Scotts 3300210
The fast-acting, Scotts 3-in-1 MossEX Ready-Spray kills moss, algae and lichens within hours. Use it on lawns, decks, patios, roofs and buildings. To apply, just attach a hose to the connected sprayer, turn on the water and spray. Won't stain concrete or other surfaces and can be used at any time during the year.
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