How should a dry chemical closed recovery system be constructed?

The construction of a dry chemical closed recovery system is essential for maintaining the integrity and effectiveness of the extinguishing agent. A system designed to keep out foreign materials ensures that the chemical remains uncontaminated and effective for its intended use. Contaminants such as dust, moisture, or other chemicals can compromise the performance of the extinguishing agent, potentially leading to failure during a fire emergency.

In contrast, an open system could expose the agent to various environmental factors and contaminants, while heavy-duty construction focused solely on pressure without considering the ingress of foreign matter might not adequately address the challenges of maintaining chemical purity. Additionally, restricting the system to only water-based agents does not align with the principle of a dry chemical closed recovery system, which is specifically tailored for dry chemical agents. Thus, ensuring that the system remains closed to foreign materials is crucial for reliability and effectiveness in fire suppression scenarios.