Arkitor
ArkiShield Magnesium Oxide Panel
ArkiShield Magnesium Oxide Panel
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- Fire-Rated: ASTM E119 (1-hour fire resistance)
- Water & Mold Resistant
- Non-Combustible (ASTM E136)
- Impact Strength: Comparable to OSB
- Available in 10mm, 12mm, and 15mm
📦Contact us for customized wholesale orders.
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Fire Resistance
(ASTM E119, CAN/ULC-S101)
Moisture Protection
(ASTM C1186)
Impact Strength
(Comparable to OSB Level 3)
Easy Installation
Non-Toxic & Sustainable (REACH Compliant)
ArkiShield Applications
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Exterior & Interior Walls
Fireproof, weather-resistant, and mold-proof
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Ceilings
Ideal for commercial & residential fire-rated ceilings
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Flooring & Subfloors
High load-bearing strength, moisture-resistant

ArkiShield
Industry Standard
ArkiShield Exterior Wall Board is a high-performance fire-resistant, impact-resistant, and moisture-proof magnesium oxide (MgO) panel. Designed for commercial and residential exteriors, it is reinforced with fiberglass mesh for enhanced strength and dimensional stability.
Performance & Certifications
- 1-hour fire rating (ASTM E119, CAN/ULC-S101)
- Non-combustible (ASTM E136)
- Water & mold resistant (ASTM C1186)
- No chloride content (ASTM C871)
- Compliant with European REACH safety standards
Color & Finish Options
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Priming
Factory-applied primer and finish options for long-term durability. We can offer faster turnaround for large-scale projects.
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Colour Options
Compatibility with Benjamin Moore®, Sherwin-Williams®, Kynar, Pantone, & Gentech colours.
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Choices
- Standard pre-primed finish (light gray, ready for paint)
- Custom factory-applied topcoats in architectural color-matched finishes
- Custom matte, satin, and high-durability coatings available

Professional Installation & Handling
- Can be installed over wood or steel framing.
- Fastens with coated steel screws or construction adhesive.
- Cutting: Carbide saw blade recommended for precision cuts.
- Avoid exposure to continuous moisture before sealing edges.
FAQs
How does ArkiShield compare to fiber cement or drywall?
More durable, waterproof, and fire-rated than both.
Is ArkiShield compliant with Canadian building codes?
Yes, it meets CSA, ULC, and ASTM standards for fire resistance and durability.
Can I install ArkiShield like standard siding?
Yes, it is cut and fastened similarly to fiber cement but with less risk of cracking.
Can I cut it like drywall?
Yes! Use standard tools like a utility knife or saw.
Is this board eco-friendly?
100% non-toxic, formaldehyde-free, and REACH-certified.
What’s the lifespan of ArkiShield?
Over 50 years with proper installation and handling. Under factory recommended usage.