Magnesium Oxide Wall Sheathing Board: Fire Ratings, Moisture Resistance, and Selection

A framing crew on a coastal project installed magnesium oxide wall sheathing board in early spring. After two months of rain, the panels wept moisture around s...

Magnesium Oxide Panels: Benefits, Uses, and Installation Guide

A standard ½-inch magnesium oxide panel achieves a flame spread index of 0 and a smoke developed index of 0 under ASTM E84. The board itself contributes zero f...

Sulfate Mgo Board: Properties, Performance, and Practical Applications

A single leak in a multi-story building can trigger mold growth within 48 hours, compromising indoor air quality and structural integrity. For architects and c...

MGO Wall Board: Complete Guide to Magnesium Oxide Panels

Why MGO Wall Board Is a Superior Choice for Modern Building Magnesium oxide wall boards routinely achieve fire resistance ratings of 1 to 2 hours and withstand...

MgO Panels: Complete Guide to Benefits, Applications, and Selection

What Are MgO Panels? MgO panels—magnesium oxide boards—are a non-combustible, mineral-based building material that consistently outperforms drywall and cement ...

MgO Panels: Why Builders Are Replacing OSB and Gypsum in 2026

Why Job Sites Are Rethinking Sheathing Materials A subfloor that warps after one wet framing season. Drywall that needs a full cure cycle before work can conti...