What is the difference of an ErP boiler?

The circulation pumps in an ErP condensing boiler, combined with the frequency converter, regulate the speed of the pump in line with the need of the system. Reduces electricity consumption by up to 50%.
ErP condensing boilers are compatible with European directives and have lower energy consumption.
Products that comply with the ErP directive have a label that indicates their energy class, allowing you to understand how well they perform