For any areas that don t wash away with pressurized water fill a.
How to clean a tin roof.
Opt for something soft to protect your roof s paint and parts.
Addressing stubborn spots 1.
To remove severe rust stains.
Turn the black dial to the off setting and you re done.
Apply the product on a day without wind to get the full reach out of the hose end sprayer.
Finally thoroughly rinse off the solution with plain water.
To remove algae and moss growth from the roof dissolve one cup of ammonia for every 5 gallons of water used and work from the top to the bottom.
Never mix chemicals together.
Mix water and mild detergent for stubborn areas.
To remove difficult algae spots use only a wet cloth sponge or low pressure washer.
This is one of the most non invasive and easiest ways to get a metal roof clean.
Spray the roof with the diluted substance and let it sit for about an hour.
Vinegar bleach ammonia and salt will all effectively change the ph level of your roof allowing you to clean it.
Turn the dial back to the water setting and rinse down landscaping.
Use a rag to apply to affected spots and use circular wiping motions.
Wet forget works with the rain and wind to get it clean.
5 parts water 1 part diluted hydrochloric acid or citric acid or muriatic acid or oxalic acid or vinegar.
Scrub problem areas with your.
Use a cloth or sponge to clean.
Then you ll just need to apply to solution to your metal roof with a sponge microfiber cloth or soft bristle brush and let it sit on the surface for 5 10 minutes.