Choosing a ventilation grille with a check valve

excellent solution for home ventilation arrangement will ventilation grilles with a check valve.

As is known, the air in the surrounding area contains a large number of various impurities that adversely affect the human body.

in the air regularly accumulate dust, various organisms of unknown origin, harmful bacteria, moisture and many other trace elements, which simply can not be seen with the naked eye.

All this could harm human health and the cause of serious diseases.

To avoid this it is important to equip a home ventilation system that will effectively deal with getting into the living space of undesired elements.

This is especially true for the kitchen, which regularly collects a huge amount of bad odors.

Of course, you can buy and install a conventional ventilation system, but it will not protect the room from being hit by foreign odors and air from the street.

Installation ordinary extract will help to solve the problem with the removal of indoor air, however, will not protect the space from the street.

In this case, the way out may tire mounting special ventilation grilles, which will be equipped with a check valve.

Features and operation

If equipped with a ventilation system common ventilation grille, in this case air from the room is simultaneously removed from the street and act.

prevent this and to direct the air in one direction only, you can, if you set the ventilation grille, which will be equipped with special non-return valve.

This check valve is a certain cross-sectional area, which is formed as a circle, square, or so-called "butterfly".

This valve has petals that are firmly attached to the special axis in the ventilation shaft.These lobes are able to pass air only in one direction.

Thus, when the direction of unwanted air currents in the kitchen space, pitch data automatically come into a position in which the mine clearance just overlaps.

Usually, set this ventilation grille in the hood area, and not in the interior of the mine.

Ventilation grille, which is equipped with a check valve, has a number of advantages.

It primarily prevents the room is cold, and vice versa hot air from the street.

In addition, thanks to the installation of a ventilating lattice of this type can be prevented from entering the mine unwanted dust, insects and many other elements.

This ventilation grille protects the interior of the house from prying atmospheric odors, as well as through the installation of a special muffler in the room will come muffled sounds from the street.

The only drawback, which can be attributed to the ventilation grille, fitted with non-return valve, it is possible freezing of its petals at low temperatures outside, which will make it impossible to carry out simple ventilation of the internal space of the house.

However, when installing a ventilation grille of this type in the drawing, it will be possible to avoid this problem.

How to choose?

There are some specific rules that necessarily should be explored before you buy a ventilation grille, fitted with non-return valve.

First of all, you need to carefully inspect the hole in the inner area of ​​the hood, and measure all of its dimensions and cross-section.

This is to ensure that the device does come in size and did not have to change a new one.

In addition, when choosing this type of ventilation grilles should pay attention to its quality of performance.

Video:

better to overpay a little money and buy goods, which was produced by well-known manufacturer, which significantly reduces the risk of buying low quality of the ventilation grille.

We should not forget that in our time can find the appropriate product from the little-known manufacturer at an affordable price, which will have a decent quality.

Experts recommend when buying a ventilation grille, fitted with non-return valve to ask the seller the appropriate quality certificate.

This document can be found all the information about the product and to understand what it's assembled.

The materials of which made this type of device should be made only from environmentally friendly components and their composition should not include harmful components.

should also make sure that the acquired louver equipped with a check valve fully complies with all requirements and standards.

Only when all these conditions, you can buy the product, which in its operation would not cause harm to health.

Installation and operation

right to buy the ventilation grill with a check valve that is only half of the case.

great value plays its installation, to be performed by all the rules and only in this case it will effectively fulfill its primary purpose.Mount

it should drawing area and only the outer wall surface.

Some models allow for installation inside the ventilation shaft, but in this case it would be difficult to access later.

The ventilation lattice structure of this type must be provided special technological holes for fastening it to the destination.

This is done by means of ordinary screws.For a more robust fixing the ventilation grilles, equipped with a check valve, experts recommend the use of assembly foam.

Her whole field input exhaust holes zapenivaetsya, which does not overlap with the device.

Before you perform the installation of the ventilation grating of this type, it is recommended to check the position of the valve.

There is a risk that the reverse valve can be in the open position and just does not work if necessary.

If it becomes apparent only after the lattice is strongly reinforced in the ventilation shaft, would be extremely difficult to solve the problem, and in some cases even impossible.

Video:

In this case, the device simply will not be able to perform all of its functions.

When all the work is done correctly, then the problem of cleaning the premises of foreign odors and air entering from the street will be solved forever.

Today ventilation grilles, which are also equipped with a check valve is a fixture in modern ventilation space is not only home but also office.