Frequent question: What is soft wash roof cleaning?

Soft washing is a cleaning method using low pressure and specialized solutions (typically bleach, water, and sometimes a surfactant) to safely remove mildew, bacteria, algae and other organic stains from roofs and other building exteriors.

Is it good to soft wash a roof?

A: While both methods can yield similar results, soft washing is overall a more efficient method of cleaning siding and roofs. … This means that soft washing is faster and uses less water to clean. Soft washing also eliminates mold, mildew, and algae where as power washing simply blasts the spores into the air.

How much does it cost to soft wash a roof?

Soft-washing a roof costs $0.20 to $0.60 per square foot. This process includes using low-pressure hoses, scrub brushes and cleansers.

What chemicals are used to soft wash a roof?

When professionals think of soft washing roofs and siding, the top cleaning chemical used is a professional-grade 12.5% sodium hypochlorite, or bleach, mixed with water.

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What is the difference between soft wash and powerwash?

Pressure washing uses highly pressurized water to forcefully remove any dirt or grime from the surface that it comes into contact with. … Soft washing forgoes much of that pressurization in favor of chemicals. These chemicals are safe for both your home and the environment.

How often should you soft wash your roof?

Soft wash roof cleaning is recommended by the Asphalt Roof Manufacturers Association and is stated in all major shingles warranty coverage as the only way to clean your roof, which extends the life of your roof by up to 15 years if you get it done on a recurring basis (usually every 2-3 years).

Should you power wash a roof?

NEVER aim your pressure washer up the roof, as it can push water under the shingles. Spraying water under your shingles can both tear off the shingles and force water under them and into your home. … You shouldn’t have to pressure wash your roof any more than once every year or two at most.

Why is my roof covered in moss?

What Causes Moss to Grow on a Roof? … Moss growth is far more likely on damp, cool surfaces that don’t receive much sunlight. This makes north-facing tiled roofs especially prone to moss and algae build-up, as they can quickly take root in the dark nooks and crannies between and under roof tiles, shingles or slates.

Is soft washing safe?

Is soft washing safe? Yes. Like pressure cleaning, though, if you do not use the system properly, you may cause damage. High chemical concentrates can kill plant life and damage certain surfaces.

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What do professional roof cleaners use?

The most popular chemical used today by roof cleaners is still “bleach” or sodium hypochlorite. It is also the chemical of choice of ARMA, the Asphalt Roofing Manufacturers Association.

What is the best surfactant for roof cleaning?

Slo Mo Softwash Surfactant is the BEST! – Non Pressure Roof Cleaning Products – The Roof Cleaning Institute Of America.

What do you need for soft washing?

What will you need to start soft washing? The first thing you will need to start soft washing is a soft wash system. At its most rudimentary level, a soft wash system consists of a tank for holding chemical, a pump and hoses for moving chemical, a trigger gun for controlling flow, and a nozzle to guide the spray.

Can I soft wash a roof with a pressure washer?

By now, most of us know that we’re not supposed to “power wash” a roof. That doesn’t mean, however, that we can’t use a power washer to soft wash just about anything. You see, you can soft wash with a “power washing machine” but you can’t power wash with a “soft wash system.”

Are Soft washes worth it?

Soft washing is the best option for less tough or durable surfaces that wouldn’t do too well under the high pressure and heat of pressure washing.

What pressure is soft washing?

Soft washing is done using less than 500 PSI for rinsing or cleaning applications. The pressure washer tip is replaced with one that widens the spray, therefore dropping the point of pressure. On top of this, soft washing utilizes special cleaning solutions to break down dirt and organisms living on surfaces.

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