Our company is based in Petrich, Bulgaria is specialised in the support to the domestic ventilation producers.

Despite the young age our trade mark, we have an experience of more than 6 years in the production of Aluminium counter-flow plate heat exchangers , serving the producers of Air-conditioning units, controlled accommodation ventilation, warmth recovery in winter and cooling recovery in summer.

Up to 93% of the heat in the exhaust air is transferred to the ingoing air, without any smells or humidity being exchanged.