I got the NodeMCU up and running and then just added the relay trigger on D5 so that when the humidity in the bathroom reaches 90% the relay turns on the fan.
EXTRACTOR FAN CODE
I'm not a coder by any means, but I'm willing to try and work it out, so please if you can help with the code and or make it neater, please comment and help this awesome community. but at the same time making so that the extractor fan does not turn on in the middle of the night when you turn on the light and wake up the entire house hold. The more powerful the extractor is, the more moisture it will remove.I wanted a way to control the extractor fan in my bathroom without having to flick the switch. Most of the reputable companies manufacture models that extract between 17 to 25 litres per second. Under UK law, any extractor fan fitted into a bathroom has to extract at least 17 litres per second. How Much Power Does An Extractor Fan Need?
EXTRACTOR FAN INSTALL
The wall extractor fans are easier to install but less efficient than ceiling fans. They are not as efficient as ceiling fans, because heat rises so more hot moisture will be removed from ceiling fans than wall fans.
Wall extractor fans seem to be common in older properties that were buit before extractor fans were invented. These can be placed on any wall that leads to the outdoors but are usually directly opposite the main source of moisture. Sometimes the vent is situated in the wall just below the roof, and sometimes it’s connected to a chimney. The pipework goes through the roof cavity and connects to the exhaust vent that’s usually situated on the roof. These are usually placed in the ceiling directly above the bath or shower. What Types Of Extractor Fans Are Available?Įxtractor fans come in 2 main types they are: These problems can cost an extortionate amount of money to repair and in severe cases can cause the collapse of your roof. Excessive moisture and humidity can lead to mildew, mould and dry rot. Why Are Extractor Fans Important?īathroom extractor fans are vital to prevent severe problems not just to your health, but also to the structural integrity of your home. Most modern fans have a timer to allow the fan to remain in operation for a set period once the light is switched off, to ensure the bathroom is completely moisture-free. The extractor fan is powered by electricity and is usually rigged into the light circuit.Įvery time the bathroom light is switched on, the fan starts to operate. The external vent allows the moisture and damp, humid air to leave the building, thus preventing a build-up of excess moisture in the bathroom. It works in much the same way as a kitchen exhaust hood works except the extractor fan removes moisture instead of smoke.Īs you can see from the image below, the internal fan, which creates suction in the bathroom, is connected via a pipe through the wall (or ceiling) to an external exhaust vent. This action sucks air in from the bathroom and blows it along a pipe to the outside of the property. How it does it, is simple really, there’s a fan that spins to create suction. The principle function of an extractor fan is to remove moisture and humidity from the bathroom. How Extractor Fans Remove Moisture From The Air Damp can also lead to condensation and damage to the walls, woodwork etc.
Warm, damp conditions can lead to mould growth, this, in turn, can cause many respiratory illnesses including asthma and bronchial conditions. Including cooking, boiling the kettle, drying washing indoors and even breathing.īathrooms are by their very nature damp rooms, some are even called wetrooms.
EXTRACTOR FAN PLUS
Plus other activities in your home can create another 20 pints of moisture.
0 kommentar(er)
