LNA Burner

LNA burner is the only low NOx emission burner ready to comply with the last step of the ErP Directive.

The horizontal modular shape of this low NOx burner enables to be easily adapted to all inputs range of IGWH and WHB.

Here some technical features:

  • low polluting emissions:
  • CO < 100 ppm corrected to 0% O2
  • NOx < 56 mg/kWh (ErP Directive)
  • compact in size
  • robustness
  • nominal heat input up to 2,2 kW/ blade
  • high flame modulation
  • one solution for IGWH and WHB
  • gas and water quick connection
  • suitable for natural draft appliances (type B) or forced draft (type C), conventional and Half Condensing
  • working with gases of the 2nd and 3rd family
  • water-cooled
  • hyperstoichiometric combustion

Size Table LNA Burner

N° burners Burners Length
7 118,3
8 135,3
9 152,3
10 169,3
11 186,3
12 203,3
13 220,3
14 237,3
15 254,3
16 271,3
17 288,3
18 305,3

List of applications associated to this product

  • caldaie_murali_a_condensazione

     Wall-hung condensing boilers 

    High efficiency and hi-tech burners caldaie standard efficiency

  • scaldabagni_standard_efficiency

     Low NOx gas water heaters

    Polidoro products are of the highest quality due to the efforts of our technicians and our skilled workers. Design and production are carried out under the supervision of our research and development center, and with the active collaboration of our customers.

  • scaldabagni_standard_efficiency

     Low NOx gas water heaters

    Polidoro products are of the highest quality due to the efforts of our technicians and our skilled workers. Design and production are carried out under the supervision of our research and development center, and with the active collaboration of our customers.

  • scaldabagni_standard_efficiency

     Standard efficiency instant gas water heaters

    Polidoro products are of the highest quality due to the efforts of our technicians and our skilled workers. Design and production are carried out under the supervision of our research and development center, and with the active collaboration of our customers.

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