If you are shopping for a residential HVAC system, then the term radiant heating has a specific meaning: heating systems that spread warmth through living spaces by raising the temperature of objects in those spaces so heat waves radiate from their surfaces. Boiler systems that use radiators and baseboard heaters or in-floor piping are common examples, and radiant systems can also be powered with electricity.
For commercial and industrial purposes, radiant heating is something different, although a similar principle is at work, which is the radiant part. We’ll explain more below.