11 votes

Can I run pressure treated deck boards through thickness planer?

Will I have problems running 16' deck boards through a planer and will I get a nice result? Will the pressure treated chemicals, or the years of tree muck adhered to the surface of the boards wreck ...
  • 12.1k
9 votes

How is playground wood treated?

The equipment in your picture may be coated with a couple coats of an oil-based, penetrating stain. Or it may be just bare wood. Cedar and redwood, for example, stand up to weather very well on their ...
  • 1,196
8 votes
Accepted

Can I run pressure treated deck boards through thickness planer?

Cleaning the deck is the right call here. I wouldn't in general countenance planing PT stock (or doing any other operation to it in bulk, especially sanding). Yes you can protect yourself from the ...
  • 61.3k
8 votes

How is playground wood treated?

Much construction of playground equipment uses pressure-treated softwood (wood from conifer trees). Current treatment of choice is ACQ (alkaline copper quaternary) but there is also CA (copper azole), ...
  • 2,109
7 votes

Can I run pressure treated deck boards through thickness planer?

Mostly no, but you could. I would not because if it is treated lumber you run a risk of removing the protective layer that makes the treated lumber, well... treated. So with that said I would not. But ...
  • 3,078
7 votes

When building an outdoor structure, should I use pressure-treated lumber or something like cedar?

If it's in contact with or partly buried in soil, and isn't adjacent to food plants, go with PT; it'll probaly last several times as long. If it's above grade and will dry out berween rainstorms, ...
  • 9,111
6 votes
Accepted

Is it safe (for the animals) to use pressure treated wood for animal feeders and houses?

Personally, I wouldn't feel right using pressure treated wood for a birdhouse or bird feeder. Several gardening websites even recommend against using pressure-treated boards for garden boxes because ...
  • 18.6k
6 votes

Can I run pressure treated deck boards through thickness planer?

Rent a floor refinishing belt sander or a large orbital sander (24in disk) and keep the boards in place and sand them down. When you pull up those boards some will have a tendency to warp and twist ...
  • 69
5 votes
Accepted

Tips for recognizing aged pressure treated wood

Any wood left untreated and allowed to weather will eventually turn gray. In the days before pressure treated lumber was prominent, people stained or painted their decks and other outdoor projects to ...
  • 3,658
5 votes

UFP treated woods for raised garden bed

UFP Treated means that the wood is pressure treated with chromated copper arsenate (CCA) to make it less susceptible to rot. This technique comes from building boats, piers, carports, ... anything ...
  • 851
4 votes

Can I run pressure treated deck boards through thickness planer?

I have actually done this for several decks. The first step after removing the boards is to pressure wash the boards, top and bottom, to remove as much accumulated dirt and debris as possible. Check ...
4 votes

Does pressure treated lumber need to reach a proper moisture content before use?

Pressure treated moisture is different than 'green' moisture. There is two kinds of moisture in a tree, and the stuff that takes a long time to dry is the bound moisture inside the cells. If you ...
  • 15.3k
4 votes
Accepted

Goat playpen project (lumber treatment)

Use a naturally weather-resistant wood like cedar. It is relatively cheap and easy to maintain. A lot of playgrounds, fences, decks, and outdoor furniture are made out of cedar for this reason. ...
  • 2,602
4 votes
Accepted

Exterior Plywood that looks relatively nice

Converting my Comments above into an Answer as per a request. I was told (Baltic) Birch, but I assume that would need to be sealed. Although it's not sold to be used outdoors, if there'd be no ...
  • 61.3k
3 votes

What screw is best with treated lumber?

Pressure treated lumber is treated with Alkaline Copper Quaternary (ACQ), an environmentally friendly water-based preservative that is free of arsenic and chromium. However, ACQ treated lumber is more ...
  • 859
3 votes

UFP treated woods for raised garden bed

In the United States, since 2003, the availability of CCA pressure treated wood has been scant. EPA does not allow its use in residential applications, so it will be hard to find at your local lumber ...
  • 3,658
3 votes
Accepted

What should be done to treat decorative wood for outdoor use?

Cherry is not a durable species* as I presume you know, so a protective finish becomes a must to ensure a long life if using it outdoors. Since you obviously don't have a problem with a fully ...
  • 61.3k
3 votes

Just realized our deck was built with CCA pressure treated wood, what shall we do to eliminate or reduce the harm?

In the immortal words of Douglas Adams: Don't Panic Arsenic impregnated wood is not that toxic. Obviously, you don't want to make a baby teething ring from it, and if I had to sand it, I would work ...
3 votes

Are there any extra considerations to gluing pressure treated lumber?

First. Gluing pressure treated lumber. Once it has dried again it should glue like regular wood. It won't work at all if the lumber is still wet from the pressure treatment. Second issue, to make ...
  • 15.3k
3 votes

Are there any extra considerations to gluing pressure treated lumber?

The extended contact with water is going to by far be the more important consideration. The only glue I know of that handles being perpetually wet is epoxy. There are entire product lines of epoxy ...
  • 8,036
3 votes

Does pressure treated lumber need to reach a proper moisture content before use?

Yes, just like any lumber, you should ideally always sticker your pressure-treated lumber and let it sit for a couple weeks before using it to let it dry out and acclimate to your environment. Wood ...
  • 18.6k
3 votes

Can pressure-treated posts be restored, or better preserved?

I remembered a product my father made me use when working on some pressure treated framing for a gazebo. Pressure treating rarely penetrates 100%, so any cut ends or drilled holes tend to be the first ...
  • 1,762
3 votes

When building an outdoor structure, should I use pressure-treated lumber or something like cedar?

This is an excellent question (IMO). I've worked on a number of different projects like this. I think for things like a pergola, cedar would be a great choice. It is relatively light, is easily worked ...
  • 1,762
3 votes

Reuse planks of an old garden house

It's highly unlikely that the wood was pressure treated for a "dry" use like sheathing. And, it would be very unusual to use an after market preservative in that setting, beyond the ...
  • 1,373
2 votes

When building an outdoor structure, should I use pressure-treated lumber or something like cedar?

I think the answer is, "it's up to you" and "it depends". All materials will have pros and cons. PT lumber is cheaper than cedar, but cedar looks better (IMO) and smells nice. Cedar fades over time ...
  • 4,788
2 votes
Accepted

Can pressure-treated posts be restored, or better preserved?

When I reinforced my carport, I added pressure-treated 2x4 bracing. The ends were cut at an angle, so I sprayed on a heavy coat of Copper-Green® Brown wood preservative on the exposed ends, and let ...
  • 635
2 votes

Just realized our deck was built with CCA pressure treated wood, what shall we do to eliminate or reduce the harm?

I found this: To protect against arsenic exposure, Warren recommends using oil-based semi-transparent sealant every two years. He explains they make a clear seal, but it is not recommended because it ...
  • 3,853
2 votes

Can't tell if my deck joists are treated

How old is the deck and what condition are the joist in now? That should tell you a lot about how the deck will hold up. The T&G deck should have limited the penetration of water to the structure ...
  • 7,944

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