How To Clean White Outdoor Furniture. Apply the mixture to the entire surface of the furniture, let sit for 30 minutes, then rinse. Dip your mop into the hot water and mop the area.
Pour boiling water into a bucket (at least 2 litres) and add one cup of ammonia. Web cleaning white vinyl patio furniture is easy. Then, use a solution of one cup of vinegar mixed with two cups of water.