P2 - — Commercial Plumbing Inspector ((better))

He followed the dialysis supply line—blue PEX with a certified medical stamp. Clean. Professional. Then, twenty feet later, the blue line stopped. Someone had spliced in a twelve-foot section of —the kind used for standard commercial drains and vents, never for medical water.

He met the facility manager, a nervous woman named Carla, in the basement mechanical room. “The main shut-off is here,” she said, pointing to a massive gate valve. “But the problem isn’t on the prints. The night shift says the pipes sound like someone hitting them with a hammer at 2:17 AM. Every night.” p2 - commercial plumbing inspector

Leo’s stomach dropped. He took out his phone and photographed the violation: wrong material, no certification, improper bonding, and—he wiped his gloved finger across the iron— rust freckling . That rust would flake off, travel downstream, and destroy a dialysis patient’s blood if the filters missed it. The hospital didn’t even know. He followed the dialysis supply line—blue PEX with