Wall-hung gas boiler with open chamber and natural draught with instant DHW production and low NOx emissions


  • Water-cooled hyper-stoichiometric atmospheric gas burner with low NOx emissions
  • Compact dimension, only 250 mm deep
  • LCD user interface with diagnostics
  • Thermoregulation with external probe (optional)
  • High-efficiency modulating circulation pump with built-in air purging device


  • Mono-thermal primary heat exchanger
  • Heating expansion vessel - 7 litres
  • Multifunctional relay for connection to systems with zone valves or to solar systems or to remote boiler shutdown alarms
  • Stainless steel DHW plate heat exchanger
  • Hydraulic unit in composite material
  • Prearrangement for connection to Remote Control (optional, supplied by the manufacturer)
  • Automatic by-pass

Models Alimentation Rated heat input [kW] Dimensions
L x H x P [mm]
Gross weight [Kg]
24,5 400x700x250 25,5

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n. Reg. Imprese: 01963300171 - EORI/P. IVA: IT00667490981 - R.E.A. BS - 280789 - Capitale sociale: € 60.000.000 i.v. “Soggetta all’attività di direzione e coordinamento ex art. 2497 bis C.C. da parte di SILMAR GROUP S.p.A. - Cod. Fisc. 02075160172”