Heating & Furnaces
Lennox vs Trane: Same Price Range, and Why We Install Trane
Lennox vs Trane from a contractor that repairs both: price, reliability, warranty and who can file a claim. Our pick is Trane, and here's…
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Heating & Furnaces Articles
Honest heating & furnaces answers from the licensed pros serving Northern Virginia.
Heating & Furnaces
Lennox Furnace Pressure Switch Codes: E223, 9 Flashes and Why
Lennox furnace pressure switch codes, E223, E227 and 9 red flashes: what they mean, the real causes (it's rarely the switch), and what a…
Heating & Furnaces
Lennox Furnace Flashing Red Light: What the Flashes Mean
Lennox furnace flashing red light? Count the flashes: what 3, 4, 7, 8 and 9 mean on a Merit furnace, the E codes on…
Heating & Furnaces
Goodman vs Trane: What You Get, What You Give Up
Goodman vs Trane from a contractor that services both: furnace efficiency, the heat exchanger warranty change Goodman made in 2026, and which one we'd…
Heating & Furnaces
Goodman Furnace Codes: What Every Flash and EE Code Means
Goodman furnace codes by board: what 3 or 4 red flashes, a solid light, EE0, EE2 and EE6 mean, what you can check yourself,…
Heating & Furnaces
Carrier vs Trane: Which One We’d Put in Your House, and Why
Carrier vs Trane from a contractor that installs both: efficiency, warranty and price, $8,898 to $23,000 for a furnace and AC. Our pick is…
Heating & Furnaces
Carrier Furnace Codes 13, 31, 33 and the Rest, Explained
Carrier furnace codes, from 13 and 31 to 33 and 34: what each flash means, how to count them, and the fix. Bryant and…
Heating & Furnaces
Furnace Heater: What It Is, How to Tell What Heats Your House, and What a New One Costs
A furnace burns gas and blows the heat through your ducts. How to tell it from a heat pump or a boiler, and when…
Heating & Furnaces
Heating Installation: Gas Furnace, Heat Pump, Dual Fuel, Ductless or Boiler, and What Each Install Takes
Gas furnace, heat pump, dual fuel, ductless or a hot water boiler: which fits your house, what each install takes, and the permits.
Heating & Furnaces
Heating Repair: What to Check First, What Breaks, and What It Costs
No heat? Check the thermostat, furnace switch, filter and drain first. Then what breaks in a furnace, heat pump or boiler, and the fix.