools in advance. Having everything you need nearby will help you stay focused on your work.

Required tools and materials:

limiter with pin;
screwdriver or Phillips screwdriver for fixing elements;
self-tapping screws up to 10-12 mm long – larger fasteners can damage the window profile;
construction or household knife - necessary for prying off the plug;
pencil for marking - it is better not to use a marker on white plastic so that there are no marks left;
drill and drill bits.

You should have a tape measure and instructions on hand, supplied complete with the limiter for PVC windows.

Required Tools

Installing the retainer

The primary task is to install the pin on the opening window sash.

Sequence of actions:

Pry off the plug on the handle and turn it 90° - access to the fasteners will open.
Fix the window in open mode and remember the position of the handle - perpendicular to the vertical of the sash.
Unscrew the upper and lower bolts and remove the handle.
Place the comb bracket so that the board is under the window handle. The pin should point towards the return door.
As a rule, the holes in the bracket coincide with the holes where the screws are located.
Attach the bar with the pin, reinstall the handle and tighten the bolts.
Return the handle plug to its original position.

Installation of the window stopper

Bracket Attachment

This is the most critical stage of installing a limiter on a window. Here it is important not to make a mistake with marking and preparing the holes for mounting the comb - it will not be easy to correct the defect. Illiterate actions can lead to depressurization of the glass unit.

Work technology:

Close the sash with the lock and mark the level of the bracket. The pin should be located opposite the comb, but not interfere with the free opening/closing of the window.
Mark the planned location with a pencil.
Holding the toothed strip in the designated area, try to fix the window and check the operation of the sash.
If the elements are well joined, the limiter does not interfere with the use of the double-glazed window, then you can finally screw the bracket to the frame with self-tapping screws.

Checking the operation of the sash opening blocker

It is not advisable to “set” the guide on glue. Constant loads will quickly damage the strength of the coupling and the bar will fall off.

The entire process is clearly demonstrated in step-by-step video instructions:

Features of replacing an old element

Before installing a new limiter on plastic windows, you should consider several important points:

We need to find an analogue of the old comb. When purchasing, pay attention to the basic dimensions: the diameter of the pin and the distance between the mounting holes.
Even if only one element fails, the entire system must be replaced. Fasteners different models may have dimensions that will not fit the new grooves of the strip.
To change the brackets you need to unscrew two screws.

Replacing the sash opening limiter

When rearranging the bar, a number of rules are followed:

Remains of plastic on the screws must be removed - if this is not done, there is a risk of breaking the thread during tightening;
it is advisable to get into the old, used thread - first turn the self-tapping screw counterclockwise, and as soon as the fastener “falls off”, change the force vector.

If the holes of the new comb do not correspond to the old ones by 1.5-3 mm, they can be bored out with a file, and the bar itself can be secured with self-tapping screws with wide heads and press washers.

Making a limiter with your own hands

For windows country house can be built homemade device to regulate ventilation. You will need some simple materials:

a piece of wire with a diameter of 2-3 mm;
2 small nails - will act as a pin;
2 large nails - for making brackets and then fixing the limiting device on them.

Making a window blocker

Assembly algorithm:

Bend the wire in half, forming a loop in the middle and small curls along the edges.
Make an arch using long nails. Use pliers to give them the desired shape.
Drive staples from long nails into the fixed frame of the sash at a height convenient for adjustment.
Thread one end of the wire into the bracket.
Attach a small nail - a tripod - to the movable door.
To adjust and fix the position, the wire ring must be put on the clamp.

If the invention provides several turns of wire, this will expand the number of window opening modes.

A homemade device does not require financial investments, but in terms of strength it is noticeably inferior to purchased analogues.

Popular manufacturers of window clamps

The quality of the limiters is largely determined by the manufacturer. The following brands have earned a positive reputation among users:

Penkid. A Turkish company specializing in the production of steel window opening limiters with a cable. Metal models can withstand a load of 550 kg, cable length is 200 mm. The blocker cannot be broken or cut with a knife.
Roto. German quality - the manufacturer provides a ten-year guarantee on some window fasteners. Metal models are reinforced with multi-layer anti-corrosion protection, plastic ones are made of safe polymers.
Rehau. Window fittings from a German brand are characterized by reliability and long service life.
Vorne. Turkish products – balance good quality and affordable cost. Buyers praise the limiters for their durability. One of the disadvantages is the tendency of plastic blockers to lose their original whiteness over time.
"Bertha". Offer domestic manufacturer. Budget series products with good performance characteristics.
Ikea. Window safety systems for children. Products of the “Patrol” series are equipped with double latches, required quantity self-tapping screws Important advantage models - versatility. The clamps are suitable for plastic and wooden structures. The limiter can be installed on sliding sashes.

Ikea window blocker

Palladium sells decent products. A domestic company is engaged in the development and implementation window fittings. Metal stops have high level protection from thieves. Cable locks come complete with a key - a child lock.

Restrictors do not require special care. Periodically it is necessary to tighten the fasteners and check the reliability and integrity of the comb. If necessary, you can replace the window retainer.

It is not advisable to use the comb in frosty weather, heavy gusts of wind, heavy rains You need to close the windows in a timely manner and not load the blocker. This is explained by the significant pressure on the sash and the latch itself, which cannot always withstand it.

Using a Window Stopper

Read about other methods of micro-ventilation in ours.

Additional installation video tutorials

Installation procedure for three types of combs:

Installation instructions for the Penkid child lock. This universal device is also used to protect window and door designs from hacking:

Installation of the GIESSE FRIZ aluminum clamp:

Blocking window openings is a convenient and practical solution for ventilating a room. Some models perform additional task– children are not allowed to open the doors. Installing a limiter on plastic windows does not present any difficulties. The entire process takes about one to two hours and does not require expensive construction tools.

Window sash opening limiter (aka “comb”, aka “crocodile”)- window ventilator. It consists of two parts - a comb (a small bar with indentations) and a retainer. The clamp is attached to the movable window sash, and the comb itself is fixed to the frame. Please note that the window comb simply secures, but does not lock, the window.

Combs are used for controlled ventilation of rooms on rotary PVC or wooden windows. They provide the ability to fix the sash in 2 planes: vertical and horizontal.

You can buy a window comb in our store in white or brown.

Plastic comb (installation under the handle)

Available options:

Plastic comb with 4 positions. Length - 10 cm.

Plastic comb with 5 positions. Length - 12.5 cm.

The window opening limiter is supplied with a painted fastener installed under the handle of the plastic window.

Materials from which the comb for plastic windows is made:
- metal part under the handle made of painted galvanized metal,
- body - made of high-strength ABS plastic.

General characteristics

Material

comb - plastic, counter part under the handle - metal

Color

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