Copper naphthenate is not a restricted use pesticide and the liquid preservative can be purchased at retail lumber yards and hardware stores.
Copper naphthenate pressure treated wood.
Preservatives not commercially available.
You want to preserve wood from the elements and from wood eating insects.
Ready to use copper naphthenate contains 2 copper as metal meets the awpa m4 standard required by building codes ibc 2303 1 9 irc r317 1 1 on end cuts of all pressure treated lumber.
Health concerns for chromated copper arsenate cca pressure treated lumber.
The heavy duty solvent based preservative protects new wood and highlights the weathering process and prevents future damage for old wood.
Despite cca s track record as an effective economical wood preservative its safety has long been questioned by health and environmental advocates.
Pressure treatments copper napthenate treatment qnap qnap has performance equal to or better than other oil borne preservatives requires no special equipment and the treated wood is not a hazardous waste which allows for recycling or energy recovery.
A little preventative maintenance protects your wood longer highlights the weathering process and minimizes risks of future damage.
Easy to use on pressure treated end cuts.
Creosote treated wood is not available for use at home indoors or outdoors.
Resists mold and fungus to prevent the coated surface from rotting and decaying.
Use copper naphthenate when wood will be in contact with the ground and as an end cut treatment when applied to cut pressure treated wood.
It is widely used to treat field cuts of pressure treated wood that are made during construction.
2 the oil type has been used since the 1940 s.
The product is easy to use on pressure treated end cuts.
Low voc 350g l and 100 domestically sourced from recycled copper and reclaimed by products.
1 container protects up to 150 sq.
Their primary focus has been cca s heavy concentration of arsenic a known carcinogen.
For many applications copper naphthenate is the best wood preservative available to contractors and builders.
Reuse of treated wood is not regulated by the epa.
Copper naphthenate is used in both oil and water soluble formulations.
Copper napthenate was first registered in 1951 and is used to brush dip spray and pressure treat wood that will be used in ground contact water contact and above ground such as utility poles docks posts piers fences and landscape timbers.
You get the best protection from the very beginning for both above and below ground wood.
Protects wood from weather and insects.
Creosote is used in commercial projects.
