Do It Yourself Moss Killer Formula for Roofs

eHow may earn compensation through affiliate links in this story. Learn more about our affiliate and product review process here.

Things You'll Need

  • Oxygen bleach

  • 10 gallon garden sprayer

  • Water

  • Garden hose spray attachment

  • Roof brush

Rooftop moss and algae are very common, especially if you live in an area with heavy rainfall and high humidity levels. While cleaning professionals may charge a heavy roof cleaning fee to remove moss from your rooftop, you can save money by doing the job on your own. To get rid of ugly rooftop moss, try a do-it-yourself removal method. An effective homemade moss killer is simple to make and is easy on your pockets.

Advertisement

Step 1

Pour two parts oxygen bleach and one part water into a 10 gallon garden sprayer.

Advertisement

Video of the Day

Step 2

Attach a garden hose spray attachment to the spray bottle.

Advertisement

Step 3

Shake the bottle to completely blend the bleach mixture.

Advertisement

Step 4

Spray the bleach mixture onto the surface of the roof. Be sure to thoroughly saturate any moss on the rooftop.

Advertisement

Step 5

Leave the bleach to sit on the roof for at least 25 minutes.

Advertisement

Step 6

Scrub the moss off of the rooftop using a roof brush. Be sure to use a downward motion when using the roof brush.

Tip

This process may have to be repeated if the moss is particularly stubborn.

Warning

To avoid color damage, use oxygen bleach instead of chlorine bleach. Chlorine bleach may cause discoloration of wooden roof shakes.

Advertisement

Video of the Day

references

Report an Issue

screenshot of the current page

Screenshot loading...