Step 3 check for cleanliness and rinse.
How to remove mould from roof tiles.
Because it is difficult to totally protect them from the mix spray them down with clean water before.
If some remain apply the cleanser again wait 10 more minutes and repeat the rinse process.
Bleach mixtures can injure sensitive plants.
Moss lichen algae and other organic growths are the major issues when it comes to cleaning tile roofs especially moss.
Apply a chemical treatment formulated to kill plant life.
Scrub away the thickest buildup.
Spraying the roof 1.
Step 3 let the solution sit for 15 minutes then rinse it off with a hose.
Run your gloved hand over the shingles to check for any slimy mold remaining after you re finished rinsing.
How to use bleach mixtures on your roof.
Spray the entire roof thoroughly.
To get rid of mold and other types of growth for good it s best to use a powerful.
Use a long handled brush to scour the surface of the shingles and loosen stuck on.
Allow the solution to soak into the shingles for at least 15 minutes.
Put on rubber gloves and a breathing mask before proceeding you so you can.
Next rinse the shingles thoroughly with a garden hose at low pressure.
Adding some tri sodium phosphate tsp will help clean the roof at the same time.
Using a plastic pump type garden sprayer thoroughly soak the affected area with your choice of chemical.
Mix up your cleaning solution.
Start from the top shingle and rinse downward to prevent water seepage.
Mix 1 part bleach to 3 parts water and apply to the mildew covered area with a hand pump sprayer.
Step 4 take precautions.