Sealing tops of treated fence posts.
Roof sealnt fence post.
The posts are about 10 years with tops sawn at an angle and nothing was ever applied per the installer.
Prepping to apply sealer to the tops fence posts hoping we will get a day over 50 degrees i went around with straight bleach over the tops today.
Available at some paint stores and home centers this wood treatment is specifically designed for in ground applications.
They would reuse or as we say today re purpose old motor oil.
Of aggregate in the bottom of the posthole to allow for drainage.
Soak the bottom of the posts in a wood preservative containing copper napthanate such as cuprinol.
Coating the post base with asphalt roofing cement driveway sealer tar or a bituminous self adhesive flashing tape are fairly common practices.
Already have the epoxy sealer.
Brush the bottom third or bottom half of the fence post with waterborne copper naphthenate a wood preservative that is free of arsenic and chromium.
In concept these practices would seem to block some moisture transfer into the wood but there isn t any research to suggest that it increases longevity.
They are being sealed to preserve against decomposing.