What is the proper method to ensure a PVC joint is made correctly?

The correct method to ensure a PVC joint is made correctly involves inserting the pipe into the fitting and then turning it about a quarter-turn before holding it in place. This quarter-turn action serves a crucial purpose: it helps to evenly distribute the solvent cement within the joint, creating a better bond by allowing the cement to cover both the inside of the fitting and the outside of the pipe. This technique not only enhances the strength of the joint but also helps to prevent any potential gaps that could lead to leaks.

Using this method ensures a solid and reliable connection, which is essential in plumbing applications where water pressure can be significant. Additionally, this approach allows any excess solvent cement to escape rather than being trapped inside the joint, further reducing the risk of failures.

Alternatives that do not involve the quarter-turn technique, such as just inserting the pipe and holding it or allowing the glue to set before making the joint, do not ensure the same level of bonding effectiveness and could lead to weak joints.