- HEP Heat and Air
- High-efficiency Equipment

High-efficiency Equipment
High-efficiency Equipment | HVAC Unit Replacement | Heating and Air Conditioning | Gruetli-Laager
Nestled in the heart of Gruetli-Laager, HEP’s certified comfort specialists make upgrading effortless, replacing outdated systems with high-efficiency equipment that slashes energy bills while delivering whisper-quiet performance. Whether your furnace has sputtered its last breath or your aging AC can’t keep up with Tennessee humidity, our HVAC unit replacement service is designed for rapid turnaround, transparent pricing, and impeccable craftsmanship backed by industry-leading warranties.
From the first load calculation to the final thermostat tutorial, we handle every detail—hauling away old equipment, optimizing ductwork, and registering your new system for rebates and tax incentives. You’ll feel the difference in consistent temperatures, healthier indoor air, and lower monthly costs, all while enjoying the peace of mind that comes from partnering with Gruetli-Laager’s most trusted heating and air team. Call or click today and discover how easy it is to elevate your home’s comfort with HEP.
FAQs
Why should I consider replacing my current HVAC unit with a high-efficiency system in Gruetli-Laager?
High-efficiency HVAC units use advanced compressors, motors, and refrigerants to deliver the same heating or cooling while consuming up to 30–50 % less energy than standard models. For Gruetli-Laager homeowners, that translates into lower monthly utility bills, reduced strain on the local power grid during extreme temperatures, and a smaller carbon footprint. Because Gruetli-Laager falls within Climate Zone 4A, the improved humidity control of high-efficiency equipment can also enhance indoor comfort year-round.
How do I know what size replacement HVAC system I need for my Gruetli-Laager home?
Proper sizing is determined with a Manual J load calculation, which factors in square footage, insulation levels, window types, orientation, occupancy, and even local weather data for Gruetli-Laager. Our technicians perform this calculation before any replacement to ensure the new unit isn’t oversized (which would short-cycle and waste energy) or undersized (which would struggle to reach set temperatures). Larger tonnage doesn’t always mean better comfort—precision sizing protects efficiency and equipment life.
What is the typical cost range for a high-efficiency HVAC replacement in Gruetli-Laager, and are there rebates available?
Installed costs usually run from $7,000 to $13,000, depending on system capacity, SEER2/HSPF ratings, ductwork modifications, thermostat upgrades, and whether you choose add-ons like variable-speed blowers or whole-home air purification. Tennessee Valley Authority (TVA) EnergyRight rebates, federal tax credits of up to $2,000 for qualifying heat pumps, and manufacturer promotions can reduce out-of-pocket expenses. We handle all rebate paperwork and will provide an up-front estimate of your eligible incentives.
How long does the HVAC replacement process take, and will I be without heating or cooling?
Most straightforward replacements are completed within one working day (6–8 hours). More complex jobs involving duct sealing or electrical upgrades may extend to two days. We schedule installation during mild weather whenever possible, set up temporary comfort solutions if needed, and always remove and recycle your old unit in compliance with EPA guidelines. You’ll receive a walkthrough of system operation before we leave.
What maintenance is required to keep my new high-efficiency HVAC system running at peak performance?
Even high-efficiency equipment needs routine care. Change or wash air filters every 30–90 days, keep outdoor condenser coils clear of debris, and schedule professional tune-ups twice a year—one heating tune-up in fall and one cooling tune-up in spring. Our Comfort Club members receive priority scheduling, a 15 % parts discount, and documentation that protects manufacturer warranties.
What warranties and guarantees come with a replacement HVAC system installed by your team?
Most high-efficiency systems include a 10-year limited parts warranty and a 10- to 12-year compressor warranty when registered within 60 days. We add a 2-year labor warranty and our No-Lemon Guarantee: if the compressor or heat exchanger fails twice within the first five years, we replace the entire unit at no charge. Annual maintenance through our service plan keeps all warranties valid and transferable should you sell your Gruetli-Laager home.