... produced in the digester. Biogas fitting30m Φ9mm PVC soft pipe, 1pc pressure gauge 16KPa, 1pc desulpharize 1KG ,5pcs valve,etc, ... gas: BiogasHeat load: 2.8KWGas consumption rate: 0.45m3/h Heat efficiency : >57%Gas entrance pressure: 1600PaFire maker efficiency : >98% ... 28CM Flow meterNormal flow rate Q: 2.5 m3/hMaximum flow rate Qmax:4 m3/hMinimum flow rate Qmin:0.025 m3/hMaximum working pressure:10 ...