What is copper naphthenate used for?
Copper naphthenate in oil is a heavy duty wood preservative used for utility poles, railroad crossties and bridge timbers, highway construction such as posts and guardrails, fence posts, and piles.
What is the difference between copper green and copper green brown wood preservative?
The only difference is that the brown will turn the wood more of a brown color while the green will turn it more green. Otherwise it treats the wood exactly the same.
Does copper naphthenate corrode metal?
Copper naphthe- nate is listed in AWPA standards for treatment of major softwood species that are used for a variety of wood products. Copper naphthenate treatments do not significantly increase the corrosion of metal fasteners relative to untreated wood.
Is copper naphthenate a fungicide?
Copper naphthenate is used as a Fungicide, Insecticide, wood preservative, and as a component in antifouling paints. Copper naphthenate can leave a green residue on treated materials.
Is copper naphthenate toxic to plants?
It depends on the preservatives used to treat the wood. Wood treated with CCA or chromated copper arsenate can leach arsenic, a very toxic compound. Plants growing in the garden bed may take up the chemicals.
How long does copper naphthenate take to dry?
The green color will fade within a few months when exposed to sunlight. Oil or alkyd stains or paints can be applied over COPPER GREEN® Wood Preservative after thorough drying (about 48 hours), but the green may bleed through lighter colors.
How do you use copper naphthenate?
But if you do choose to use copper naphthenate, the best way to apply it is with a brush or by dipping (with dipping being the preferred method if you want the solution to soak into the wood fibers). Since it is made of copper, the solution is corrosive to metals in the same way that pressure–treated wood is corrosive.
How do you get rid of green copper smell?
You can wipe down the area with TSP (tri-sodium phosphate) or mineral spirits (paint thinner) or any kind of cleaner that dissolves or removes oil well. It is an oil based product that does not dry very fast when not on wood so it must be cleaned up.
Is zinc naphthenate toxic?
Acute toxicity: No effects known. Skin irritation or corrosion: Causes skin irritation. Eye irritation or corrosion: Causes serious eye irritation. Specific target organ system toxicity – single exposure: May cause respiratory irritation.
Is copper naphthenate safe for gardens?
Copper is considered less toxic compared to arsenic. Manufacturers of pressure-treated wood with micronized copper quaternary claim that their lumber won’t leach any copper into the soil and therefore, it’s safe for all uses, including making garden beds.
Does Copper naphthenate corrode wood?
The bright green color of wood freshly treated with copper naphthenate will become brown in outdoor exposure. Multiple studies demonstrate no excessive corrosion of hardware and fasteners due to contact with the preservative. Broad Use and Safer Handling
What is the best copper preservative for copper naphthenate?
Copper Naphthenate preservatives containing a minimum of 2.0% copper metal are recommended for material originally treated with copper naphthenate, pentachlorophenol, creosote, creosote solution or waterborne preservatives. USDA Forest Service Forest Products Laboratory studies document long-term performance.
Where can I get Copper naphthenate for my company?
Copper Care Wood Preservatives, Inc. can supply your company with the copper naphthenate solution you need. Cu-Nap Concentrate and ready-to-use Tenino Copper Naphthenate ® are available in a wide variety of packaging options: two-hundred- and seventy-gallon totes down to pint bottles.
What is co-copper naphthenate?
Copper Naphthenate is an oil-borne wood preservative classified as a General Use pesticide by the Environmental Protection Agency (EPA) under the Federal Insecticide, Fungicide and Rodenticide Act (FIFRA).