HVAC Unit Replacement

HVAC Unit Replacement | Heating and Air Conditioning | Dunlap

HEP's Heating and Air Conditioning in Dunlap offers expert HVAC unit replacement designed for optimal comfort and efficiency. Whether you're upgrading an aging system or need a modern replacement that meets the latest energy standards, our experienced team is here to guide you every step of the way. You'll enjoy personalized service, quality installations, and the peace of mind that comes with top-of-the-line equipment designed to keep your home or business comfortable year-round.

Experience the seamless blend of technology and expertise with our tailored HVAC solutions. We understand the unique challenges of Dunlap's climate and are dedicated to ensuring your system runs smoothly through every season. With HEP, you gain a partner committed to reliability, energy savings, and a comfortable living environment for years to come.

What our customers say

Chase and Matt and the office staff the installation crew were great at replacing old HAAC system! Professional and quick. Best company I've dealt with. Patrick showed up on time and was very professional.

Travis H.

Anthony was as thorough as it was possible to be he checked EVERYTHING!!! And was both professional and communicative. He also kept my family warm when we had been without heat for over two weeks !! Hep is terrific.

Jacob E.

Anthony was great. A real professional and very knowledgeable. Was able to diagnose the problem and get the heat back on again. And he also very entertaining. Would definitely reccomend HEP to anyone who needs hvac service.

Charles T.

My wife and I had problems with our outdated HVAC system. We did some calling around and settled on HEP. Mr. Lee Swann came out the same day to have a look, as it turned out we were on our last leg with the HVAC system we had. He talked us through our options, Mr. Lee was very professional, and very knowledgeable in what we needed and why it was in our best interest. The next day Mr. Ronnie Trout and Mr. Jeremey Hidden were on station. As individuals and as a team they were outstanding, recommendations were made based on years of experience. Attention to detail at every step was outstanding. This was exactly what my wife and I expected as two retired US Army noncommissioned officers. They did not disappoint in any way. We would highly recommend for any future projects. Thanks for al the professionalism.

Kurt L.

Thanks Patrick for helping me get the AC issues fixed!

Kristine M.

Donald Chino and Charlie did a fantastic job installing my unit. They were quick kind courteous and very professional and I will definitely be using hep in the future if the need arises

Crazy_flaming_ R.

Tony was awesome today. I've had a lot of frustrations with HEP, but Tony came out and not only fixed my issue, but showed me how he did it. He was patient and let me rant to him and just... Tony is an all around great guy. HEP, you better hold on to Tony as long as you can!

Jennifer D.

Richard W. came out to fix our emergency heat as we head into winter - he was friendly, offered some great opinions and options based on the age of the unit, and got things working in a flash.

Max M.

Jacob Newman was on time and professional. He was able to answer our questions and if he needed to, he called tech support for additional help and information. He also made it a point that if we need them again for our heating unit, that we are a priority.

Josh H.

12 out of 10 ! We are new home owners and well were short on money but Sharrah Smith and I hope I spelled her name right was AMAZING. She simply explained their financing options and their loyalty plans which saved us TONS of money we didn't have. Now because of Sharrah Smith we will have heat for this winter and my kids will not be cold, nor will we drain the bank to do all of this! THANK YOU HEP and truly THANK YOU Sharrah Smith!!!

Teri R.

Professional HVAC Unit Replacement in Dunlap by HEP

When the temperature in Dunlap swings from humid midsummer afternoons to crisp winter mornings, household comfort depends on a reliable heating and air conditioning system. HEP specializes in comprehensive HVAC unit replacement services that restore comfort, efficiency, and peace of mind. This in-depth guide explains what homeowners can expect from an HEP HVAC replacement project in Dunlap, why proactive replacement matters, and how upgraded technology can deliver noticeable savings on utility bills and indoor comfort.

