This is the video-led learning side of C&H Inspections. Each lesson starts with a real house-system question, explains the parts that matter, and connects you to related topics when there is more to learn.

Water-heater safety explained

Watch a practical lesson on why water heaters need layered controls, how T&P relief valves and venting work, what some high-efficiency systems add, and which safety components homeowners should never alter.

Watch the water-heater lesson · Explore plumbing materials · Explore HVAC ductwork

Understand the systems that make a house work.

Water-heater safety explained