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  2. Roof cleaning - Wikipedia

    en.wikipedia.org/wiki/Roof_cleaning

    One safe and effective means to clean a roof is an electric agricultural sprayer system, as originally developed in Florida, USA in the early 1990s. [6] The equipment is used to apply a cleaning solution (typically containing bleach) that kills the algae, bacteria, mold, mildew, moss, fungus and other organic organisms growing on the roof.

  3. Moss - Wikipedia

    en.wikipedia.org/wiki/Moss

    The application of products containing ferrous sulfate or ferrous ammonium sulfate will kill moss; these ingredients are typically in commercial moss control products and fertilizers. Sulfur and iron are essential nutrients for some competing plants like grasses. Killing moss will not prevent regrowth unless conditions favorable to their growth ...

  4. Ceratodon purpureus - Wikipedia

    en.wikipedia.org/wiki/Ceratodon_purpureus

    Ceratodon purpureus is a dioicous moss with a color ranging from yellow-green to red. [1] The height amounts to 3 centimeters. It is found worldwide, mainly in urban areas and next to roads on dry sand soils. [2]

  5. Insecticidal soap - Wikipedia

    en.wikipedia.org/wiki/Insecticidal_soap

    Insecticidal soap is used to control many plant insect pests. Soap has been used for more than 200 years as an insect control. [1] Because insecticidal soap works on direct contact with pests via the disruption of cell membranes when the insect is penetrated with fatty acids, the insect's cells leak their contents causing the insect to dehydrate and die. [2]

  6. Thatching - Wikipedia

    en.wikipedia.org/wiki/Thatching

    A thatched roof ensures that a building is cool in summer and warm in winter. Thatch also has very good resistance to wind damage when applied correctly. Thatching materials range from plains grasses to waterproof leaves found in equatorial regions. It is the most common roofing material in the world, because the materials are readily available.

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    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!