Copper Azole Treated Wood
Copper azole treated wood is suitable for a broad range of common applications.
Copper azole treated wood. Or maybe more like scrabble where my 19 year old daughter always seems to either draw the right letters or make otherwise incomprehensible words to her dad. The active ingredients commonly used in treated wood are alkaline copper quaternary acq copper azole ca or micronized copper azole mca. However some preservative may migrate from the pressure treated wood into surrounding soil over time and there may be incidental contact with skin during construction or use. As with any fungicide treated materials the lumber should be handled with gloves as well as a dust mask when sawing sanding or machining the lumber.
Copper azole and alkaline copper quaternary treatments both contain a fungicide. Copper azole is a registered fungicide for treatment of wood. Clean odorless non staining and non irritating prowood mca micronized copper azole treated lumber is safe for humans animals and the environment. Cca treated wood remains the best choice for marine piling seawalls and other applications exposed to salt對water organisms 爀屲break apart.
Pressure treated wood has gone through a process that uses high pressure to force a solution of water and preservative agents deep into the lumber to help extend its useful lifespan. Micronized copper azole penetrates into and remains in pressure treated wood for a long time. However it is not approved at this time for s ൡltwater immersion. Copper azole treated wood is marketed widely under the preserve ca and wolmanized brands in north america and the tanalith brand across europe and other international markets.
For help selecting the proper type of treated wood for any setting consider consulting the primary standard setting body for treated wood the american wood protection association awpa. The preservative penetrates the wood s cellular structure giving prowood lumber long lasting resistance to decay and termites. And for the earth. Follow the safe practices listed below when working with pressure treated wood.
Copper azole most of us both those who specify wood treating and those who use it look upon the litany of possible wood treatments like alphabet soup. Micronized copper or copper azole treatment of wood is the modern replacement for chromiated copper arsenic treatment. Ca c copper azole type c it s a smart choice for any project. The awpa standard retention for ca b is 0 10 lb ft 3 for above ground applications and 0 21 lb ft 3 for ground contact applications.
Ca is a water based preservative that can be cleaned and painted. The copper deters insects and the fungicide prevents soil rotting the lumber.