... oil, heavy oil, natural gas, liquid gas, town gas8Light Diesel Oil ConsumptionKg/h661321982643503965286609Natural Gas ConsumptionNm³/h7615222830438045660876010Water Capacitym³45.16 ... 510.512.51618222713outlet valve openingmm8010012512515015015015014Chimney DiameterMm35035045045045045045050015Suitable Altitudem<1000boiler anxiliary main:Burner, feed pump, blower, exhauster, electric control cabinet, ...