The answer to 'difference between emergency HVAC service and' is that emergency HVAC service is for urgent, unexpected issues that require immediate attention, while regular HVAC service is for routine maintenance and preventative care. Emergency service is typically more expensive but provides a faster response to get your system back up and running quickly. Regular service helps extend the lifespan of your HVAC system and can prevent costly breakdowns in the long run.
Emergency HVAC service is best for situations like a complete system failure, a refrigerant leak, or a sudden lack of heating/cooling. Regular service is recommended annually to keep your system in peak condition through tasks like filter changes, coil cleanings, and system inspections.