Kelly Hvac | Qualified HVAC Services in Upper Marlboro, MD

Our preventative maintenance contracts are designed to keep your commercial HVAC system running efficiently and prevent costly breakdowns. Our licensed union 602 technicians perform thorough inspections, clean critical components, check refrigerant levels, calibrate thermostats, and test system safety controls. This proactive service, backed by our 30 years of experience, helps extend the life of your equipment, improve energy efficiency, and can often identify small issues before they become major emergencies.

Absolutely. These are common issues we address for local businesses. Thermostat malfunctions can lead to inconsistent temperatures and higher energy bills, while clogged air filters severely reduce system efficiency and airflow. Our technicians will diagnose the specific problem—whether it's a faulty thermostat needing calibration or replacement, or a ventilation system requiring filter changes and duct inspection. We provide clear explanations and solutions to restore optimal comfort and system performance for your workplace.

Yes, we provide 24/7 emergency HVAC services. We understand that a climate control failure in a commercial facility can disrupt operations and comfort. Our team is on call around the clock to respond to urgent repairs for heating and cooling systems. Since 1994, we've been the reliable call for local agencies and businesses needing prompt, professional service to get their systems back online quickly, minimizing downtime for your organization.