Top 8 Furnace Installation Mistakes You Can't Afford to Make

Discover the top 8 common furnace installation mistakes that can jeopardize your home's safety and efficiency with Best Owner Direct HVAC & Electrical.

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HVAC maintenance

At Best Owner Direct HVAC & Electrical, we know that furnace installation is one of the most critical home services when it comes to ensuring your family’s safety and comfort. But did you know that even a small mistake during installation could lead to bigger issues down the road? From fire hazards to inefficient heating, a poorly installed furnace is not something to take lightly. Let’s walk through eight common mistakes that can happen during furnace installation and why you should avoid them!

1. Hiring an Inexperienced Contractor

When you hire a contractor without the right experience or credentials, you’re gambling with your home’s safety. An unqualified technician may not follow necessary safety protocols, which could lead to gas leaks or system malfunctions. Always ensure your HVAC technician is licensed, certified, and insured.

2. Selecting the Wrong Size Furnace

Think bigger is better? Not when it comes to your furnace! A furnace that’s too big or too small for your home can lead to inefficient heating and higher energy bills. That’s why we always perform a load calculation to find the perfect size furnace for your home’s unique needs.

3. Poor Ductwork Design

Without properly designed and sealed ductwork, even the best furnace won't perform at its peak. Poor ductwork can lead to heat loss, inefficient heating, and even damage to your system. Make sure your contractor evaluates and addresses any ductwork issues during installation.

4. Failing to Meet Ventilation Requirements

One of the most critical safety issues is proper ventilation. Improper venting can cause dangerous carbon monoxide to build up in your home. All intake and exhaust vents must be installed correctly to ensure your furnace runs safely.

5. Incorrect Placement of the Furnace

Where you place your furnace matters more than you think. Installing a furnace in a poorly ventilated area or one that’s hard to access can lead to inefficiency and make it harder to perform regular maintenance. It’s best to place the furnace in an area with enough airflow and room for future repairs or inspections.

6. Incorrect Drain System Design

Did you know your furnace generates moisture? If not properly drained, it can lead to mold, water damage, or even freeze-ups in cold weather. A well-designed drainage system prevents these problems and keeps your furnace running smoothly.

7. Misplaced Thermostat

The thermostat controls the furnace, so it needs to be in the right spot! Placing the thermostat too close to heat sources or in drafty areas can lead to inaccurate temperature readings, leaving your home too hot or too cold. Make sure it’s installed in a central location for maximum comfort.

8. Forgetting to Register the Warranty

You’ve invested in a new furnace, so don’t forget to register the manufacturer’s warranty! Many homeowners skip this step, but it’s crucial for covering future repairs. Follow the manufacturer's guidelines to ensure you get the full benefit of your warranty.

Ready for a Warm and Cozy Home?

Ensuring a proper furnace installation isn't just about staying warm—it's about making sure your system runs safely, efficiently, and lasts for years to come. By avoiding these common installation mistakes, you're investing in a more comfortable home and saving yourself from costly future repairs. At Best Owner Direct HVAC & Electrical, we're here to take the guesswork out of the process. Ready to get your furnace installed the right way? Reach out to us today, and let’s get your home winter-ready without the hassle!

Before you go, check out some of our other expert advice! Learn why it's time to replace your old thermostat and upgrade to the latest in HVAC technology here, or explore essential furnace repair tips to keep your home warm and cozy this winter here. At Best Owner Direct HVAC & Electrical, we’re committed to keeping you comfortable!

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Customer Testimonials

See what our happy customers have to say about their experience with Best Owner Direct HVAC & Electrical and why they continue to choose us for their home comfort needs.

    Been using them for years after the owner Kevin showed up so fast when our furnace went out one year. Been a fan since! Now, Danny is so great to work with, also. So friendly, knowledgable, fast. You guys are the best!

    Jessie M.

    Danny came out on a Saturday to diagnosis and fix my mom’s hvac unit.   He was able to quickly determine what the problem was and had all the parts to complete the repair right then.  His communication was clear and did a really good job helping us understand what caused the issue.  I would definitely recommend him and will be calling his company with any needs in the future. Thanks again!

    Michael R.

    Fantastic customer service! I had a furnace issue, called late morning and they fit me in for diagnostic right away. Technician was extremely knowledgable, walked me thru everything he found - unfortunately needed a new furnace (was 24 years old anyways), got it scheduled and installed within 24 hours as everything was in the warehouse (probably got lucky on what we needed). Overall excellent customer service, from scheduling to diagnostic, to installation. Highly recommend.

    Brad D.

    WOW! So impressed with so many aspects of this company. We had an animal die under the house in and could smell it coming out of the vents. When I called around, pest control was weeks out and Best Owner Direct was able to come the next day. Our technician, Danny was absolutely INCREDIBLE! Very professional, kind and made sure we had the problem taken care of the same day so we could breathe again! I look forward to continuing to work with them in the future for our HVAC needs.

    Todd & Tiffany F.

    Daniel was excellent, attentive to detail and committed to completing all tasks other installers overlooked. He worked tirelessly into the evening making sure everything was working properly with a water heather install, and he had a great attitude all along.

    Alma H.

    Excellent customer service, great communications answering all of our questions, left the site clean, and very respectful of our space within the house. Arranged to have someone come from the office later in the week to explain how the thermostat works.

    Vinod S.

    BOD is fast, efficient and affordable life save for my client who is purchasing a home with an old HVAC. Best Owner came quickly to help her asses the cost to replace it, and I will continue to recommend their services!

    Laurel A.

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