MgO = Magnesium Oxide

Impervious to fire, water and all insects
  • Non combustible
  • Non flammable
  • Does not feed mold or mildew
  • Completely non toxic.

We use the 9mm Sanded Back board as a drywall replacement because it breathes with HempCrete

For USA/Canada pricing see below
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What is MgO? (123.6kb)
Introduction to Magnum® Board (143kb)
FAQ’s about Magnum® Board (106kb)
Material Safety Data Sheet (112kb)
Interior wall and ceiling installation guide (207kb)
Magnum® Board Certified Test Summary and Product Specifications (1.18mb)
Recommended Fastening Matrix (88kb)
Magnum® Board Flyer (1mb)

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One product, practically every application. Magnum® Board (Magnesium Oxide or MgO Board) is a technologically advanced building material that offers superior performance in every category when compared to traditional wood, gypsum and cement based products.

Magnum® Board is a mineral based green builder product. It is homogenous; NO de-lamination.

Magnum® Board products can have a positive impact on your family’s health and safety while extending the life of your investment.

Magnum® Board products are engineered to provide the building community with a codes approved (International Code Council, Underwriters Laboratories, ASTM Testing) material for multiple applications.

Magnum® Board products eliminates the toughest problems facing architects, engineers, contractors, builders and consumers today. Magnum Board products are:

¤ Virtually impervious to fire
¤ Virtually impervious to water
¤ Unaffected by all insects
¤ Non-nutrient for mold or mildew
¤ Completely non-toxic
¤ Homogeneous construction to eliminate de-laminating
¤ Available for almost every application required in residential, commercial and industrial construction

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Magnum Board Decorative Fence Panels contain no nasty chemicals, no cement based content, no formaldehyde. 100% sustainable, 100% compostable, Co2 negative, vapour permeable and non-combustible. Excellent exterior durability, high impact resistance, and bracing performance embedded in every sheet. Independently tested and appraised. Combine with Foreverbreathe Silicate Paint to ensure best performance

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