May 18

“TANGRA” performed ventilation, air conditioning and heating installations in a factory for the production of LED lighting and printed circuit boards.

  • May 18, 2015

At the end of 2014 the company “TANGRA” completed ventilation and air conditioning systems in the factory for production of Light Emitting Diode (LED) lighting and electronic circuits printed boards of the company “Intelligent Systems of Security” Ltd. The main...

Apr 9

Air handling units AHU DEX S/M – a guarantee for high energy efficiency and air quality

  • April 9, 2015

Nowadays people spend most of their lives indoors. Each of us wants to live in a high quality environment that means better food, fresh water and clean air. TANGRA has specialized more than 25 years in development and implementation of...

Feb 4

Analysis of the possibilities for energy recovery through recuperation in the ventilation and air conditioning systems.

  • February 4, 2015

It seems the discussion for the necessity of energy recovery systems is over not only in Western and Northern European countries, but also in Bulgaria. For the people who made serious effort for convincing and proposing legislative changes in the...

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