| Of the wide variety of air conditioners used, | | | | be traced back to a few reasons. First of |
| the window air conditioner is the most | | | | all, not all houses had the provision for |
| popular. It definitely sales more than the | | | | ducts being installed. Even if the house had |
| split air conditioners and are also more | | | | provisions, installing ducts would be a |
| widely used than central air conditioners. | | | | pretty expensive exercise. |
| And this is not just for domestic purposes | | | | |
| only. Even commercially, both for cooling and | | | | So, before you invest on a window air |
| heating purposes the window air conditioners | | | | conditioner, do check the labels on the unit |
| are the most preferred. The main reason for | | | | or in the literature that comes with the |
| this is that it can fit into your window and | | | | product to find out the sound power levels. |
| most of its body remains outside the room. So | | | | The noise level are generally represented in |
| it looks good and also doesn't occupy any | | | | terms of the unit decibel. The higher the |
| space of the room. They also need not be | | | | decibel ratings the louder the sound is. You |
| shifted from one place to another. I t | | | | also need to remember that the sound pressure |
| remains unobtrusive. | | | | increases by a factor of 10 for every |
| | | | 10-decibel increase. So, if we are talking |
| But, like any other air conditioner machine | | | | about 50 decibels then it is actually 10 |
| it also produces noise. The intensity | | | | times louder than 40 decibels and 100 times |
| obviously would vary according to the type | | | | louder than 30 decibels. So don't be fooled |
| and size of the air conditioner, but there | | | | by thinking that 60 decibels would hardly |
| will be some amount of noise produced. This | | | | make any more noise than 50, cause it will |
| is kind of a white noise and though some | | | | actually make a lot more noise. |
| might actually like the noise, most would | | | | |
| want to do away with it, or at least keep it | | | | The source of noise in a window air |
| to its minimum. And remember the noise isn't | | | | conditioner is the compressor and the fan |
| restricted to your home alone, but can affect | | | | which are both combined in a single unit. |
| your neighbors. | | | | There may be other reasons to noise as well |
| | | | like worn bearings, cabinet rattles, dirty or |
| The ductless air conditioners basically are a | | | | rusty fan blades, worn rubber mountings and |
| derivative from the central air conditioning | | | | compressor wear. With regular maintenance you |
| system and the window air conditioning system | | | | can keep these noise levels down but you have |
| taking the plusses from both, and removing | | | | to accept the fact that after a point of |
| the restrictions of each. The necessity for | | | | time, as the air conditioner ages, the noise |
| inventing this ductless air conditioners can | | | | from it will keep increasing. |