Published Oct 26, 2026, 2:31 PM EDT

Jonathon Jachura is a mechanical engineer with over 12 years of HVAC industry experience who specializes in translating complex home systems into practical advice for everyday homeowners. His background spans technical sales and product management for major manufacturers, combined with hands-on experience as a two-time homeowner who has tackled everything from system installations to troubleshooting repairs. Jon focuses on helping readers make confident decisions about their homes through clear, actionable guidance that saves both time and money.

Ask most people what Ethernet is good for, and they’ll talk about speed tests. I ran Cat6 through our basement and up into the ceilings, and the benefit I lean on most never shows up in a Mbps reading.…