Master Flame® Long-Term Flame Retardant

Protect wood, fabric, drywall, and other absorbent materials with Master Flame®, a Class A flame retardant designed to slow flame spread and enhance your home's wildfire protection. Professionally applied by Embershield, it adds another layer of defense to your complete home hardening strategy.

Build a Stronger Defense Against Wildfires

Every layer of protection plays an important role in reducing wildfire risks. Let our certified home hardening experts assess your property and create a customized protection plan using proven Class A fire-rated solutions.

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Master Flame - Class "A" Fire Retardant

Master Flame is an environmentally friendly, universal Class “A” Flame Retardant intended for use on woods, fabrics, and other absorbent materials. When properly applied, Master Flame creates a thermal insulation barrier that prevents dangerous flames from spreading and inhibits the development of toxic smoke. 


NOTE: Master Flame is not compatible with waterproof materials or polymer materials as Master Flame is not able to penetrate the cellular structure.

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Common Questions

Frequently Asked Questions

  • What is Master Flame®?

    Master Flame® is a Class A, water-based flame retardant that penetrates absorbent materials to help reduce flame spread and inhibit toxic smoke development.

  • What materials can Master Flame® be applied to?

    It is designed for absorbent materials such as wood, drywall, fabrics, hay, burlap, and untreated lumber. It is not intended for waterproof or polymer-based materials.

  • Does Master Flame® prevent fires?

    No. Master Flame® is designed to slow flame spread and improve fire resistance, providing valuable time during a fire event. It should be used as one part of a complete home hardening strategy.

  • Is Master Flame® environmentally friendly?

    Yes. Master Flame® features a water-based, non-toxic formula that is environmentally friendly when used as directed.

  • Why choose professional application?

    Professional application helps ensure proper coverage, material compatibility, and optimal performance for long-lasting fire protection.

Why Choose Master Flame®?

Master Flame® is a water-based, environmentally friendly Class A flame retardant that penetrates absorbent materials to help reduce flame spread and smoke development. It's an effective solution for strengthening your home's wildfire resilience.

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Class A Rated

Meets recognized fire safety standards to help reduce flame spread on treated surfaces.

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Deep Protection

Penetrates absorbent materials to provide long-lasting fire resistance and dependable protection.

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Non-Toxic Formula

Water-based, eco-friendly formula designed for safe application on compatible materials.

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Easy Application

Professionally applied for even coverage and dependable long-term performance.

Some of our Products

Firecoat
Leaf Blocker
Firecoat
Leaf Blocker

Who We Protect

Protecting Homes & Properties Across California

From residential homes to commercial properties, Embershield delivers customized fire hardening solutions designed to reduce wildfire risks and improve long-term property resilience.

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Residential Homes

Protect your home with customized fire hardening solutions that improve safety, reduce wildfire risks, and strengthen overall resilience.

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Mountain Homes

Safeguard remote homes with fire-resistant upgrades designed to withstand ember attacks and reduce wildfire-related damage.

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HOA Communities

Support safer neighborhoods with community-focused wildfire protection strategies and comprehensive home hardening solutions.

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Luxury Homes

Preserve premium properties using advanced fire protection upgrades that enhance safety without compromising appearance.

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Rental Properties

Protect your investment with durable fire hardening improvements that help reduce risks and improve long-term property value.

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Commercial Buildings

Strengthen commercial properties with reliable wildfire protection solutions that enhance safety and reduce potential damage.

Strengthen Your Home with Proven Flame Protection

Add another layer of wildfire defense with professionally applied Master Flame® Long-Term Flame Retardant. Contact Embershield today to learn how this Class A flame retardant can help improve your home's fire resistance as part of a complete home hardening plan.