Eko Air

The only manufacturer
of brazed plate heat
exchangers in this area

Eko Air

EKO AIR is owned by former BPHE market professionals and entrepreneurial industry specialists.

Located 20 km outside of Riga, in Salaspils (Latvia), the factory offers good access to its customer base.

EKO AIR is specialized in BPHE only. As genuine original manufacturer, we ownand control the entire production and value-added process. Modern machinery and technology allows us to produce quality product in a reliable and timely manner at superior costs.

Home / Heat exchangers / NB - Range of brazed plate heat exchanger


You can order a heat exchanger by filling out a order form in our website or by sending a request to our e-mail address.


Production and head office:

"Eko Air" Ltd., 30D, Miera str., Salaspils, Latvia LV-2169




NB 138

Brazed plate heat exchanger. Application: refrigeration systems, heat pumps, hydraulics, substations and so on. Design pressure - 31 bar at +200°С.

  • Chevron angle: H
  • Max. No of plates: 140
  • Port size: 33 mm
  • Volume of channel: 0,083 litres
  • Max. flowrate: 22 m3/h
  • BPHE dimension: 376 mm х 119 mm
  • BPHE height dim.: 27,1 mm. +5,7 mm. + 2,25 mm.х N

Connectors - different combination of diametres from  12 mm to 32 mm.  As standard - Universal threaded solder 1”ISO G.

  • Height of connector: 27,1 mm
  • Types of connections: external and internal thread, solder.
  • Weight: 2,04 kg+0,130 kg.х N
  • Stud bolts: 4хМ8


  • Corrugated plates: stainless steel AISI316L (1.4404)
  • Reinforcement plates: stainless steel AISI304 (1.4301)
  • Standard connectors: stainless steel AISI304 (1.4301)
  • Brazing filler: copper 99,99%

Versions: single-pass, two stage, multipass, X, Z, U
Мax.no of connectors: 8