Why HVAC Unit Replacement Matters

A heating and air conditioning system is the single largest energy consumer in most Dunlap homes. When an aging unit struggles to maintain temperature, it can lead to:

Higher monthly energy usage
Repeated breakdowns or emergency service calls
Uneven room temperatures and lingering humidity
Indoor air quality concerns from outdated filtration
Potential safety risks associated with older furnaces or electrical components

HEP’s replacement service tackles these issues by removing obsolete equipment and installing modern, high-performance systems designed for Dunlap’s specific climate demands. The result is consistent comfort, optimized efficiency, and a quieter home environment.

Signs Your Dunlap Home Needs a New HVAC System

Knowing when to repair and when to replace can be tricky. The following indicators often show that replacement is the smarter choice:

The current unit is 10–15 years old or older
Frequent repairs drain household budgets
Energy bills continue to rise despite routine maintenance
The furnace produces unusual odors, rattling, or buzzing
The air conditioner struggles to keep pace during mid-summer heat waves
Family members notice hot or cold spots in rooms
The equipment uses outdated R-22 refrigerant, which is no longer manufactured

If several of these factors apply, HEP technicians typically recommend a thorough assessment followed by replacement options tailored to the home’s size, insulation levels, and usage habits.

The HEP HVAC Replacement Process

Replacing a heating and air conditioning system includes much more than removing an old unit and sliding in a new one. HEP follows a detailed, step-by-step process to ensure every component—from load calculations to duct adjustments—works in harmony.

Initial Consultation and System Audit

Before recommending any equipment, HEP’s certified technicians perform a full audit that may include:

Comprehensive load calculations based on the home’s square footage, window count, insulation, and orientation to the sun
Inspection of existing ductwork for leaks, restrictions, or inadequate sizing
Indoor air quality assessment, including filtration, humidity, and ventilation levels
Review of thermostat placement and controls
Discussion of homeowner comfort concerns, energy goals, and any desired smart-home integrations

This data guides equipment selection so the replacement system fits the home’s unique demands instead of relying on generic “one-size-fits-all” sizing rules.

Equipment Selection for Dunlap’s Climate

Dunlap’s four distinct seasons require equipment that can handle muggy summers and cool winters without oversizing or undersizing. HEP offers a range of high-efficiency solutions:

Variable-speed heat pumps for year-round heating and cooling
Two-stage or modulating gas furnaces paired with high-SEER air conditioners
Hybrid dual-fuel systems that switch between electric heat pump and gas furnace depending on outdoor temperatures
Packaged rooftop units for specific architectural or space constraints

Each option is evaluated on energy efficiency ratings, noise levels, warranty coverage, and compatibility with indoor air quality upgrades such as whole-home humidifiers or advanced air purifiers.

Detailed Proposal and Timeline

After the audit and equipment selection, HEP prepares a detailed proposal outlining:

System specifications (capacity, SEER, AFUE, HSPF ratings)
Expected energy savings estimates based on utility data
Project milestones, from removal of the old system to commissioning of the new unit
Permitting requirements and coordination with local Dunlap inspectors
Indoor air quality enhancement recommendations

Homeowners receive a clear timeline, ensuring they know exactly what to expect each day of the installation.

Safe Removal of Existing Equipment

Properly removing an aging HVAC system involves:

Recovering refrigerant in compliance with EPA guidelines
Disconnecting electrical wiring and gas lines safely
Disposing of the outdated equipment following environmental regulations
Examining the existing concrete pad or furnace platform for structural integrity

HEP’s meticulous removal avoids damage to flooring, walls, and landscaping while protecting technicians and homeowners from refrigerant exposure or gas leaks.

Precision Installation of the New System

On installation day, HEP’s team coordinates every step:

Positioning the new unit to ensure proper airflow and service access
Reconnecting electrical, gas, and condensate lines with secure and code-compliant fittings
Sealing duct connections with mastic or UL-181 tape to eliminate air leaks
Balancing airflow to each room for even temperature distribution
Calibrating the thermostat, zoning system (if applicable), and smart controls

Throughout the process, technicians take care to protect flooring, furnishings, and landscaping with drop cloths and shoe covers.

