You don't need a new furnace until you really need one. That's when most people panic and hire the first number they find. Don't be that person. A little legwork now saves you from a cold house and a lighter wallet.
1. Before You Search
Figure out what you actually need. Is your system making weird noises or just old? Get the make, model, and age from the nameplate on the unit. Write down the problem in plain English — "heat won't kick on" or "AC blows warm air." This stops you from being sold equipment you don't need. If you're replacing, know your fuel type and whether ductwork is in decent shape. Two minutes with a flashlight beats a sales pitch every time.
2. Vetting Candidates
Ask friends and neighbors who they used and whether they'd call them again. Look up the company's license number with your state's licensing board. Check for complaints with the Better Business Bureau, but take one or two with a grain of salt — some people just like to complain. Read online reviews, but focus on recent ones and patterns. A company that can't answer the phone during business hours or returns calls days later probably won't show up when your heat dies in January.
3. Getting Quotes
Get at least three written quotes. Don't accept a verbal estimate over the phone — that's a guess, not a quote. Each quote should list the equipment brand and model number, labor, permits, and what's not included. A good contractor will inspect your system before quoting. If someone gives you a price without looking at anything, they're either guessing or upselling. Price alone is a terrible reason to pick one. The cheapest quote often means the cheapest work.
4. Before You Sign
Read the fine print. Look for payment terms, warranty details on parts and labor, and whether permits are included. Never pay the full amount upfront. A reasonable deposit is fine — anything over half is a red flag. Ask for proof of insurance and a workmanship warranty in writing. Trust your gut. If the salesperson is pushy or vague, walk away. There are plenty of good companies that don't need to pressure you.
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