- HEP Heat and Air
- HVAC Replacement

HVAC Replacement
HVAC Replacement | HVAC Unit Replacement | Heating and Air Conditioning | Oak Ridge
When your comfort is on the line, Oak Ridge residents trust HEP for fast, flawless HVAC unit replacement that slashes energy bills and restores year-round peace of mind. Our NATE-certified technicians evaluate your home’s unique layout, recommend industry-leading equipment, and install it with surgical precision—often in a single day. From whisper-quiet heat pumps to high-efficiency gas furnaces, every system is backed by transparent pricing, rock-solid warranties, and the friendliness you expect from a Tennessee-proud team.
Choosing HEP means more than swapping out an old unit; it’s an investment in healthier air, smarter controls, and lower utility costs for years to come. We handle permits, haul-away, and post-install tune-ups, while flexible financing keeps your upgrade stress-free. Ready to feel the difference an expert HVAC unit replacement can make? Schedule your free, no-pressure estimate today and breathe easy tomorrow.
FAQs
What are the most common signs that my Oak Ridge home needs an HVAC replacement rather than a repair?
If your heat pump, furnace, or air-conditioning unit is more than 10–15 years old, needs frequent or costly repairs, struggles to keep the home comfortable, makes unusual noises or odors, or causes unexplained spikes in your energy bills, it is usually more economical to replace the system. Newer equipment is far more efficient and reliable, and local utility rebates can offset part of the upgrade cost.
How much does a complete HVAC unit replacement cost in Oak Ridge?
For a typical 2,000-sq-ft Oak Ridge home, a full system change-out (furnace or air handler, outdoor condenser or heat pump, indoor coil, thermostat, and basic duct adjustments) usually ranges from $8,500 to $15,000. High-efficiency heat-pump systems, variable-speed blowers, zoning, or significant duct upgrades can add to that price. Energy rebates from TVA and Oak Ridge utility partners, plus federal tax credits, can reduce the net cost by $900–$3,200.
How long does HVAC replacement take, and will I be without heating or cooling during the process?
Most residential replacements are completed in one day. Our crew arrives around 8 a.m., removes the old equipment, sets the new indoor and outdoor units, connects refrigerant and electrical lines, pressure-tests and evacuates the system, charges it with the correct refrigerant, and performs a full start-up and airflow test. You’ll typically be without heating or cooling for 4–8 hours during that window, but we coordinate timing in shoulder months or provide temporary heaters or spot coolers if extreme weather is forecast.
Will a new HVAC system really save me money on utilities?
Yes. Oak Ridge’s climate requires both summer cooling and winter heating, so efficiency gains compound across the year. Replacing a 12-SEER air conditioner with a 17-SEER model or upgrading an 80% AFUE gas furnace to a 96% unit can cut annual energy costs by 25–40%. Heat pumps with a Heating Seasonal Performance Factor (HSPF) of 9.5 or higher often save even more, especially when paired with a smart thermostat and properly sealed ducts.
Do I need permits or inspections for an HVAC unit replacement in Oak Ridge?
Yes. The City of Oak Ridge requires mechanical permits for any equipment replacement involving refrigerant lines, gas lines, or electrical circuits. Our team pulls the permit on your behalf, schedules the municipal inspection, and ensures the installation meets all current International Residential Code (IRC) and local amendments for safety, efficiency, and environmental compliance.
What financing or rebate options are available for HVAC replacements in Oak Ridge?
We offer 0% APR financing for 12–18 months or low-interest plans up to 10 years through TVA EnergyRight® participating lenders. Oak Ridge Utilities and Tennessee Valley Authority provide rebates of $150–$400 for qualifying high-efficiency heat pumps and dual-fuel systems. The federal Inflation Reduction Act extends a 30% tax credit (up to $2,000) for ENERGY STAR–certified heat pumps, plus additional credits for insulation and smart thermostats installed at the same time.