Roof maintenance is important, but climbing up there yourself can be hazardous

https://charlie-wiki.win/index.php/Bellville,_TX_Travel_Guide:_The_Town%E2%80%99s_Historic_Development_and_Top_Places_Every_Visitor_Should_See

Roof maintenance is important, but climbing up there yourself can be hazardous. Professional cleaners are trained to work safely and efficiently, giving your roof the attention it deserves.