EVOLVE SYSTEM 18S - 35S -ErP CLASS A (94%) -NG/LPG OUT OF THE BOX -7:1 MODULATION RATIO -LIGHTWEIGHT WITH COMPACT DIMENSIONS -ACC (ACTIVE COMBUSTION CONTROL) -7 - 10 YEAR WARRANTY

evolve SHigh efficiency system boilers ■ Fully compliant with the Energy-related Products Directive. Further efficiency can be achieved when installed with a weather compensation sensor or OpenTherm control. ■ ACC (Active Combustion Control) reduces emissions by adapting the air/gas mix according to the gas quality. ■ Efficiency indicator with on screen display of "High" or "Optimal" efficiency. ■ NG/LPG compatible out-of-the-box, with no additional kit required. ■ 7-10 year parts and labour warranty.(1) ■ Compact dimensions enable the boiler to be sited almost anywhere in the home, including...