HVAC Services
Furnace Installation
A Complete Guide for Homeowners
Installing a new furnace is a significant investment that ensures your home stays warm during the colder months. Understanding the installation process, costs, and maintenance can help you make informed decisions.

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What Is Furnace Installation?
Furnace installation involves replacing an old heating system or setting up a new one to provide efficient heating throughout your home.
Professional installation ensures safety, compliance with local codes, and optimal performance.


The Importance of Good Furnace Installation
A properly installed furnace doesn’t just heat your home — it also improves energy efficiency, safety, and the lifespan of your system. Poor installation can lead to uneven heating, higher utility bills, frequent breakdowns, and even dangerous carbon monoxide leaks.
That’s why it’s crucial to choose qualified professionals who follow manufacturer specifications, local codes, and industry best practices during every step of the installation process.
Step-by-Step Furnace Installation Process
Assessment & Load Calculation
A professional evaluates your home’s heating needs using Manual J calculations to determine the appropriate furnace size.
Choosing the Right Furnace
Select a furnace based on fuel type (gas, electric, oil), efficiency ratings (AFUE), and budget.
Removal of Old Furnace
Safely disconnect and remove the existing furnace, ensuring proper disposal.
Installation of New Furnace
Position the new unit, connect ductwork, electrical, and fuel lines, and ensure proper ventilation.
Testing & Calibration
Run the system to check for leaks, proper airflow, and thermostat accuracy.
Final Inspection
Ensure the installation meets local codes and manufacturer specifications.
Furnace Installation Costs
The cost of furnace installation varies based on several factors:
- Type of Furnace:
- Gas Furnace: $2,000 – $5,000
- Electric Furnace: $1,500 – $3,500
- Oil Furnace: $2,500 – $6,000
- Home Size & Complexity: Larger homes or complex ductwork can increase costs.
- Labor: Professional installation typically ranges from $1,000 to $3,000.
- Additional Expenses: Permits, ductwork modifications, or removal of the old unit can add to the total cost.
Furnace vs. Heat Pump: Which Is Right for You?
Feature | Furnace | Heat Pump |
Energy Source | Gas, oil, or electricity | Electricity |
Best For | Colder climates | Milder climates |
Efficiency | High (especially modern units) | Very high in moderate temperatures |
Installation Cost | Moderate | Higher upfront cost |
Operating Cost | Varies with fuel prices | Generally lower |
Lifespan | 15–20 years | 10–15 years |
Furnace Maintenance Tips
Proper maintenance extends the life of your furnace and ensures safe, efficient operation. Here are some tips:
01
Change Filters Regularly
Every 1–3 months, especially in winter.
02
Schedule Annual Tune-Ups
Professional inspections can catch issues early and improve efficiency.
03
Check the Thermostat
Make sure it’s working correctly and calibrated.
04
Keep Vents Unblocked
Ensure airflow isn’t restricted by furniture or dust buildup.
05
Listen for Strange Noises
Unusual sounds can indicate mechanical problems or airflow issues.
06
Plug in the unit
and test for proper operation.
Preventative care can help avoid breakdowns and reduce energy bills over time.

FAQs About Furnace Installation

Typically, 4 to 10 hours, depending on complexity.
Not always. A professional will assess if existing ducts are compatible and in good condition.
A small amount of frost is normal, but thick or persistent ice could indicate a defrost issue or airflow problem. Schedule a service call if it doesn’t defrost properly.
Yes – use a soft brush or coil cleaner spray and gently rinse the outdoor unit with a hose. Avoid high-pressure water, which can damage fins.
A well-maintained heat pump typically lasts 15–20 years. Regular maintenance extends its life and ensures maximum efficiency.
Ready for a New Furnace?
Ensure your home stays warm and energy-efficient. Contact our certified HVAC professionals today for a free consultation and estimate.
About Us
At Centrum Solutions, we are a team of seasoned professionals specializing in HVAC, electrical, and plumbing services. With over 18 years of industry experience, we are committed to delivering top-notch solutions that ensure comfort and efficiency in your home or business.
Our services range from installations and repairs to maintenance, all executed with precision and adherence to the highest standards.
