Heated cables can help, but honestly, they're not always worth the trouble. I've seen plenty of cases where they fail prematurely or just don't cover ...

Been there with appliances too many times. Had a washer that kept leaking no matter how many hoses and seals I replaced. After the third or fourth fix...

Sounds like your crew was pretty thorough with the magnet sweep, which is definitely good to see. Still, you're right—no matter how careful they are, ...