Fifteen years or thirty? The lifespan of a treated pine sleeper comes down to one factor more than any other — drainage.
A full materials-to-finish guide for building a raised garden bed from treated pine sleepers — sizing, corner joins, lining and veggie-safe H4 treatment.
H4, CCA, ACQ — the labels on treated pine sound technical, but only one thing actually matters for a retaining wall: is it rated for in-ground use.
A straight-talking buyer's guide to treated pine sleepers — H4 treatment explained, 200x75 vs 200x100 sizing, and how many you'll need for your project.
