A:AnswerHello there,
GreenWorks pressure washers units can be used on a variety of surface areas including vinyl siding. For the best results we do recommend that you test each nozzle prior to use to gauge the pressure and to find the best one for the task at hand.
A:AnswerHello Lunchbxx - Yes, the soap bottle is where you add the pressure washer soap. Please note, the colour of the bottle is clear, the blue colour you are seeing is pressure washer soap.
A:AnswerHello Ksgal -This unit can be used with a variety of spray tips that affect pressure and make it suitable for a variety of different applications.