Post-Installation Commissioning

Once the system is physically installed, HEP conducts a comprehensive commissioning process that includes:

Verifying refrigerant charge using superheat or subcool methods
Measuring static pressure across the duct system to confirm proper airflow
Checking furnace gas pressure, ignition, and safety switch operation
Ensuring condensate drains function correctly to prevent water damage
Recording supply and return air temperatures, validating capacity
Reviewing thermostat programming for optimal comfort and energy savings

Commissioning turns a standard installation into a finely tuned asset, maximizing efficiency and extending equipment life.

Homeowner System Orientation

HEP technicians walk homeowners through system controls, maintenance reminders, and filter replacement procedures. Clear guidance helps Dunlap residents get the most out of their investment from day one.

Benefits of Upgrading to Today’s High-Efficiency HVAC Technology

An HVAC replacement may feel like a major undertaking, but the performance gains pay dividends for years. The main advantages include:

Lower Utility Bills

Modern air conditioners and heat pumps reach SEER ratings well above older systems, while gas furnaces achieve AFUE ratings of 95% or higher. Variable-speed blowers adjust output to match real-time demand, trimming electricity consumption during milder weather.

Enhanced Comfort and Humidity Control

Advanced compressors, staged heating elements, and smart thermostat integration maintain tighter temperature swings and balanced humidity. Even delicate home fixtures like hardwood flooring and musical instruments benefit from stable interior moisture levels.

Quieter Operation

Scroll compressors, insulated cabinets, and vibration-dampening mounts cut decibel output dramatically. Outdoor gatherings and indoor conversations remain peaceful, without the drone of aging equipment.

Improved Indoor Air Quality

Modern HVAC replacements often include:

High-MERV or HEPA filtration options
Whole-home dehumidifiers or humidifiers
UV-C germicidal lamps
Wi-Fi enabled monitors to track and adjust indoor air quality in real time

These enhancements remove allergens, microbes, and excess moisture, supporting healthier living conditions.

Environmental Responsibility

Today’s refrigerants and high-efficiency designs reduce greenhouse gas impact. By consuming less energy and using chlorine-free refrigerant, a new HVAC system aligns with sustainable living practices while lowering utility bills.

Tailoring HVAC Replacement to Dunlap’s Unique Climate Patterns

Dunlap experiences hot, humid summers that regularly push heat indexes past comfort thresholds, followed by cool, damp winters. A one-dimensional solution cannot tackle such varied conditions. HEP addresses key climate considerations:

Thermal envelope evaluation to minimize heat gain in summer and heat loss in winter
Dual-fuel recommendations that leverage electric heat pump efficiency in mild temperatures and gas furnace power during cold snaps
Oversizing safeguards to handle humidity loads without short-cycling
Furnace blower speeds configured to match high MERV filtration without sacrificing airflow

This climate-centric approach maintains comfortable indoor conditions year-round, regardless of outdoor swings.

Energy Rebates and Incentives in Dunlap

Utility providers often offer seasonal incentives that reward homeowners for choosing high-SEER and high-AFUE equipment. While this article avoids specific pricing, HEP keeps current with regional programs and guides homeowners through the paperwork necessary to secure any available rebates or tax credits.

Essential Components Replaced During an HVAC Upgrade

Replacing a central heating and air conditioning system typically involves more than the main outdoor condenser or indoor furnace. HEP’s whole-system philosophy means evaluating and upgrading multiple components:

Indoor Air Handler or Furnace

Responsible for circulating conditioned air through the duct network, this component may include:

Variable-speed ECM blowers
Modulating gas valves
Integrated secondary heat exchangers for increased AFUE ratings

Outdoor Condenser or Heat Pump

Key features include:

Two-stage or inverter compressor technology
Coil coatings that resist corrosion from moisture and pollutants
Quiet fan blades and sound blankets

Refrigerant Line Set

Older line sets may contain mineral oil residue from legacy R-22 refrigerant. Replacing them ensures clean, optimized flow for modern refrigerants and prevents cross-contamination.

Thermostat and Controls

HEP offers a selection of:

Learning thermostats that adapt schedules automatically
Remote sensors for multi-room temperature averaging
Voice assistant compatibility for hands-free adjustments

Ductwork and Ventilation

Undersized or leaky ducts undermine even the most efficient HVAC system. HEP balances airflow, seals joints, and may recommend additional returns for proper pressure relief.

