Which ASTM testing method is used for floor-to-wall systems?

The correct approach for assessing floor-to-wall systems is through ASTM E1966. This test method specifically evaluates the fire-resistance of through-penetration firestop systems, including their performance in scenarios where a floor intersects with a wall. This testing method examines how well these systems can maintain their integrity and prevent the spread of fire and smoke between floors and walls, which is critical for ensuring the overall fire safety of a building.

The focus on floor-to-wall systems is essential because these areas are common points of fire propagation if not properly protected. ASTM E1966 provides valuable data that helps manufacturers develop firestop systems that meet code requirements and ensure safety in real-world applications.

While other ASTM tests are important in their own contexts, for instance, ASTM E84 focuses on surface burning characteristics and cannot adequately evaluate the fire-stop performance needed for the critical junctions between floors and walls. Similarly, ASTM E119 is designed for testing the fire resistance of entire assemblies and structures, which does not specifically highlight the performance of floor-to-wall penetrations. Therefore, ASTM E1966 is the most relevant method for the specific evaluation of floor-to-wall systems in firestop applications.