How water moves down a window, hydrophilic vs. Hydrophobic, using a water fed Pole to wash windows, it's obviously something most people are moving to,

weather you are doing high rise window cleaning in New York City, or low rise or residential window cleaning in San Diego, there's typically two types of glass, hydrophilic or hydrophobic,

When using a water fed Pole, in determining whether to use pencil shooters or spray nozzles, this video gives you a nice visual how the glass is reacting to the water, or a better way to put it, is how the water is reacting to the glass.

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