Some fans with humidistats will turn on automatically when the humidity in your bathroom reaches a pre-set level (and turn off when this level falls), while others come with PIR (Passive Infra Red) sensors which operate automatically when somebody enters the room.įans with timer models allow it to run for a set period of time even after you've turned your shower and lights off. A fan might come with a pull cord for activation, or it can be wired to turn on and off via your light switch. You can also look out for fans with silent running ball bearing motors, which help to reduce noise further.Įxtractor fans have to be turned on to start moving air and turned off to stop, and a number of features can affect how this happens. So if noise is a big concern, particularly at night-time when you have sleeping children, then try to avoid fans at 30db and under. The size of the extractor will determine where it can be placed, and whether or not it can fit in your bathroom.īathroom extractor fans can be loud. Most models far exceed the 15 l/s or 54 m3/hr minimum requirement in the Building Regulations, although those with higher extraction rates tend to produce more noise.ĭomestic extractor fans come in two sizes: 4-inch /100mm and 6-inch / 150mm.Ī 4-inch model will suffice for most households, whereas 6-inch machines are appropriate for larger bathrooms (generally greater than 9m2), or those which are frequently used by larger families or households. The larger bathroom you have, the higher the rate you'll need. This specifies how much air can be moved in a time interval. If you've decided that a bathroom extractor fan makes sense for your house, then look for these factors when making your choice. Need more advice or inspiration for your project? Get two free tickets to the Homebuilding & Renovating Show They are effective options for extra-long distances of 40 metres or more to your nearest external wall. Inline – installed in your loft space, these machines sit on a length of ducting and have a much higher extraction rate, so they tends to be more expensive.They tend to generate more pressure than an axial machine Centrifugal – these are best for bathrooms far away from an external wall (over 1.5m away), and can be mounted on the wall or ceiling.Axial (also known as wall fans) – the most common household extractor fan, these connect through an external wall, or in the ceiling on a very short duct run, and are generally cheaper and easier to install.There are three basic types of bathroom extractor fan: What are the different types of extractor fans? However, both internal wires are black so be sure to read the sticker on the casing to see which is which. It also comes with an impressive extraction rate and flexibility for mounting on the ceiling, window or walls.Īt 37dB it is on the noisier side, but it is relatively easy to install - there is no timer function therefore it turns on when the bathroom light is on, meaning there's there's just two wires to connect. One understandable concern about buying an extractor fan this cheap is the quality, but the XF100S is built with ABS thermoplastics for durability (useful in busy family households). The Manrose XF100S axial fan is not only a very affordable bathroom extractor fan but it also extremely well reviewed on Amazon. It comes with a two-year manufacturer's guarantee. It can be mounted on a surface or installed flush, and the impeller allows for installations with longer duct runs using 100mm ducting. If you were to have a shower, for example, then it will continue to run for 20 minutes after the light is turned off to clear the humidity. It also comes with a 'delay' option, which means the fan won't kick in for around five minutes after the light is turned on. You can revert back to your chosen setting via a pull cord, light switch or the humidity sensor. Firstly, it offers a choice of two boost motor speeds at installation - medium (17l/s) or high (22l/s) - and you can also select an optional constant trickle speed (9l/s) so there's always some flow through the room (even when no one is in there). The versatile Solo Plus T from Vent-Axia is our top centrifugal fan pick for a few reasons. Centrifugal fans can generate more pressure than axial wall fans, and because they can extract down much longer duct runs it makes them a great choice for bathrooms which are much further away from an external wall.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |