Is it time to replace your furnace? The Benefits of upgrading and what to consider when choosing a new furnace. Contact us Today
With winter on the horizon in St. Louis, homeowners are preparing to rely on their furnaces for a comfortable indoor climate. It can be challenging to determine when a furnace has reached the end of its helpful life versus needing simple repairs. Replacing an aging furnace can help lower energy costs, improve comfort, and ensure a safer environment.
Contact Tom Hoffmann Air Conditioning & Heating today to schedule an inspection or consultation. Let us help you keep your home warm, safe, and energy-efficient this winter and beyond.
Nick was was great! He provided great service, explained everything, and was patient and kind.I definitely recommend using Hoffman!
Response from the owner:Thank you, Marilyn! We're glad to hear that Nick provided you with excellent service and made your experience enjoyable. We appreciate your recommendation!
The whole team was great, professional and friendly. Scheduling was easy and well organized, they had many options for different price points and financing options. Thank you!
Response from the owner:Thank you for the thoughtful review, Jasmine! We appreciate your support and continued business.
Love that it’s the same technician every time. Let’s me know what he found and any concerns he might have regarding our units. Great customer service.
Response from the owner:Thank you, Theresa! We're glad to hear you appreciate having the same technician and the communication about your units. Your feedback on our customer service means a lot to us!
From the phone to the completion of the job everyone is so polite and informative. I had Giovani as our representative and he was very informative and professional, and knew exactly what the problem was. Thanks so much.
Response from the owner:Thank you for the kind review, Frank! We appreciate you and your business.
Zach did an excellent job! Always courteous and friendly. We would highly recommend calling Thomas Hoffmann HVAC for any heating and cooling needs.
Response from the owner:Thank you, Allan! We're glad to hear that Zach provided excellent service and appreciate your recommendation for Thomas Hoffmann HVAC.
Was able to locate the problem right away and replace a switch and add Freon very nice job by this employee. I will recommend Thomas Hoffman for future references.
Response from the owner:Thank you, William! We're glad to hear that our team was able to quickly address the issue and that you had a positive experience with Thomas. Your recommendation means a lot to us!
I had Nick come out. He was awesome. Very knowledgeable, prompt and helpful. I will definitely recommend Thomas Hoffmann HVAC to others in need of HVAC support.
Response from the owner:Thank you, Jack! We're glad to hear that Nick provided you with excellent service. We appreciate your recommendation and look forward to assisting you and others in the future.
From our initial quote until the new furnace and AC were completed, everything was smooth and efficient. Zachary and Giovanni were excellent on-site, taking time to explain the installation as well as leaving the home clean. Thank you Thomas Hoffmann team
Response from the owner:Thank you! We're glad to hear that the installation process was smooth and efficient. Zachary and Giovanni will be pleased to know their efforts made a positive impact. We appreciate your kind words about the team!
Update 4/6/26: Zach Sperling is such a pleasant and knowledgeable technician that I recommend him highly. Thomas Heating has been a wonderful company to work with in my maintenance plan. If you are looking for a reputable company, look no more.
This company is so responsive that I love them. They respond immediately, and I trust them to tell me what needs to be done. I haven’t been steered wrong yet. They are genuinely nice to work with and honest. I use their maintenance program which I highly recommend.
Response from the owner:Thank you for your kind words, we truly appreciate your trust in us and are glad to hear about your positive experience with our services.
work good but got at least 6 messages from them very annoying
Response from the owner:Thank you for your feedback, Harold. We appreciate your input and understand how too many messages can be frustrating. We'll work on improving that experience for you.
Nick was great! He came right out and was able to solve the problem fairly easily. He communicated well and helped us prevent a future problem as well.
Response from the owner:Thank you for the review, Philip! We are happy to hear you had a pleasant experience working with us.
Response from the owner:Thank you, Pat, for your kind words about Giovanni; we appreciate your feedback and are glad to hear that he made a positive impression.
They have never failed to fix my hvac problems. These folks are top tier.
Response from the owner:Thank you for the wonderful feedback, Greg! We're glad to hear that you've had such positive experiences with our team. Providing timely and effective service is our priority, and we're here whenever you need us. Looking forward to assisting you again!
Giovanni was very professional, helpful, patient and helped me figure out the issue, if it was covered under warranty, and next steps. Great overall experience and much appreciated.
Response from the owner:Thank you, Amy! We're glad to hear that Giovanni provided you with such professional and helpful service. Your appreciation means a lot to us!
Always professional and thorough whenever they service our home. We have used Thomas Hoffmann Air Conditioning & Heating multiple times since we moved into our home and will continue to use them in the future.
Response from the owner:Thank you for the thoughtful review, Joe. We appreciate you and your business!
0 stars if I could. Bought a faulty (not to mention overpriced) surface igniter, called back five minutes later after installing, of course they didn’t stand behind their part. Go to Grainger instead. Same (working) part, half the price.
Response from the owner:Hi there. I am unable to locate your customer profile. Please give our office a call at 314-471-7625 so we can get this figured out for you.
My furnace was not working. A very nice gentleman came out this morning and fixed the problem and now I have much needed heat. He was very professional and courteous. I will definitely be using them again when the need arises.
Response from the owner:Thank you for the positive feedback! We're glad to hear that you were pleased with our prompt and friendly service. We look forward to assisting you again in the future!
I will always call Hoffmans for my air and heat needs. They were out to my daughters house that day and fixed it. It was right before the weekend storm with below zero temps the next day. They saved my daughter and grandbabies. I could never thank them more.
Response from the owner:We are so happy to hear that we could help! Thank you for the kind review.
Snow and drifting snow covered intake and out take vents causing the furnace emergency to shut off furnace. Cleaned off the driftibg/ snow off roof and vents furnace works perfect now. Thank you and great job Nick.
Response from the owner:Thanks for the great review, Scott! We appreciate your support.
5 stars! Nick was here to fix my heater within 2 hours of my call. He explained the problem to me thoroughly and got the job done quickly & professionally. Thank you so much!
Response from the owner:Thank you for the kind review, Jennifer! Glad we could help.
Extremely thorough and educational. They do a wonderful job of explaining everything and making sure I was comfortable knowing how the systems worked in my house!
Response from the owner:Thanks for the great review, Matthew! We appreciate your support.
I noticed a strange noise that I was concerned was linked to my furnace. I called Thomas Hoffman Heating & Cooling and Nick came right out. He was very thorough checking all components. Thankfully all checked out for us this visit. Definitely recommend Thomas Hoffman Heating & Cooling!
Response from the owner:Thank you so much for the kind review, Abby! We appreciate your business and look forward to servicing you in the future.
Thomas Hoffman is a wonderful company to work with. Techs are knowledgeable, personable & efficient.
Response from the owner:Thank you, Christine, for your kind words about our team; we appreciate your feedback and are glad to hear you had a positive experience!
Hoffman plumbing came out to help with some of my plumbing problems. They were amazing. I wish I would have called them first
Signs That It’s Time to Replace Your Furnace
1. Age of Your Furnace
The average lifespan of a furnace is 15 to 20 years. After this point, the system becomes less efficient and may struggle to meet your heating needs. If your furnace is approaching this age, it’s wise to evaluate replacement options. Older systems lose efficiency over time, leading to higher utility bills, especially during cold Missouri winters.
2. Increasing Heating Bills
If your energy bills are rising despite no changes in usage, your furnace may consume more energy to maintain the same temperature. Declining efficiency is a common sign of an aging furnace, as it has to work harder to heat your home. Upgrading to a modern, energy-efficient model can significantly reduce heating costs.
3. Frequent Repairs
When furnace repairs become a regular occurrence, replacement may be more economical. A general rule is if repair costs are approaching half the price of a new furnace, it’s usually better to invest in a replacement. Increasing repair frequency is often a sign of components wearing down, which could lead to further issues.
4. Uneven Heating
If you notice temperature fluctuations between rooms or areas of your home, this may indicate your furnace can no longer distribute heat effectively. An older furnace often struggles to maintain consistent warmth, especially if it’s undersized for your home’s current needs. A new, correctly sized unit can help create an even, comfortable indoor climate throughout your space.
5. Strange Noises and Odors
Unusual noises like banging, rattling, or screeching can indicate worn or broken parts in your furnace. Burning or musty odors may also suggest issues like overheating, dust buildup, or even a cracked heat exchanger, a serious safety concern. Persistent sounds and smells are often a signal that replacement should be considered.
6. Air Quality Concerns
Older furnaces may struggle to filter and circulate clean air, which can lead to a decline in indoor air quality. It may be time to upgrade if you notice more dust, dander, or musty odors around your home. Newer models have advanced filtration systems that help maintain clean, healthy indoor air.
7. Safety Issues and Carbon Monoxide Concerns
If you notice warning signs like frequent carbon monoxide detector alerts, rust on the furnace, or pilot light problems, these could indicate serious safety risks. Older furnaces with cracked heat exchangers can leak carbon monoxide, a colorless, odorless, potentially lethal gas. In this situation, replacement is often the safest choice.
The Benefits of Replacing Your Furnace
Replacing an aging furnace has several benefits beyond the peace of mind of reliable heating.
Energy Efficiency and Savings: Newer furnaces are designed with efficiency in mind, often reaching Annual Fuel Utilization Efficiency (AFUE) ratings of 90% or higher. This translates to energy savings and lower heating bills.
Improved Comfort: Modern furnaces heat your home more consistently, preventing the cold spots and temperature fluctuations that older systems often cause.
Enhanced Safety: A new furnace eliminates the risk of safety issues such as carbon monoxide leaks, offering added protection for you and your family.
Eco-Friendly: High-efficiency furnaces consume less fuel, reducing your carbon footprint and contributing to a greener environment.
Increased Property Value: An upgraded HVAC system can increase your home’s resale value, making it a worthwhile investment if you’re considering selling.
Factors to Consider When Choosing a New Furnace
If you’re ready to replace your furnace, consider these essential factors to ensure you choose the best option for your home.
Furnace Size and Capacity
Choosing the right size furnace is essential for efficiency and comfort. An undersized unit will have difficulty maintaining warmth, while an oversized one can cause issues like short cycling and increased wear on components. Working with an HVAC professional ensures you’ll get the correct capacity based on your home’s square footage, insulation, and layout.
Efficiency Ratings (AFUE)
The efficiency of your furnace directly impacts energy costs. High-efficiency furnaces with 90% or above AFUE ratings use less fuel and are more environmentally friendly. Although these models may have a higher initial cost, the energy savings over time can offset this expense.
Fuel Type
Most St. Louis homeowners choose between gas, electric, or oil furnaces. Gas furnaces are generally the most efficient and affordable in regions where natural gas is readily available. Electric furnaces, though often more expensive to operate, are a cleaner option and may be preferable in areas without natural gas service.
Additional Features
Modern furnaces have optional features like variable-speed blowers, programmable thermostats, and integrated humidifiers. Variable-speed blowers, for instance, can enhance comfort by adjusting airflow to maintain a more even temperature. Smart thermostat compatibility also allows remote control and customization of heating schedules for added efficiency.
When Is the Best Time to Replace Your Furnace?
Planning your furnace replacement before winter sets in is ideal. Fall is the best time for St. Louis homeowners to install a new furnace, as HVAC companies tend to be less busy, making it easier to schedule convenient appointments. Additionally, preparing before the cold weather arrives ensures your home stays comfortable without interruption during winter.
Choosing a Reliable HVAC Provider
Selecting an experienced, reputable HVAC provider is essential to ensure a smooth installation and ongoing support. Look for companies with positive reviews, certifications, and a solid reputation in the St. Louis area. Many HVAC providers also offer maintenance packages, which can help you keep your new system in peak condition for years.
At Tom Hoffmann Air Conditioning & Heating, we’re dedicated to helping St. Louis homeowners make informed decisions about their HVAC systems. Whether you’re ready for a new furnace or need an inspection to determine the best course of action, our team is here to provide expert guidance and reliable service.
Contact Us Today
Replacing your furnace can feel like a big decision, but it’s an investment in your home’s comfort, safety, and energy efficiency. If your furnace is showing signs of aging or struggles to keep your home warm, now is the time to consider upgrading before winter hits.
Contact Tom Hoffmann Air Conditioning & Heating today to schedule an inspection or consultation. Let us help you keep your home warm, safe, and energy-efficient this winter and beyond.
