Flame arrester 14mm in adherence with EN ISO 10088. Boats with build-in tanks are in danger since the introduction of the E10 bio fuel, due to the explosive gases, which can escape the tank. This flame arrester was specifically designed for boats with build-in tanks and is certified by the IMCI (International Marine Certification Institute). It can easily be installed by cutting the regular venting hose, integrating the flame arrester and mounting it with a regular clamp. The shipment includes the certificat and the manual.