How to Pick the Best Primer for Hardie Board

If you're staring at a fresh stack of fiber cement siding in your driveway, you're probably already thinking about the best primer for hardie board to make sure that investment actually lasts. Hardie board is famous for being tough as nails, but because it's a mix of cement, sand, and cellulose fibers, it's also incredibly porous. If you skip the primer or use the wrong stuff, you're basically just asking for the paint to flake off in a couple of seasons. ...

May 5, 2026 · 7 min · Leonie Aureo