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.
Copper azole treated wood.
Follow the safe practices listed below when working with pressure treated wood.
The preservative penetrates the wood s cellular structure giving prowood lumber long lasting resistance to decay and termites.
Copper azole is registered for a variety uses above and below ground as well as in freshwater and marine decking applications.
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.
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.
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 is a registered fungicide for treatment of wood.
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.
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.
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 treatments contain copper boric acid and tebuconazole type b does not contain boric acid.
The copper deters insects and the fungicide prevents soil rotting the lumber.
Micronized copper or copper azole treatment of wood is the modern replacement for chromiated copper arsenic treatment.
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.
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.
Copper azole and alkaline copper quaternary treatments both contain a fungicide.
And for the earth.
Ca is a water based preservative that can be cleaned and painted.
Cca treated wood remains the best choice for marine piling seawalls and other applications exposed to salt對water organisms 爀屲break apart.
The active ingredients commonly used in treated wood are alkaline copper quaternary acq copper azole ca or micronized copper azole mca.