Use a garden hose to rinse the stains and cleaning solution from the roof.
How to clean your roof stains.
Here s how to clean the.
Mix your cleaning solution.
This will remove any stains that were loosed up by the oxygen bleach.
Make your shingles last longer.
Black streaks on the north and west facing and shaded.
Rinse the section of the soffit you just scrubbed washing away all of the dirt and rinsing enough to clear the surface of detergent and bleach.
Allow the bleach to remain on for 15 to 20 minutes then rinse it off with a hose.
Fit a squeeze trigger nozzle onto the end of your garden hose turning it clockwise to tighten and turn the pressure on high.
Starting from the bottom.
They spray it on the roof and wait for it to dry and then re apply it several times as needed.
How to clean roof stains wash your shingles where the sun doesn t shine.
While specialized eco friendly roof cleaners are available they are a little more.
Soak the shingles with water.
Allow the oxy bleach mixture to sit on the shingles for about 15 minutes.
Do shingles on your north west or other shaded roofs have streaky moldy stains.
Spray your cleaning solution.
Bring your garden hose or water sprayer up to the roof.
Algae can be killed and the stains removed using chemical cleaners though they usually return over time.
Rinse from the top of the roof down to avoid re staining the shingles with the dirty water.
Allow the oxygen bleach to sit on the shingles for 20 minutes.
Out on location darren shows yet another use for one of his professional detailing.
Cleaning moss and algae 1.
Set the garden hose on the spray setting with the highest pressure water and hold the nozzle close to the shingles when rinsing.
Set the nozzle at the highest pressure setting and hold it 12 inches from the shingles.