This example of roof vomit is a zinc sulfate or zinc chloride type compound that comes in a powder form.
Zinc powder for roof.
If exposed to zinc sulfate powder by swallowing inhaling or getting it in your eyes contact poison control and your doctor immediately.
The natural action of rain water time releases zinc carbonate a proven fungi stat which then washes down the roof preventing destructive moss algae and fungus growth.
We developed a product liquidzinc to do just that.
Dry powder moss killers are applied by sprinkling the powder in multiple lines parallel to the ridge of the house spacing the lines about 2 to 4 feet apart.
Wet roofs may be slick.
To use zinc sulfate one can apply powder directly to moss areas.
Liquidzinc works the same way that zincshield works by coating the roof with zinc ions that keeps the roof clean free of stains algae moss lichen and mildew.
Follow the first aid procedures listed on the package directions.
Preventing roof moss with zinc strips in this video this old house general contractor tom silva shares tips for keeping a roof free of moss and mold by this old house.
According to the manufacturers zinc sulfate will not stain roofs or corrode aluminum and galvanized gutters.
Avoid climbing on the roof if possible.
Zinc sulfate can be applied as a powder at a rate of 3 pounds per 600 square feet or combined with water at a rate of 3 pounds per 5 gallons and sprayed over 600 square feet of roof surface.
Z stop is a zinc moss algae and fungus inhibitor that is applied in strips to old or new roofs.
Aug 24 2018 zinc sulfate moss treatment is a proven moss killer.
Zinc powder for roof moss is not regulated or backed with any kind of warranty by the manufacturer.
Do not risk falling off your roof.
Over time as rain falls zinc residue coats the roof to prevent moss growth.
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What this means is roofing contractors are allowed to mix the compound at any concentration level they desire.
When you see homes across the street with lines of white powder striping the roof you to use zinc sulfate one can apply powder directly to moss areas.
One brand name is moss b ware.
Liquidzinc is a color free zinc ion rich formula developed to meet common situations.
In grillo werke ag manufactures and sells finished and semi finished products made of zinc and its alloys as well as sulphur chemicals.
When it rains the water mixes with the powder and runs down toward the eaves.
Zinc sulfate general information.
Low cost and availability.
The active ingredient for some moss killers is zinc sulfate monohydrate usually at concentrations of 99.