HVAC & Chiller Services

Any Heating, Ventilation, and Air-Conditioning (HVAC) system must be designed and maintained properly to provide optimum temperature, humidity control, ventilation, and filtration. Our HVAC technicians are specially trained and certified in order to ensure your systems run at maximum efficiency and maintain adequate indoor air quality. By providing pro-active service plans we can help to reduce energy costs and costly equipment failures. Here at Jeffcoat, we provide solutions.


  • Service for Precision Cooling in Critical Applications
  • Service for Industrial, Commercial Office, Healthcare, Institutional, and Retail systems
  • Air-Cooled and Water-Cooled Chiller Services
  • Planned Maintenance, Repair, and Replacement
  • Indoor Air Quality (IAQ) and Energy Usage surveys and reports
  • 24/7 Support provided by on-call technicians


  • On-Staff Professional Mechanical Engineer
  • HVAC System Load Calculation and Design
  • Manufacturer Trained for Trane, Carrier, York, and McQuay chiller and equipment
  • Trained and Experienced in Pneumatic and Direct Digital Control (DDC) Systems
  • Trained and Experienced in Air and Water Systems Balancing
  • Trained for Work in Confined Spaces and Proper Guidelines for Workplace Safety

Department Manager – David Weldon
Office Number – 205-481-1100
Cell Number – 205-410-8677
Email – dweldon@jeffcoatassoc.com