A wall scrubber comes in different styles, and with varying attachments. These attachments allow the scrubbers modification as per need of cleaning a wall. They are made suiting different building materials, and are very effective in doing their job.
You can buy a customised scrubber according to your needs from any home maintenance store. However, if you want, you can also make your own after purchasing the required material or using ones you already have at home. They are not very expensive as well, and your money will be worth spent, since you need cleaning of your walls every now and then. If you need to clean walls of a swimming pool, the need for a scrubber is greater because swimming pools are more frequently cleaned than other walls in the house or at any other place.
The most common occasion when you should have a scrubber is just before painting your house walls. The scrubber will clean and ready the walls for you. Also, it is good to fix any mould in the wall and make it appear smooth and plain, and you will feel a clear difference when you paint the wall. It will appear greatly even and smooth.
Scrubbers are not just used for cleaning, you can use them, especially an ordinary single piece scrubber, to fix the plaster at places in the wall where it is out of shape. A small hand-operated scrubber can do the job effectively well for you, and you will particularly perform this job just before painting your house.
If you do not need a scrubber very often, you can even rent a scrubber from a nearby store, where all masonry and plumbing tools are available on rent. You can rent it for a day or two or as long as your job is finished. This option is rather suitable because buying your own scrubber and then leaving it unused for quite long is not good for the scrubber. It can get rusted and out of order, and you might not be able to use it ever again.
Make sure you determine the need for a scrubber before deciding to buy one or renting one. If you need it for fixing mould and plaster, you can pick the one that is most suitable for the job or else you can choose the one you think is the best for your job. The tool is nevertheless handy and has a good use around the house.