Plumbing/HVAC training

I’m looking for any free training in the area of plumbing/HVAC that would also qualify for continuing education. What I’ve found so far on the NACHI site has been too specific. Looking for general training on systems.

seldom anything free in our area

Try this out

Gerry Beaumont is due to release his online Plumbing for Inspectors course. Ask him for an ETA.