Search results

  1. G

    Hello, I recently window cleaned a hotel with a waterfed pole and a RO DI water purification...

    Hello, I recently window cleaned a hotel with a waterfed pole and a RO DI water purification. However, this hotel has AC vents under each window on the exterior of the building. Thus, the pure water cleaned the windows but I guess the AC vents were dirty and they left nasty stains in the...
Top