Division 04 · Nationwide Property Services
HVAC, Refrigeration & Mechanical Systems
Coordinate heating, cooling, refrigeration, ventilation, and mechanical equipment care across your property.
Complete Service Directory
Services in this division
Choose a service below to discuss your property, location, and scope with OMNI. Bring routine needs and larger projects together through one point of contact.
Browse all 30 divisions →- 01
Heating System Maintenance
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Air Conditioning Maintenance
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HVAC Preventive Maintenance
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Emergency HVAC Repairs
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Furnace Repair and Replacement
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Boiler Maintenance
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Chiller Maintenance
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Cooling Tower Maintenance
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Rooftop HVAC Unit Maintenance
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Heat Pump Services
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Mini-Split System Services
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Thermostat Installation and Programming
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Building Automation Controls
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Duct Cleaning and Sanitization
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Air Filter Replacement
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Indoor Air Quality Services
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Ventilation and Exhaust Systems
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Commercial Refrigeration
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Walk-In Cooler and Freezer Maintenance
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Ice Machine Maintenance
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Commercial Kitchen Exhaust Systems
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Mechanical Equipment Inspections
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Energy Efficiency Optimization
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Seasonal HVAC Start-Up and Shutdown
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Connected Property Support
Related services
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