Filtration and Air Quality Enhancements

Options include:

Media cabinets accommodating 4-inch or 5-inch pleated filters
Electronic air cleaners that capture microscopic particles
Whole-home UV lights that neutralize biological contaminants

Long-Term Care After HVAC Replacement

A new HVAC system is an investment that performs best with routine attention. HEP advises homeowners to adopt simple habits:

Replace or clean filters every 30–90 days, depending on filter type and occupancy levels
Keep outdoor units clear of leaves, grass clippings, and debris
Ensure supply and return vents remain unobstructed by rugs or furniture
Program thermostats with seasonal set points to lessen wear on components
Schedule professional maintenance twice a year, covering heating and cooling seasons

Preventive care helps preserve manufacturer warranties, keeps efficiency ratings at peak levels, and catches minor issues before they escalate into costly repairs.

The Role of Smart Technology in Modern HVAC Systems

Connected home devices pair seamlessly with new HVAC equipment, adding layers of control and data transparency.

Remote Monitoring

Wi-Fi enabled thermostats let homeowners:

Adjust temperatures from anywhere via smartphone apps
Receive alerts when indoor temperatures exceed set thresholds
Monitor energy usage trends for budgeting purposes

Predictive Maintenance

Some systems feature onboard diagnostics that ping HEP’s service portal if performance metrics drift from factory specs. This predictive analysis pinpoints emerging problems before the homeowner notices comfort issues.

Zoning Capabilities

Motorized dampers and room sensors manage customized comfort “zones” throughout the house, redirecting conditioned air only to occupied rooms. This flexibility further increases energy efficiency and occupant satisfaction.

Common Misconceptions About HVAC Replacement

Upgrading a heating and cooling system often stirs up myths that lead homeowners to delay necessary improvements. Let’s address common misunderstandings:

“A Bigger System Is Always Better”

Oversized equipment short-cycles, leading to excess humidity, uneven temperatures, and premature wear. Proper sizing—verified by load calculations—ensures balanced operation.

“Replacing the Outdoor Unit Alone Saves Money”

Mixing new condensers with older air handlers or furnaces often voids warranties and decreases efficiency. Split systems are engineered to work as cohesive pairs, so partial upgrades rarely yield optimal results.

“High-SEER Ratings Are the Only Metric That Matters”

While SEER focuses on cooling efficiency, factors such as HSPF for heat pumps, AFUE for furnaces, and proper duct design equally influence year-round utility costs and comfort.

“Maintenance Is Unnecessary for a New System”

Even brand-new equipment accumulates dust, vibration, and wear. Scheduled maintenance protects warranties and sustains peak performance.

Preparing Your Dunlap Home for HVAC Replacement Day

A smooth installation experience requires minor preparation:

Clear pathways indoors and out for technicians and equipment
Secure pets in a separate area to reduce stress and safety risks
Mark fragile landscaping near the condenser pad
Plan for brief power or gas interruptions during the switchover
Store delicate valuables away from work zones

These simple steps, combined with HEP’s attentive work practices, guarantee a respectful, efficient project from start to finish.

Environmental Benefits of Upgrading Older HVAC Systems

Beyond personal comfort, installing a high-efficiency system contributes to broader ecological goals:

Reduced carbon emissions from lower electricity and gas consumption
Compliance with current refrigerant standards that minimize ozone depletion
Enhanced dehumidification that mitigates mold growth, preserving building materials

HEP’s commitment to green technology helps homeowners align with environmental stewardship while enjoying tangible financial rewards.

Conclusion: Trust HEP for Reliable HVAC Unit Replacement in Dunlap

Replacing a heating and air conditioning system is an opportunity to increase comfort, efficiency, and property value. HEP combines meticulous planning, advanced technology, and climate-specific expertise to deliver turnkey HVAC unit replacement services in Dunlap. By choosing a comprehensive approach—from load calculations to post-installation commissioning—homeowners gain a durable, high-performance solution that keeps pace with Tennessee’s dynamic weather and modern living standards.