Wet & Forget Outdoor is the easiest way to eliminate outdoor moss, lichen, algae, mold, and mildew. Requires no scrubbing, no rinsing, and no pressure washing. Apply (spray) to any outdoor surface and let it do the work. Can be used on any outdoor surface without fading or damaging the surface.

Non-caustic, non-acidic
Contains no bleach
Safe for use around plants
pH level of 8 (water has a pH of 7)
Bio-degradable
Unlimited shelf life
1/2 gallon concentrate bottle (makes 3 gallons of solution)