What is the maximum length a flex drop can be before it needs support?

The maximum length a flex drop can be before it requires support is defined by industry standards and codes that ensure proper installation and safety. A flex drop exceeding a length of 6 feet creates potential sagging or undue stress on the connections, which could lead to issues with water flow, pressure, or even damage to the system. By limiting the length to 6 feet, it ensures that the supporting structure remains intact and all components function correctly, helping to maintain the efficiency and reliability of the sprinkler system.

Other lengths suggested do not align with the established guidelines for flex drops. A shorter maximum length may not provide enough flexibility for installation, while a longer length could compromise safety and functionality, leading to potential risks in a firefighting system. Therefore, adhering to a maximum length of 6 feet for flex drops is essential in maintaining the integrity of the entire sprinkler system.