Terracotta roof tiles add to the beauty of a home and make it look classy without even trying much. However, these roofs are often prone to the accumulation of dust and dirt which might enable it to discolor over time. To maintain the beauty of the roof proper cleaning is needed. 3 ways to clean your terracotta roof are: 1. Start The Initial Cleaning Process To start the initial stage of washing terracotta roof tiles with pressure cleaning the pressure needs to set at low or medium to remove any twigs, leaves other forms of debris that might have stuck to the tiles. After the power waits for the terracotta roof tile to completely dry. 2. Apply Chemical Treatment After drying the roof, a special chemical; treatment needs to be given to the tiles which are formulated for terracotta tiles. This chemical helps to maintain the color of the tiles and close the pores that are normally present in terracotta. Spray the chemical on the terracotta roof tiles pressure clean...