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Questions and Articles

53 items

How Is Lumber Heat Treated?

A:
Purpose of Heat Treating Heat treating is used to eliminate pests which may be found in softwoods and hardwoods that have been cut into lumber. The main pests which are targeted by heat treating are the pinewood nematode and the Asian long-horned bee ... more

How Do You Remove Green Mold From Treated Lumber?

A:
Mold can stain and decay your wood, especially when your treated lumber is exposed to prolonged moisture conditions. Mold fungi can appear on wood in a variety of different colors including orange, yellow, green, blue and black. Often the darker the ... more

As far as longevity, what is the difference between cypress and pressure treated pine lumber?

A:
Depending on the enviroment the fence is kept in will determine its longevity. Under normal circumstances a cypress fence will last 10 - 15 years. Pressure treated pine is a treated lumber so it is approximatly 20 years. ... more

SANSIN PTL; can it be used on non pressure treated lumber?

A:
Yes! PTL performs outstandingly on many wood species. Keep in mind that the color is somewhat stronger than with other Sansin wood coatings. • Can I mix Classic and SDF in the same can? Answer: No, the base formulas are inherently different. Although ... more

Is ACQ treated lumber toxic?

A:
ACQ lumber is safe when handled properly and presumed to be non-carcinogenic. However, acq treated lumber has a corrosive effect on most metals. ... more

Is treated lumber permitted to replace the concrete curb block on the interior wall footing?

A:
Yes, if the lumber was treated for ground contact, properly anchored, of proper width, and at least the thickness of the slab. Comments: The concrete floor slab could be poured against the sides of this "plate," and a treated 2x could then be install ... more

Is DrySnap® compatible with ACQ pressure treated lumber?

A:
Yes. We only use hardware that is compatible with ACQ lumber. Unlike metal systems, the DrySnap® system is primarily vinyl and is not affected by ACQ lumber. ... more

What do you put on the cut end of pressure treated lumber?

A:
Copper napthenate for cut ends that will be in contact with the ground OR zinc napthenate for cut ends that will be exposed to air. ... more

ySnap® compatible with ACQ pressure treated lumber?

A:
Yes. All DrySnap components are made of pvc vinyl. The DrySnap screws are stainless steel. Unlike metal systems, the DrySnap system is not affected by ACQ lumber. ... more

Does Trimax Structural Lumber span as far as pressure treated lumber?

A:
The typical answer is "no," it doesn't span as far, but substitutions can be made to compensate for this. For instance, if you are spanning a 2x6 in wood 7'-0" for a residential span, to do the same thing in Trimax, a 2x8 might need to be utilized in ... more
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