All the models meet the requirements of the European standard EN 303-1. Their small dimensions make their installation feasible, safe and without noise problems. Every part of the compact union has been chosen after being subjected to strict controls and tests by the best factories in Europe.
The compact union includes a burner, a circulator, an expansion container and insulation. The compact union’s control panel includes a thermostat, a circulator and a burner, a safety thermostat and water system thermometer.