Condensing gas boiler MCR4 19/20 MI two-function 7857047

Wall-mounted gas condensing boiler adapted to burn gas with a 20% hydrogen admixtureEquipped with the Gas Adaptive System electronic combustion control system, guarantees automatic combustion control and adjusts the boiler operation depending on the gas category E, Lw, Ls or propane/butaneIn the case of burning Ls gas, a conversion kit (additional equipment) should be usedBoiler with a very compact design of 395 x 700 x 285 mm and a lightweight of 28.5 kgThe air-gas module provides a wide range of modulation from 10 to 100% of power, with a non-return flap for operation with C43p pressurized flue gas discharge systemsIncluded is an air-flue gas connector O60/100 mmPossibility of connecting to an air-flue gas duct (C10, C13 and C33 approvals)Possibility of connecting to a chimney (B23p and