Superheated water monobloc boiler, three smoke passes (two in combustion chamber), with pressurized combustion. equipped with wide furnace with reverse flame;

The model ASB is with design pressure 4,9 bar and the model ASA is with design pressure 9,8 bar; exonerable from continuous presence of qualified conductor up to mod. 1750; the boilers model ASB (with pressure 4,9 bar) are totally exonerable from qualified conductor up to mod. ASB 1200 (with derating from 158,1°C to 119,6°C). Equipped with instrument panel. Suitable to work with natural gas, LPG, light oil and heavy oil.