Home Armor Outdoor Cleaner+, 64 oz., Remove Stains from Mold, Mildew, Algae, Dirt and Grime for Visible Results in Seconds, No Scrubbing Required, Plant Safe When Used as Directed

Removes outdoor mold and mildewMany reviewers

Reviewers report that it removes green mold, mildew, algae, and grime from house siding and other outdoor areas.

Easy to use with little scrubbingMany reviewers

Reviewers describe spraying and rinsing the cleaner with little effort, though some used a brush or sponge.

Cleans multiple outdoor surfacesMany reviewers

Reviewers report using it on vinyl siding, fences, gutters, patios, stone, and decks.

Good value for repeat useSome reviewers

Reviewers say it is less expensive than a competing cleaner, useful for annual house washing, or covers more area than expected.

Works quickly on lighter grimeSome reviewers

Reviewers report quick results on ordinary dirt and surface mold, sometimes after a single application.

May not remove stubborn stainsSome reviewers

Reviewers report little or no effect on deep mildew, roof algae, moss, or some concrete and siding stains.

Heavy buildup needs repeat applicationsSome reviewers

Reviewers report needing several applications or extra brushing to improve heavily soiled areas.

Can leave an unpleasant odorA few reviewers

One reviewer warns about the odor, and another says the patio smelled like bleach after use.

Hose sprayer can failA few reviewers

Reviewers say the sprayer stopped dispensing or did not work properly even with adequate hose pressure.