Of aggregate in the bottom of the posthole to allow for drainage.
Roof sealnt fence post.
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.
In this video i show how the old timers use to treat protect fence posts from rotting.
They are being sealed to preserve against decomposing.
The posts are about 10 years with tops sawn at an angle and nothing was ever applied per the installer.
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.
Sealing tops of treated fence posts.
They would reuse or as we say today re purpose old motor oil.
Already have the epoxy sealer.
Brush the preservative on the entire post if.
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.