TANGRA's Blog
Pellet Boilers TANGRA and the wood biomass market in Bulgaria
Interview for TD Installations of Dipl. Eng. Plamen Jeliazkov Dipl. Eng. Jeliazkov, what is the situation of the heating with biomass in Bulgaria? What are the advantages for the users? Pellets are cheap and ecological energy source with high calorific...
Energy saving ventilation systems (Mechanical Heat Recovery Ventilation) guarantee repayment between 1.5 and 2 years.
Dipl. Eng. Armianov, what are the tendencies in Europe and all over the world in the development of energy efficient ventilation systems, mechanical heat recovery ventilation? The interest in energy efficiency and energy saving ventilation systems follow the tendency in...
The tendencies for increasing energy efficiency in HVAC systems
The energy efficiency in the systems for heating, ventilation and air conditioning became interesting and started to be developed after the energy crisis in 1973. Beside the many rational and efficiency solutions that have been developed, some very exotic ideas...
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