Why is My PEX Connection Leaking and How Do I Fix It?

Finding a pex connection leaking under your kitchen sink or in the crawlspace is never the way you want to start your weekend. PEX (cross-linked polyethylene) is generally a dream to work with—it's flexible, it doesn't corrode like copper, and it's usually cheaper—but that doesn't mean it's invincible. If you've spotted a puddle or heard that dreaded drip-drip-drip, you're likely dealing with a failure at a joint rather than a hole in the pipe itself. ...

February 18, 2026 · 6 min · Saveria Yanie