Housewash is the answer to mold, mildew, and grime! It is perfect for cleaning vinyl siding, brick, wood siding, stucco, fences, decks, roofs, sidewalks, and driveways. Rejuvenate your house with HOUSEWASH! Housewash can be applied many different ways; but for the best results, apply at low pressure with the downstream chemical injector of your cold water pressure washer and rinse with high pressure.