Do not use metal the zinc may react with metal items.
Zinc sulfate powder for roofs.
Zinc sulfate powder is applied as a foliar at 2 5 lb acre.
It is best to check with your local extension service for recommendations on the usage of this product.
The summer season is the busiest time of the year for home exterior work but for many homeowners that also means it will look like christmas with their snow covered roofs.
Zinc sulfate fertilizer is very common for some plants such as pecan trees but almost any plant would need some zinc zn to grow bloom and stay healthy.
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.
Unfortunately for these homeowners moss powder is a form of zinc sulfate which is a corrosive chemical compound that only kills moss in patches while allowing water to get underneath your shingles causing leaks.
Zinc powder for roof moss is not regulated or backed with any kind of warranty by the manufacturer.
To use zinc sulfate one can apply powder directly to moss areas.
Fast acting source of 35 5 zinc and 17 5 sulfur.
How to mix zinc sulfate powder to kill moss.
Put on safety gear including work gloves a breathing mask and safety glasses.
According to the manufacturers zinc sulfate will not stain roofs or corrode aluminum and galvanized gutters.
Pour 3 gallons of warm water in a plastic 5 gallon bucket.
What this means is roofing contractors are allowed to mix the compound at any concentration level they desire.
Rates vary according to area climate and crop being tested.
Of zinc sulfate.
This example of roof vomit is a zinc sulfate or zinc chloride type compound that comes in a powder form.