- Understand how they charge—by the hour, by square footage, or per project. Additionally, ask if they provide a free estimate before starting work. 3. **Are your technicians trained and insured?

- Understand how they charge—by the hour, by square footage, or per project. Additionally, ask if they provide a free estimate before starting work. 3. **Are your technicians trained and insured?
Admin on July 14 2025 at 05:27 PM in Power washing service
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