Vivadens MCR 19/20 MI dual-function condensing gas boiler. 7910512

Wall-mounted gas condensing boiler adapted for burning gas with a 20% hydrogen admixture. Equipped with an electronic combustion control system, the Gas Adaptive System, it guarantees automatic combustion control and adjusts the boiler's operation according to the gas category E, Lw, Ls, or propane/butane. When burning Ls gas, a conversion kit must be used (optional equipment). The boiler has a very compact design: 395 x 700 x 285 mm and weighs only 29.0 kg. The air-gas module provides a wide modulation range from 10 to 100% power, with a check valve for operation with pressurized flue gas systems C43p. The delivery includes an air-flue connection with a diameter of Ø60/100 mm. It can be connected to an air-flue pipe (homologations C10, C13, and C33). It can also be connected to a chimney