Burning Copper Azole Treated Wood

In 2013 a different technology micropro. To make the new preservatives effective their copper content has been boosted substantially from around 18 to 96 in some cases. Toxic chemicals will be emitted in the smoke and ashes from treated wood can be hazardous to livestock or wildlife.

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More copper makes the wood more expensive.

Burning copper azole treated wood.

3 of 4 date of issue. Chips sawdust and debris from treated wood are considered hazardous waste and should not be burned or disposed of at any location other than those specified by local government agencies. The active ingredients commonly used in treated wood are alkaline copper quaternary acq copper azole ca or micronized copper azole mca. Pressure treated wood however avoids these problems by exposing the wood to pressurized chemicals that deters insects and prevents decay.

The copper deters insects and the fungicide prevents soil rotting the lumber. Material safety information copper azole treated wood products page. It may look the same as traditional wood giving you a false of sense of security but pressure treated wood is not safe to burn. Why pressure treated wood is not safe to burn.

Micronized copper or copper azole treatment of wood is the modern replacement for chromiated copper arsenic treatment. Follow the safe practices listed below when working with pressure treated wood. 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 is a registered fungicide for treatment of wood.

On january 1 2004 the wood industry throughout north america has ceased to produce pressure treated wood treated with cca chrome copper and arsenic for residential use replacing this chemical with what is generically called non arsenic treatments primarily acq and copper azole ca both of which contains no arsenic but much more copper. 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. It is a fungicide and insecticide. Micronized copper azole penetrates into and remains in pressure treated wood for a long time.

Precautions for use continued personal protection for normal work on dry treated wood a dust mask and goggles should be worn as protection from wood dust when machining or sawing. Water based preservatives like copper azole leave wood with a clean paintable surface after they dry. Because acq and copper azole contain so much more copper you can expect to pay from 15 to 35 more than you paid for cca lumber. It is widely used throughout the united states and canada.

Never burn treated wood. Copper azole and alkaline copper quaternary treatments both contain a fungicide. Copper azole treatments contain copper boric acid and tebuconazole type b does not contain boric acid. 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 is a water based wood preservative that prevents fungal decay and insect attack. Ca is a water based preservative that can be cleaned and painted.