Solar-Computer has added a new or updated tool for calculating domestic hot water systems according to DIN EN 12831-3 to its portfolio. The tool is relevant for planning offices and MEP engineers, as the European standard is becoming increasingly mandatory in the design of such systems. The software is intended to provide planning certainty and simplify proof of compliance with standards. With this, Solar-Computer is positioning itself in the growing market for specialized calculation solutions in the MEP industry.