JAX Home Network — Homeowner Resources

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Contractor Speak.

Before you approve anything — understand what you're being told. JHN's glossary covers every term, tactic, and trade secret contractors use. Plain English. No fluff.

Browse by trade

Choose Your Trade

Select a trade below to browse terms, definitions, and what contractors won't tell you — before you spend a dime.

AC
HVAC Terms
SEER ratings, capacitors, heat pumps, refrigerant, short cycling and more.
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PL
Plumbing Terms
Water heaters, pressure regulators, drain lines, shut-off valves and more.
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EL
Electrical Terms
GFCI outlets, panel upgrades, circuit breakers, grounding and more.
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SL
Solar Terms
Net metering, inverters, panel efficiency, battery storage and more.
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Why this matters

Knowledge Is Your Best Defense.

Most homeowners approve repairs and replacements they don't fully understand — because they don't want to look uninformed in front of a contractor. JHN's glossary changes that.

  • ✓Understand exactly what you're being told before you agree to anything
  • ✓Spot red flags — terms used to justify unnecessary work
  • ✓Ask the right questions and get straight answers
  • ✓Know when a second opinion is worth getting
Got a quote you don't understand?

Don't approve anything until you know what you're signing. Get a free second opinion from a JHN-vetted contractor.

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