Radiator Heating Icon - Visual Representation of Warmth and Thermal Comfort #3231431 (License: Personal Use)

This vector-style illustration depicts a classic panel radiator in black silhouette, with six vibrant red wavy lines rising vertically to represent emitted heat. The design uses strong color contrast (red on dark green background) to emphasize thermal output and is optimized for digital interfaces, infographics, and user guides. Its simplicity ensures clarity across devices and scales well for both mobile and desktop use.

Used on HVAC service websites, smart thermostat dashboards, energy-saving articles, and home automation apps to indicate active heating mode or system status. Matches user intent for understanding heating operation, troubleshooting, or selecting climate control options.