Hmmm... I was hoping more along the lines of galvanized extensions like an octagonal, but for the 3" size of the ring. Can I use 3" octagonal (or round) exetensions? (Listing concerns here...) there's nearly 2-1/2" of wood I have to protect, and I can't get to the 4x4 screws.

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-Virgil
Residential/Commercial Inspector
5 Star Inspections
Member IAEI