Wednesday, January 30, 2019

Ground contact lumber

Pressure-treated lumber is rated by the amount of chemical infused in it per cubic foot of wood. Feeling a little confused? Ground - contact rated lumber has.


To make things easier to visualize, take a look at the graphic below. Facts About Pressure Treated Lumber. PT lumber and ground contact i found a piece of the latter in the woods that has to have been there at least years, and it looked like it was just left there the day before, after i dried the mud and cleaned it off.


Rebates are provided in the form of a Menards. We can ship your Lumber anywhere in USA. For PT lumber with retention levels greater than 0. CA-B)—the AWPA-specified retention levels for UC4A ( ground contact ) treated lumber —Simpson continues to recommend stainless steel hardware. Our fence boards, deck boards, and dimensional treated lumber will now be treated for ground contact applications, and our posts will be treated for heavy-duty ground contact applications. We feel this is the best time of year to make the transition, from an inventory level standpoint, and a customer awareness perspective.


Ground contact lumber

Currently, lumber rated for ground contact is typically used for posts and grade beams, while lumber rated for above- ground use is used in the rest of the structure. A ground contact rated lumber refers to the amount of preservative the pressure treated lumber contains. A pressure treated lumber that contains. ACQ) is considered ground contact grade.


Redwood can survive anywhere from - years in ground contact , so you have to decide if that is suitable. See this article on Selecting Preservative Treated Wood for some really good information. If you look closely at the study the recommendation is to treat redwood that comes into ground contact. Some of the appropriate uses for ground contact lumber include fence and deck posts, raised vegetable beds, playground equipment, and landscaping uses.


We sell wood and pressure treated lumber products to your specifications and in accordance with national and local regulations. Most dimensional pressure treated lumber is treated to. Larger dimensional lumber (2×and above) can be treated to. CCA but only for use in certain commercial construction applications.


Find quality dimensional lumber online or in store. The AWPA has established minimum retention levels for ELand PTI, but only for above- ground use, so wood treated with these chemicals is limited to places where it won’t be in prolonged contact with water. Lumber offers a variety of building materials and building supplies for your construction needs.


Ground contact lumber

Due to water tables rising and dropping. Any Lumber in the ground used for a dock should be marine grade as well. Our treated wood can be used in above ground , ground contact and fresh water immersion applications.


Retention Find the right retention for the application. Understanding Lumber Grades. Allweather Wood ground contact preservative treated lumber digs deep for long-lasting performance. Best for building applications that require contact with the ground , such as burying posts in soil or setting them in concrete.


For an instant free quote, click here! Please note that most of the treated wood that’s two inches or less in thickness tends to be treated for above- ground uses, so it may not last very long in a ground - contact application. Be sure to contact the manufacturer of the treated wood product or the manufacturer of the wood preservative chemical for information on product safety.


Selecting Lumber and Lumber Substitutes for Outdoor Exposures include untreated lumber and fiber-plastic composite lumber. While cutting the posts that will fit at the bottom of the steps I realized as much as of the bottom will be in contact with the ground. Specification Guide for Wolmanized. This includes sawn components that are difficult to replace and critical to the structure, or that may be exposed to ground contact type hazards due to climate, artificial or natural processes or construction. Preserve formulations provide long-term protection from fungal decay and termite attack for a wide variety of residential, commercial and agricultural construction projects including above- ground , ground contact , fresh-water immersion, and salt-water splash applications.


Properly treated southern pine lumber or posts will last for a hundred years even when in contact with the wet soil. For above ground use, the amount of preservative required is 0. For ground contact the amount of preservative is increased to 0. We carry Fire Treated as well as MCA Treated Lumber. If you do not find the product in the list you were looking for, call us or fill out the contact form at right.


With our extensive resources we can find what you need. GROUND CONTACT : This wood has incisions to help the copper azole treatment penetrate deeper into the wood for added protection in situations where wood comes in contact with ground or concrete. Several people here have mentioned using treated lumber for ground contact and then using the cedar above ground.


I thought I should point out that, according to the American Wood Protection Association (AWPA), there are different categories of treated lumber based on the level of treatment. The AWPA standard retention for CA-B is 0. What Is CCA-Treated Wood ? Type C copper azole, denoted as CA-C, has been introduced under the Wolmanized brand. Although cypress is well-regarded for its strength and durability, the wood is generally not recommended for ground contact applications. Outdoor Spaces Offer Comfort and Style If you enjoy relaxing and entertaining on your porch or patio, you are not alone.


This 2×Bullnosed profile is manufactured from Dense Select Structural Southern Yellow Pine and is a Brand produced by Southern Pine Lumber Company.

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