What is the size range for hard intake hoses?

Hard intake hoses are primarily used to connect a fire department's pumper to a water source, such as a hydrant or a static water source. The appropriate size for these hoses is crucial to ensure adequate water flow and pressure for effective firefighting operations.

The size range of 2.5 to 6 inches for hard intake hoses is widely accepted in the industry because it allows for a substantial volume of water to be moved efficiently. This size range ensures that the hoses can handle the high flow rates needed for firefighting while maintaining pressure. Smaller sizes, like 1-3 inches, might not provide enough flow capacity, particularly in scenarios where high-demand water usage is needed during firefighting operations. Similarly, options suggesting larger sizes, such as 6-8 inches, are generally outside the standard range for intake hoses, as they are not typically necessary and could be inefficient for most firefighting applications.

In essence, choosing the 2.5 to 6 inches size range reflects practical experience and standards in fire suppression scenarios, balancing flow capacity with operational efficiency.