Treatment is accomplished by placing wood in a large chamber, filling it with liquid solutions, and pressurizing the chamber once the lumber is saturated. This means posts in contact or buried underground obviously, but it also includes any lumber touching concrete or masonry since it's porous and wicks water like a sponge.
null 2 in. x 4 in. x 8 ft. 2 Ground Contact Pressure
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What is ground contact pressure treated lumber. A recent report from spectrum consulting. Must be used when lumber is less than 6 inches from the ground or has poor ventilation. Lumber that is rated for ground contact has more preservatives than above ground lumber, so it'll last longer when it's in contact with soil.
For more information about what you'll need for specific projects, check out our treated lumber store. The battle lines are drawn — dividing how pressurized lumber should go to marketa battle is raging in the treated lumber aisle. Flexible shipping options at checkout.
Exterior uses include above ground, ground contact, and fresh water. The american wood protection association (awpa) recently changed its standard on lumber treated for ground contact use. We have posts and 2×4 in ground contact acq treatment for fences.
Direct contact with a source of moisture. Treated lumber products can be suitable for interior and exterior uses. Use pressure treated wood in any situation where there's direct contact between the wood and anything that could supply moisture.
Lumber treated to “ground contact” has a high chemical retention level and can be placed directly on or in the ground with better protection against rot or decay. That said, not all pressure treatments are created equal. Call before you come, the website is not up to date during the quarantine.
Make sure the use noted on the lumber end tag matches your intended use. If your wood will touch the ground or be buried , you should get the highest grade you can , up to. Using ground contact pressure treated lumber above ground is nothing new.
Individual pieces of pressure treated lumber will reference ground contact on the end tag. Free shipping to a store near you. Difficult to maintain, repair or replace.
2 x 6 x 10' green pressure treated acq/ca ground contact lumber. New standards for treated lumber.
4 in. x 4 in. x 8 ft. 2 Ground Contact PressureTreated
4 in. x 4 in. x 8 ft. 2 Ground Contact PressureTreated
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2 in. x 12 in. x 8 ft. 2 Prime CedarTone Pressure
4 in. x 6 in. x 8 ft. 2 Ground Contact PressureTreated
WeatherShield 2 in. x 12 in. x 8 ft. 2 PressureTreated
WeatherShield 2 in. x 6 in. x 12 ft. 2 Prime CedarTone
2 in. x 8 in. x 16 ft. 2 Prime Ground Contact Pressure
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