Floor mounted, gas-fired condensing boiler with matrix gas burner and lambda pro control, for operation with natural gas and liquid propane gas, heating input 19 to 199 mbh, 5.6 to 58 kw, with vitotronic 200 kw6b controls (44 pages)
Single boiler: 80 to 318 kw. twin boiler: 240 to 636 kw. gas condensing boiler with matrix cylinder burner. open flue and room sealed operation (112 pages)