fiber cement fire rating

Is “Non-Combustible” Enough for Your Next Build? If you’ve ever typed fiber cement board fire rating into Google at 2 a.m., you already know the stakes: one wrong cladding choice can torpedo an entire project’s compliance budget. But here’s the kicker—non-combustible and fire-resistance-rated are two

First Things First—What Exactly Is Fiber Cement Board? Fiber cement board is a composite material made from Portland cement, cellulose fibers, silica sand, and water. The mix is pressed into sheets of varying thicknesses, cured, and finished to resemble wood siding, stucco, or even brick.

Quick Takeaway: If you’re Googling “is fiber cement board fireproof” at 2 a.m. because your neighbor’s barbecue just torched the fence, relax—fiber cement is officially recognized as non-combustible, but the real-life story is a bit more nuanced. Let’s dig into the details. So, What Exactly