You can finance a new furnace through local HVAC contractors, major manufacturers, personal loans, or home equity. Options range from 0% promotional financing to long-term loans.
Many HVAC companies offer financing to their customers to streamline the HVAC replacement process and paying for it. Banks and credit unions may approve you for a personal loan, home equity line of credit, or a home improvement loan where loan proceeds are used specifically to make the upgrades your home demands.
The $5,000 rule is a guideline to help homeowners decide whether to repair or replace their HVAC system. You multiply the age of your unit by the cost of the needed repair. If that number exceeds $5,000, replacing your HVAC system is often more cost-effective.
Home Equity Loans or HELOCs
If you have some equity built up in your home, you may want to look into using a home equity loan (a fixed-rate loan received as a lump-sum payment) or a home equity line of credit (a revolving credit line that works much like a credit card) to finance your furnace replacement.
Eligibility for HVAC loans varies by lender and loan type, but common requirements include: Credit score: Most lenders look for a score of 600 or higher. The better your score, the lower your interest rate. Income verification: Be prepared to show recent pay stubs or tax returns.
To get a $30,000 personal loan, you generally need a credit score of at least 660 to 720 (Good to Excellent) to qualify for competitive, affordable terms. Lenders view larger loan amounts as higher risk, so they require stronger credit profiles and proof of steady income.
To qualify for a $200,000 mortgage in 2026, most lenders require a minimum annual income of $60,000 to $70,000, assuming a 10% down payment and moderate debt. With excellent credit and 20% down, you might qualify with $55,000 annual income. FHA loans may accept lower incomes with higher debt-to-income ratios up to 43%.
The national average cost for replacing a gas furnace in the U.S. for a 1,600 to 2,000-square-foot home is about $7,000. However, the cost of furnaces can range widely depending on their size, type, and efficiency, and homeowners can generally expect a new furnace to cost anywhere between $3,800 and $10,000.
In general, borrowers with good or excellent credit (690 or higher) are likely to qualify for financing through an HVAC company, a personal loan or a 0% APR credit card. Most of the lenders listed on this page have a 580 to 660 minimum credit score requirement.
The best time to buy a furnace is during the off-season, specifically late spring (April-May) or early autumn (September-October), when HVAC companies are less busy and offer lower prices, rebates, or promotions. Purchasing in these shoulder seasons ensures faster installation times and better negotiating power compared to winter peak season.
Yes HVAC prices have steadily increased over the past few years, and 2026 is no exception. These increases are affecting everything from entry-level systems to high-efficiency units, making it more expensive than ever to install or replace HVAC systems.
Yes, you should highly consider replacing a 30-year-old furnace. Most furnaces have a lifespan of 15 to 20 years. At 30 years old, your system has likely outlived its expected life. It is operating at a much lower efficiency than modern units and presents a significantly increased risk of catastrophic breakdown or dangerous carbon monoxide leaks.
To estimate furnace size: Multiply your square footage by 30–60 BTUs (depending on home efficiency). Use 30 BTUs per sq ft for well-insulated homes.
Apply for a Grant
The Federal Low Income Home Energy Assistance Program (LIHEAP) helps low-income Americans with heating and cooling expenses. Apart from small grants, LIHEAP offices also help consumers find resources to help pay for the cost of replacing furnaces and air conditioners.
Furnace replacement may be covered by homeowners insurance if it was damaged by a covered peril. For example, fire, storm damage, or water from a burst pipe could qualify as sudden and accidental events that trigger coverage up to your policy's limits.
This tax credit is effective for products purchased and installed between January 1, 2023, and December 31, 2025. Claim the credits using the IRS Form 5695.
Enjoy Perfect Air Now with Low-Monthly-Payment Financing.
It's never been easier to get the best possible system for your home and pay over a period of time. Your heating and cooling system affects how you feel every moment you're at home and accounts for around half of the energy your home uses every month.
To get a $30,000 personal loan, you generally need a credit score of at least 660 to 720 (Good to Excellent) to qualify for competitive, affordable terms. Lenders view larger loan amounts as higher risk, so they require stronger credit profiles and proof of steady income.
Paying cash for a new HVAC system can save you from interest charges and allow you to own your system outright from day one. However, financing gives you the flexibility to break down the cost into smaller, manageable payments, which is helpful if a large upfront expense isn't realistic.
The Rule of 5000 Rule is simple: Multiply the cost of the needed repair by the age of your air conditioner. If the result is greater than 5000, AC replacement is generally the smarter choice. If it's less than 5000, a repair might still be worth the investment. Here's a quick example.
The average lifespan of a furnace is 15 to 20 years. However, exact longevity largely depends on the system type, how heavily it is used, and how consistently it is maintained.
Below are some of the best furnace brands for different homeowner priorities:
Yes, you can potentially afford a $200k house on a $50k salary, but it will be very tight. To make it work, you will need minimal existing debt, good credit, and a solid down payment.
Yes, a 70-year-old woman can absolutely get a 30-year mortgage. Under the Equal Credit Opportunity Act, lenders are legally prohibited from discriminating against applicants based on age. Approval is based entirely on your ability to repay the loan, supported by your credit score, income, assets, and debt.
On a $70,000 annual salary, you can typically afford a home purchase price between $200,000 and $300,000. Your actual budget depends on your down payment, current interest rates, existing debt, and property taxes in your area.