Extractor fan in the bathroom: eliminate excess humidity

Bathroom - the place where you first need a quality ventilation

Types and functions of ventilation for bathrooms

Before you make a choice in favor of a ventilation system, you need to familiarize yourself with the types and principles of operation of such systems. Bathroom extractor fan may be organized by natural and forced.

Natural hood. This extractor operates by natural causes, such as differential pressure and temperature in the room and beyond. The exhaust air is removed through a ventilation duct extending into the wall of the house. For the implementation of air is enough open windows or doors through which fresh air enters.

The principle arrangement of natural ventilation in bathrooms

Very often, especially in apartment buildings of the old buildings, ventilation ducts are blocked or clogged due to the destruction of ventilation end walls on the roof of buildings. In that case, the natural extractor fan in the bathroom did not work.

Mechanical drawing. Such system operates by drawing the fansForcibly removing the contaminated air flow diverting air ducts. Installation of a ventilation can be done at any time, while natural ventilation channels laid on the construction phase.

Decorative grille for exhaust in the bathroom, you can choose any decor

Extractor fan in the bathroom: the criteria for selection of equipment

To install the hood in the bathroom, which will be fully cope with their functions, should be familiar with the parameters and characteristics of the equipment:

• and equipment in the bathroom for the extraction device must be consistent with the safe operation and have the appropriate certificates and the guarantee certificate;
• elektrovytyazhka in bathroom, working from the network should be placed in a protective enclosure, to prevent ingress of water droplets into the apparatus or wet steam;
• power (capacity) handling unit should allow contaminated air output in full screen. In the case where one extractor passes through the bathroom from the toilet, its capacity should be sufficient for the maintenance of two buildings;

Useful advice!By purchasing the hood of the middle class for the bathroom, keep in mind that the optimum performance of the device must not be lower than 100 m³chas.

Modern exhaust in the bathroom can be equipped with additional functions: timer, motion sensor, moisture meter

Features of the calculation of drawing power for the bathroom in a private house

Before you buy and begin to install the hood in the bathroom with their own hands, should determine the type of ventilation, the fan model and its power.

With regard to the type of ventilation in the bathroom, it could be the exhaust, supply and combined. The most relevant and effective way - to make the hood in the bathroom supply and exhaust type. Will the system channel channel-free or dependent on the presence of ventilation ducts. Channel systems are typically used in areas where the air vents.

Extractor fan in the bathroom in a private home may be a channel-free. In private homes are usually one of the walls of the toilet or bathroom is outdoor. Therefore, owners of private homes can punch through hole, leading directly to the street, and it set the hood.

By installing the valve in the wall of the outer wall, it is possible to equip the channel-free exhaust ventilation in the bathroom

If you use a channel type of ventilation in a private home, you can make your own hands hood to the bathroom from sewer pipes.

Do the calculation power of the fan for the bathroom in a private home or apartment can be the following formula:

M = V x (5... 10)where

M - the required performance;

V - volume of the bathroom;

figures indicated frequency utilization bathroom.

performance of devices for ventilation of toilets and bathrooms depending on their size. exhaust fans in the bathroom are selected based on the volume of the serviced apartments.

Fans for exhaust in the bathroom are selected based on the volume of the serviced apartments

For example, you must do the calculation drawing power for the bath of a private house, the size of which 4h3h2,5 m (volume 30 m³). Given that the use of the bathroom will be carried out by one person two times a day, we take a minimum ratio of 5. Then the required power handling unit is equal to 150 units.

Before making the hood in the bathroom, make sure that between the door and the floor was a gap for air intake. If not, you can at the bottom of the door leaf to make a hole and insert a ventilation grille in it.

For proper ventilation in the bathroom door mounted air vents

Which fan prefer

When choosing a fan, pay attention to their level of noise that accompanies their work. Eligible fans will model, running on ball bearings - they are silent and durable. Power is selected depending on the volume of the bathroom and taking into account whether it is combined with a toilet.

Related article:

Pipes for ventilation: their basic properties and selection parameters. Corrugated ducts. A special kind of pipes - sandwich. Calculation of diameter and insulation of ducts.

The best option would be to purchase a product equipped with moisture sensors, and timers. Hoods in the bathroom with a humidity sensor is automatically configured and operate without human intervention.

Suitable for exhaust fan in the bathroom would be a model, running on ball bearings - they are silent and durable

Giving preference to models exhaust in the bathroom with a check valve, you will protect yourself from re-entering the exhaust air into the room. Fans with a check valve to prevent the penetration of foreign odors in the room, street dust. The design of the check valve such that as soon as the fan stops operating, the check valve closes.

Check valves are of three types: managed, samozahlopyvayuschiesya (by spring action) and passive (closed air flow). For bathrooms used mainly samozahlopyvayuschiesya check valves.

To be effective ventilation, keep the cleanliness of the lattice and ventkanala

Useful advice!Please be aware that the protection and tightness (waterproof) drafting system class is denoted by «IP» manufacturer characters. From the value the safe operation of the device depends.

Before purchasing a suction device, read the certificates of quality and availability of the guarantee documents for the products. If your bathroom has an impressive size, the efficiency will be equipped with its two hoods, you can use a powerful model.

You can see the photo of extracts into the bathroom offered a large assortment on specialized sites.

Before purchasing a suction device, read the certificates of quality and availability of the guarantee documents for the products

Self installing the hood in the bathroom: useful tips

One of the main factors of installation of a hood in the bathroom it is safe to operate. Often in older homes (the so-called "Stalinka") indoor bathroom installed gas column. Extractor hood in the bathroom in this case is not installed, as for speakers, a sufficient amount of oxygen, and the fan will pull all air. Fans can create a vacuum that will arise reverse thrust.

First of all, you should make sure whether there is a hole in the bathroom for ventilation. If there is, it is inserted into the hood directly into the hole. If the hole is not - it is satisfied with his own hands in the wall or on the ceiling.

Mounted fan must match the maximum size of the hole

It is not recommended to install the hood, if the ventilation shaft blocked and poorly working. If the channel is clogged, you should clean it yourself or contact the utilities.

Extractor fan is mounted on the ceiling or in the wall, not less than 200 mm from the ceiling and on the other hand, it is desirable, or diagonally away from the door for creating inflows. Mounted fan must match the maximum size of the hole.

Driving exhaust ventilation toilet and bathroom

Useful advice!To ensure the most effective operation of extraction you should install it as far as possible from the mixer, in order to avoid contact with the water spray unit.

When mounting the hood, it is possible to arrange the fan is manually separate a switch or make the connection, allowing the ventilator together with the light on in the bathroom.

For effective air exhaust vents are better equipped in front of the door

Installing the hood in the bathroom with their hands

Here is an example of self-assembly drawing, when the room is provided ventkanal:

• check the efficiency of the ventilation shaft;
• if the channel is clogged, it cleanse the hands, if the opening area size of the device can not accommodate neatly with a chisel and a hammer, increasing it to a desired size;
• remove from the fan outer grid insert unit in the hole ventkanala and secured with screws or nails liquid;
• we make sure that the device is tightly housed in the vent hole;

Principle output extraction from the bathroom and toilet in a common ventilation duct

• cover with a grating and by means of sealant joints are sealed between the outer wall and the lattice;
• Connect the wire to the power supply;
• from the aesthetic considerations, it is better to choose the appropriate style bathroom lattice design.

By installing the hood in the bathroom or the bathroom, you can prevent the formation of condensation on the walls and metal surfaces mixers eliminate unpleasant odors - the air in the bathroom will be clean, and dry room.