Each company has their own system to determine prices for roof cleaning.  Because roof cleaning can be a dangerous job at times, prices can vary depending on many factors.  It is advised to hire a professional to take care of the cleaning of your roof.
Cost of Roof Cleaning
The average cost for roof cleaning is $.25 per square foot but this can greatly increase from company to company an depending on the condition of your roof.
Factors Determining Price Ranges for Roof Cleaning
Many factors  will increase the cost to clean your roof, …