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Zentek's eco-friendly GraphGel™ coating earned a Class A fire rating and can protect homes from wildfires in under 30 minutes.
Zentek Ltd. has developed GraphGel™, a fast-acting, eco-friendly fire-retardant coating that earned a Class A fire rating in ASTM E84 tests, with flame spread as low as 5.
The product, which expands into a protective char when heated, can be applied at over 75 liters per minute, covering an average home in under 30 minutes and washing off with water.
Altek Advanced Materials Inc. has secured conditional exclusive rights to commercialize it in the U.S. A live test in Santa Clarita showed it protected shingles, glass, siding, and vegetation during a two-minute fire exposure, while uncoated surfaces were severely damaged.
The technology, at Technology Readiness Level 5, uses a pH-responsive gel with expandable graphite and has a provisional patent.
It aims to address wildfire risks facing over 80 million U.S. homes and 120,000 Canadian homes.
El recubrimiento ecológico GraphGelTM de Zentek obtuvo una calificación de incendio de Clase A y puede proteger las casas de los incendios forestales en menos de 30 minutos.