The chemicals would not work without tools so these are the tools to remove mold and mildew on your concrete patio.
How to keep patio floor from mold.
How to often to clean your patio or outdoor surface.
Please keep in mind that power washing can loosen or even remove the substrate used between patio pavers or bricks so test a small spot first.
Begin by using a vacuum cleaner to remove any caked on dust deposits making sure to use a mini vac or feather duster to remove any from crevices or difficult to reach areas.
Step 1 clean first.
Broom vacuum cleaner spray bottle water hose dry cloth and scrub brush.
Also do not forget to wear safety glasses mask and rubber gloves to prevent skin irritation and respiration problems.
In addition to keeping the seal on your outdoor stone fresh and strong you should also make it a point to keep the surfaces dry as much as possible.
You will need to give your patio a thorough cleaning before proceeding to remove the mold.
How to remove mold on a concrete patio or other non wood patio surface power wash your patio with a 50 50 vinegar and water solution using a wide low pressure nozzle or fan tip.
Other times this could be done once a year for a spring cleaning every season.
The good news is you can prevent the growth of patio moss mildew and mold.
All you have to do is borrow technology developed hundreds of years ago by mariners.
Clean the patio as needed with a solution of 1 2 cup detergent per.
The frequency of cleaning will depend on how much mold mildew or moss there is and how often it comes back.
Keep the concrete patio clean at all times.
Applications may need to be repeated for especially moldy areas.