This is why we offer a free home survey as standard to ensure the correct product is installed and you have the best extractor fan.ĭuring a free home survey your local expert will assess any condensation, damp, and mould problems that you may be facing in your property and take readings of the relative humidity levels throughout the property.Īll our ventilation specialists are highly trained in carrying out home surveys to identify any underlying problems and make recommendations to ensure the correct solution is provided, all complying with current Building Regulations. We know that no two properties are the same which is why it is important to ensure the right product is specified and installed correctly. Unlike our competitors we won't advise a product without knowing all of your requirements, such as the best location for the fan, wall, ceiling, inline? Grill, roof vent or soffit? Vent-Axia 446659B 4' Axial Bathroom Extractor Fan with Timer White 240V (260HV) (89) compare. Maybe this helps, or maybe I’m providing advice where it’s not needed.There is no 'one size fits all' when it comes to fitting the right ventilation for your property. With the way you’re switching you could be waiting for a max of 5 mins for the fan to react, and that’s not ideal in a shower-room as you really want to be extracting the moisture as soon as the shower starts.īelow I have a shorter sample duration of 60 seconds and the gradient is 0.01666 meaning that I’m detecting a delta RH of 1% over 1 min (60 * 0.01667).
#Extractor fan for shower update#
If your sensors are only updating every 30 seconds, then that probably fine, but with my sensors I’m getting a sensor update every 15 seconds and I can use this to very rapidly detect a rise in RH and switch the fan as I found that it was less reliable with a larger sample duration. That gradient of 0.025 over 300 seconds equals an increase of 7.5% RH over 5 mins with a max sample size of the last 10 updates. That’s exactly how I’m doing it too, but if could I just make some comments on what I found with my sensors. The following is the 2-gang Zigbee switch module that I use to run the extractor fan at two speeds (it seems to work well with ZHA): .uk MoesGo Tuya Zigbee Smart Alexa 2 Gang Light Switch 1 Way or 2 Way Module, Timer.īuy MoesGo Tuya Zigbee Smart Alexa 2 Gang Light Switch 1 Way or 2 Way Module, Timer Wireless RF433 Remote Compatible with Smart Life Tuya Alexa Google Home(Only Work with Tuya Zigbee Hub, 2MQTT Available) : Switches & Dimmers : .uk ✓ Free. You can see how this operates on the card below: Airflow 72687103 HTM iCON Plug-in Humidity & Timer Module for 230V Fan. Airflow 72612601 TM iCON Plug-in Timer Module for 230V Fan,White. A bathroom extractor fan is the perfect solution to remove unpleasant odours and moisture that originate from the use of rooms. Hi, I am detecting a spike in humidity from one of two Aqara Zigbee sensors to trigger a common extractor fan to run for a set period of time using a Zigbee switch module.Īutomation Config: alias: Extractor Fan Control This item: Airflow iCON ECO 15 240V 100mm Extractor Fan Outlet, White. I was thinking that I could then use an external humidistat sensor, which I could then place anywhere in the bathroom, which I could then use to trigger the fan. If so, can anyone recommend any relay in particular (I am in the UK, by the way)?
If I bought a basic extractor fan (no timers, pull cords, humidistats etc.), is it simply a case of connecting the power cable to a zigbee relay and then connecting that to the extractor fan? Blauberg Ducto Bathroom Shower Fan Kit 100mm with Timer.
#Extractor fan for shower full#
I had my electrician wire it is in, so that the fan is not controlled by the light coming on/off and the fan has its own separate pull cord to turn the power on and off - the idea being that this pull cord should not, in fact, ever really be needed.Īs I use HA for a few other things, I though that adding smart control to the extractor fan is the way to go. Full DIY In Line Loft Mounted Timer Extractor Fan Ventilation Kits. I bought one with a built in humidistat but I just cannot get it to work properly - it stays on most of the time, despite the humidistat setting, and my guess is that the humidistat just is not particularly sophisticated (or even faulty). I am struggling to get my bathroom extractor fan to run properly.
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