HVAC services

The HVAC work on your list, handled with precision.

Dependable heating, cooling, and air quality services for homeowners who need a system that works. Every job starts with a clear conversation about the system, the problem, and the right next step.

HVAC technician installing a home air conditioning system

Service categories

A complete range of HVAC services for your home.

AC repair & service

Fast, accurate diagnosis and repair for central air, mini-splits, and heat pumps when your cooling stops working.

  • Central AC repair
  • Mini-split repair
  • Refrigerant recharge
  • Capacitor and contactor replacement
  • Thermostat diagnostics
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Heating repair & service

Keep your furnace, heat pump, or air handler running reliably through every cold season.

  • Gas furnace repair
  • Heat pump repair
  • Igniter and flame sensor replacement
  • Blower motor service
  • Heat exchanger inspection
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System installation & replacement

New HVAC systems properly sized, installed, and commissioned for your home's specific needs.

  • Central AC installation
  • Heat pump installation
  • Gas furnace installation
  • Mini-split installation
  • Air handler replacement
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Preventive maintenance

Seasonal tune-ups and inspections that extend equipment life and prevent costly breakdowns.

  • Spring AC tune-up
  • Fall heating tune-up
  • Filter replacement
  • Coil cleaning
  • System performance check
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Indoor air quality

Filtration, humidity control, and ventilation upgrades for cleaner, healthier air throughout your home.

  • Air filtration upgrades
  • Whole-home humidifiers
  • UV air purifiers
  • Ventilation improvements
  • Duct cleaning referrals
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New construction installs

Full HVAC system design and installation for new builds — properly sized, correctly installed, and commissioned to code before the first occupant moves in.

  • New construction system design and load calculation
  • Ductwork rough-in and installation
  • Equipment selection and sizing
  • Air handler and furnace installation
  • System commissioning and testing
  • Builder and contractor coordination
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Ductwork & controls

Duct repairs, thermostat upgrades, and smart control installations that improve comfort and efficiency.

  • Duct leak repair
  • Duct sealing
  • Smart thermostat installation
  • Zoning system support
  • Control board diagnostics
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Equipment we install

Proud installer of Oxbox by Trane.

We install Oxbox equipment — a Trane brand — on every eligible job. Oxbox systems are built to Trane's engineering standards, delivering reliable performance and long-term durability at a value-driven price point. When you choose Precision Contracting HVAC, you get quality equipment installed by a certified professional. With a new installation you get

Oxbox by Trane HVAC equipment — condenser, air handler, and furnace
Testo Smart World professional HVAC diagnostic tools

Tools we use

We work with the best tools in the industry.

Precision Contracting HVAC uses Testo Smart World diagnostic equipment — the most advanced, highest-tech, state-of-the-art HVAC measurement tools available today. From digital manifolds and combustion analyzers to smart probes and wireless sensors, Testo tools give us pinpoint accuracy on every diagnosis, every time. When we show up to your home, we bring the same professional-grade instruments used by the top technicians in the field.

How it works

Straight answers from the first walkthrough.

  1. 01

    Describe the problem

    Tell us what your system is doing — or not doing — and when it started.

  2. 02

    Get a clear diagnosis

    We will inspect the system, explain what we find, and walk you through the options.

  3. 03

    Get the work done right

    Dependable repairs or installations completed with precision and respect for your home.

Ready to get your system running right?

Not sure what your system needs? Start with a description of the problem. We will help you identify the right service and a practical next step.

Precision Contracting HVAC

Veteran-owned and operated. Straightforward HVAC service for the heating and cooling systems that keep your home comfortable year-round.

Coverage

Based in DeKalb County, Alabama. Serving DeKalb County and all surrounding areas with dependable HVAC repair, installation, and maintenance.

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Contact

© 2026 Precision Contracting HVAC. All rights reserved.

Built on service. Finished with precision.