Wet down the roof with water from the garden hose.
How to remove roof shingle stain.
Black streaks on the north and west facing and shaded.
Tarps ladder garden hose nozzle non corrosive cleaner pump sprayer bleach soft telescopic brush.
Oxygen bleach lightens stains as well and is less harmful to the environment but it doesn t produce as immediate or dramatic an effect as chlorine bleach.
What you ll need to remove roof shingle stains.
You may apply gentle pressure to the stained areas but do not scrub quickly or with any force.
How to clean roof stains wash your shingles where the sun doesn t shine.
A mixture of trisodium phosphate tsp bleach and water will also remove stains.
If you do granules will come off the shingle and affect your roof s waterproofing.
It is important that the roof be wet when the cleaning mixture is applied or it may.
Work your way across the roof from left to right and top to bottom.
Roof cleaned with oxygen bleach left and chlorine bleach center.
Step 5 let solution soak in.
So black stains on roofs can be removed just choose a quality roof cleaner product or your local roof cleaning professional and make your roof look better.
Pick them up with your hand use an air blower or gently sweep them off with a broom.
When you clean your own roof shingles be prepared to set aside an afternoon and get your ladder out.
Here s how to clean the.
How to remove black stains from roof shingles.
Saturate the shingles especially those with rust stains.
Remove debris from the roof.
Before the vinegar dries but after it sits on the rust for a little bit about five to 10 minutes on an overcast day scrub it with the push broom or the scrub brush.
The closer you are to the roof stains the better your roof stain removal products will work.
After mixing spread the solution on the shingles with a spray pump or soft scrub brush.
Before you clean stains you ll have to climb up onto the roof and take off twigs leaves and anything else that would get in the way.
Make your shingles last longer.
There is no magic bullet when it comes to roof cleaning and you will at least need a ladder to get up to the level of the gutter.
Do shingles on your north west or other shaded roofs have streaky moldy stains.