You might be a handyman around the house and do all sorts of repair but roof cleaning of your house is one thing that you should avoid and we would be telling you why. When it comes to companies that offer the services of roof washing, make sure that you only go for the ones that are known to be experts at their job. One company that always seems to come through is google.com/maps/place/Nova+Caine+Power+Washing+and+Roof+Cleaningemail@example.com,-77.8325303,9z/data=!3m1!4b1!4m5!3m4!1s0x89b64c09132b918f:0xed42288f5cc18227!8m2!3d38.8673671!4d-77.2707021 so we would advise that you look into it and hire them if you can but if you are unable to hire them then you would need to do some research and it might take you some time and require some dedication to find a company that will match your standard but the result would definitely be worth it.
The workers of such companies are trained for the job i.e. they have the necessary skills that are needed for power and roof washing and their skills have been honed overtime via training which is why they are able to do their job without any trouble but if an untrained person tries to clean the roof then it is very likely that he/she would injure himself/herself or others and there is even a possibility that he/she might end up damaging the roof or the property itself which is we are emphasizing that you should only hire trained people and not try to clean your roof on your own.
An ordinary person would not have the tools to clean a roof just lying around but a professional company would possess the right equipment to perform the job and their equipment would be such that it would not only do the job well but faster and in an easier manner.