Colonial Power Washing and Non-Pressure Roof Cleaning 484-721-8505 We proudly offer Low Pressure House Washing as well as Non-Pressure Roof Cleaning for all types of Residential Homes and Commercial Buildings. We also service all Commercial Concrete cleaning for Fast Food, Fine Dining and Gas Stations. We are the Best pressure washing service located in Reading Pa, Lancaster Pa, Lebanon Pa, Allentown Pa, Hamburg Pa, as well as all of Berks County Pa and Surrounding Areas