Kolmat Fiber Seal Griffon is NF RAC-GAZ certified by Certigaz

Test / Trial / Certification
About Bat info source: Griffin via Primavera

RAC-GAZ by Certigaz for Kolmat Fiber Seal. This certification attests to the conformity of the product with the strictest safety and quality standards for use on combustible gas installations in individual or collective residential buildings, including common areas.