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Wolmanized® Heavy Duty™ Wood: Applications - Marine Treated Wood

Wood is an ideal marine construction material. When exposed to wind and waves, the resilience of wood can yield superior performance as compared to rigid construction materials. Wood can't rust, won't corrode, and doesn't spall. It can usually be repaired in a more efficient and less costly way than other construction materials. And repairs can be made in all kinds of weather, in both wet and dry environments, often using nothing more complicated than ordinary carpentry tools.

Without adequate preservative protection, however, wood is subject to destruction from such marine organisms as Toredo (a shipworm that bores elaborate tunnels within wood) and Limnoria (gribbles that attack the exterior surface in a band around piling). Wolman preservative can prevent these organisms from destroying wood.

Typical saltwater applications for Wolmanized wood include:

•  Docks •  Boathouses
       •  Bulkheads •  Boardwalks
•  Marine and freshwater piling •  Pole homes
•  Groins, dolphins, and jetties  

Recommended CCA retention requirements for southern pine treatment in accordance with applicable AWPA standards are as follows:

                   Application    Lbs./Cu.Ft.       Kg/m³*
Dimension Lumber

Soil contact, freshwater immersion

.40

6.40

Saltwater splash

.60

6.40

Saltwater immersion

2.50

19.20-32.00**

Piling

Soil or freshwater immersion

.80

12.00

Saltwater immersion (zone 1)

2.50

N/A

Saltwater immersion (zone 2)

1.50

19.20-32.00**

               
             * per Canadian Standards Association
            ** depending on species

               Zone 1:
               East Coast - south of New Jersey
               West Coast - San Francisco Bay and south

               Zone 2:
               East Coast - New Jersey and north
               West Coast - north of San Francisco Bay
 
For Douglas fir and other refractory species, see Chemonite® ACZA-treated wood.