(210) 610.2332 
Commercial HVAC Maintenance Plan
Two Preventive Maintenance Visits Per Year
Protect Your HVAC Investment•Reduce Breakdowns•Improve Efficiency
Protect
Your Investment
Keep your commercial HVAC system running at peak performance.
Reduce
Breakdowns
Prevent costly repairs with routine maintenance.
Improve
Efficiency
Lower energy costs and extend the life of your equipment.
Minimize
Downtime
Keep your business comfortable and operating without interruptions.
Spring Cooling
Maintenance
- Condenser Coil Wash & Cleaning
- Check Refrigerant Pressures
- Inspect Electrical Components
- Clear & Flush Drain Lines
- Inspect Drain Pan
- Check Filters (Customer Supplied)
- Verify Thermostat Operation
Fall Heating
Maintenance
- Inspect Burners & Ignition
- Test Safety Controls
- Inspect Heat Exchanger
- Verify Heating Operation
- Inspect Motors & Blowers
- Clear & Flush Drain Lines
- Full Performance Test
Annual Pricing
| 1-5 Ton Systems | $539.88/Year or $44.99/Month |
| 6-10 Ton Systems | $659.88/Year or $54.99/Month |
| Custom Packages | Call 210-610-2332 |
Installation Fee forSmart Monitoring - $99
Smart monitoring gives you greater visibility, protection, and peace of mind.
Smart Wi-Fi
Thermostat
Temperature
Monitoring
Humidity
Monitoring
Water Leak
Sensor
Real-Time
Alerts
Important Disclosures: Filter replacements are not included unless customer-provided filters are available at service. Maintenance covers inspection, testing, cleaning, and preventive maintenance only. Repairs, parts, refrigerant, and replacements are billed separately.
Keep Your Business Running Smoothly
Schedule Your Commercial HVAC Maintenance Plan Today
Sigma-Air Heating & Cooling — Commercial HVAC • Repairs • Replacements • Maintenance. Prevent Costly Repairs Before They Happen.