Roof soft wash cleaning

Roof soft washing and cleaning is a cleaning method whereby low pressure along with different specialized solutions such as bleaching, water as well as a surfactant in order to remove all kinds of mildew fungus, algae, bacteria as well as any and all other forms of organic stains from on top of roofs as well as other building exteriors.

How exactly is soft washing of the roof done?

Soft washing usually makes use of an electrical agricultural sprayer in order to apply a water-based as well as a biodegradable disinfectant cleaning solution that aids in getting rid of all kinds of moulds, mildew, fungus, moss, bacteria as well as algae on roofs and on other exterior parts of the house.

What equipment are necessary to soft wash a roof?

A piece of soft washing equipment is quite different from that of a power and pressure washing equipment. For starters, the electric diaphragm pump which is used applies the cleaning solution at a rate of 40 to 80 PSI. Secondly, the equipment which is used for soft washing may also come with telescoping handles that aids in the whole cleaning solution and also manages to reach the roofs, upper store windows and other such similar areas with utmost ease and perfection, minus any added pressure.

What are some of the Do’s and Don’ts of Roof Soft Wash Cleaning?

Some of the must-know Do’s and Don’ts related to roof soft wash cleaning are as follows –


  • Remember that soft washing your roof is not a one time process, but rather, you will have to keep doing this from time to time in order to prevent the accumulation of algae and moss on the roof.
  • It provides longevity to the roof – This is to say that when your roof gets infected by moss and stains it looses around 50% of its utility and service at the hands of these micro-organisms. A clean roof ensures that the owner doesn’t end up spending hundreds and thousands of roof replacement and services.
  • It ensures energy savings – When you clean your stained roof, you also end up saving a buck-load of money as cooling costs. When a roof is stained, it becomes a dark colour which ends up attracting a significant amount of sunlight, in comparison to cleaner roofs. An increased amount of sunlight on top of your roof leads it to age prematurely and also causes excess heat to build up in your attic. Thus, having a clean roof not only ensures better ventilation but also makes sure that your attic remains better ventilated.


  • Never allow any kind of debris to accumulate on the roof.
  • Try and avoid pressure washing your roof. The reason behind this is, when you pressure wash your roof, it blows away a large number of granules that are usually placed there so that it can protect the asphalt which is present shingles from getting damaged by UV rays of the sun.

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