The Walraven Pacifyre® MK II Fire Collar (M) with article number 2141162164 is a genuine Walraven fire protection solution designed for plastic pipes with an external diameter of 162-164mm. This robust fire collar is engineered to prevent the spread of fire and smoke where pipes penetrate fire-rated walls and floors, ensuring compartmentation integrity. It offers exceptional fire resistance for up to 240 minutes (EI 240, depending on specific application and installation). Featuring a durable galvanized steel casing and intumescent material, it expands rapidly in heat to seal off pipe penetrations. Easy to install, this essential component enhances building safety and compliance.