OPOP H521 - Wood pyrolysis boiler 21 kW

OPOP H5 21 - Wood pyrolysis boiler 21 kW OPOP H5 21 is an economical wood pyrolysis boiler with a power of 21 kW. Operates without electricity and without a fan - ideal for gravity systems. Pyrolysis combustion without electricity The gasification process is achieved without electronic elements - only by natural draft. Up to 30% lower consumption compared to old solid fuel boilers. Main advantages No electricity - work in gravity systems Combustion chamber: 79 liters Wood length: 28-33 cm Burning: over 3 hours Technical characteristics Power 21 kW Efficiency 89% Emission class 5th class (EN 303-5), Ecodesign, A+ Weight 370 kg Water volume 89 liters Consumption 5.4 kg/h Chimney 159 mm, draft 18-22 Pa Steel 5 mm Dimensions Cast iron grill, built-in overheating protection 5-year weld warranty Czech production since 1959.