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House wash

A house wash is cleaning a home's exterior walls (siding, stucco, brick, trim and soffits), usually by soft washing, to remove algae, mildew, dirt and spider webs.

Also called
  • exterior house washing
  • siding wash
  • house soft wash

Most house washes are soft washes: a mild cleaning solution applied at low pressure, left to work, then rinsed. Crews protect plants, cover outlets and fixtures where needed, and rinse windows.

House washes are priced by the square foot of wall (perimeter times wall height) or flat by stories and size bands. Common add-ons are gutter brightening, window rinsing and flatwork.

Formula

wall area = house perimeter × wall height (+ gable triangles)

Example

A two-story home with a 180 ft perimeter and 18 ft walls has about 3,240 sq ft of wall. At an invented $0.18 per sq ft, the house wash is $583.

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