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End Cut Preservative?

AldeanFan

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Sep 9, 2014
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Niagara on the Lake
I'm building a deck to drink beer on when not working in the garage.
Using pressure treated lumber since I spent all my money on tools ;)

I was told to use an end cut preservative, Cut-N-Seal is what's available here, $20+ for a quart can.

Here's what it says on their website:
What is Cut-N-Seal?
Cut-N-Seal® is a water-based brush-on sealer and moisture repellent for cuts and holes in pressure treated wood that expose untreated wood above ground where appearance counts, on deck boards, railing, post tops, and fence boards.

Is this just a sealer? I have partial gallon of Thompsons in the shed, is this the same with a tint?
 
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Cyberbear

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Nov 23, 2013
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California
There is no guarantee that what you use is the proper product, only time will tell for certain. Try asking around at your local lumber yard and see if they know anything, or ask the supplier of your PT deck lumber.
 

Tarheel Slim

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Jun 10, 2016
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Nassagaweya Ont.
I found some decent stuff i was happy with at Home Hardware,cant remember the name it was green and really smelled,its for end cuts on ground contact wood,was 20 dollars cover 100 sq ft.
 
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four.cycle

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Oct 19, 2015
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Tacoma, Washington
water-based wood preservative? hahahahahahahahahahahaahahahahaa!!!!!

that really is kind of funny.

I'll bet they sell it at Home Depot, right?

Thompson's Water Seal isn't worth a damn, at least not around here. Has to be applied every year, and you have to prep the surface every time.

Want your wood to NOT rot?
Copper Napthenate.
Only way to go. Spendy. Highly toxic. Causes nerve damage too. Really nasty stuff. Buy some serious big-*** heavy gloves, and LEAVE THE PAINTBRUSH IN THE CAN. When you've used the very last drop, pop the lid off, let it dry out and send the can (and brush) to the landfill in a neat package.

Did I mention do not breathe the stuff?

The color will fade out in a few months, so don't worry about it. If you want to stain over it, wait about a week for it to fully cure and then apply an oil-based stain.

Do not apply to anything near your vegetable garden.
 

dave*99

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May 5, 2009
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Location
Coastal NJ
I read up extensively last year when I redecked my pressure treated deck. The very old deck boards had failed due to end rot.

While I don't remember much of what I read, I landed on Anchorseal 2 Green wood sealer. The PT wood was very wet when I received it. Even still, the Anchorseal penetrated well. After the deck dried out, I stained it with Cabot semi-solid oil based stain. I can see a slight color change at the board ends due to the Anchorseal. It is not a problem. It gives me confidence that the Anchorseal penetrated the wet wood about 3 inches down the board. So I think it will hold up well.
 

four.cycle

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Oct 19, 2015
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Location
Tacoma, Washington
hmmm... never heard of Zinc Naphthenate...
the stuff I used was pretty much the same formula as the stuff just above from Canada.
$10 for 946 ml ?!?!?!?! that is crazy expensive if you're doing a big job.

The Home Depot said:
It contains the active ingredient Copper Naphthenate with the guarantee of 2% copper in the formulation. Not to be used in dwellings, for exterior and above ground use only.

^ yeah... this is the stuff, although I distinctly recall the stuff I bought said it was for below ground applications only. but then, I bought it in.... '92 or '93 when I was building a treehouse... paid $8 a gallon for it then.
 

BiggieSmalls

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Nov 5, 2012
Messages
2
While replacing my pine log railing I built a vacuum chamber and used copper napthenate diluted with diesel. It penetrated better than I thought it would. Pine in western Wa. does not have much life span. This is my first attempt at attaching a pic so hopefully you can see the result.
 

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