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How Does Indoor Air Quality Affect Our Health?

Ventilation is much more than comfort – it is an essential part of creating a healthy indoor environment. When we talk about air pollution, we usually think of road traffic,...

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New online store – Ventilator.bg

Summer is in full swing, but we continue working with great enthusiasm to improve the quality of our services and the accessibility of our products. That’s why our first online store  ventilator.bg. is now a reality. There, you can find...
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„TANGRA” held two technical seminars, „Pellet Heating” and „Installation of Pellet Systems”, for engineers and installers from Greece.

The day after the first official event "Pellet Heating", „TANGRA” conducted training and a technical seminar for its colleagues from Greece. The seminar took place at „TANGRA’s” headquarters in Sofia on December 12 and 13. The program included a demonstration of...
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Upcoming presentation on the topic "Energy Efficiency"

Dear colleagues, TANGRA company, together with the Chamber of Architects in Bulgaria and the Chamber of Engineers in Investment Design, invite you to a presentation on the topic:   Energy Efficiency – High-Efficiency Energy-Saving Ventilation and Solutions for the Common...
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"Pellet Heating Day" at TANGRA

Dear friends and colleagues,   Winter is knocking at the door! Many of you are already heating your homes and are using various devices for this purpose. There is a lot of talk about alternative heating methods. We want to...
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EC accept the new Directive on Energy efficiency

On the 11th of September at the European Commission plenary was accepted a new Directive on energy efficiency. In the new texts are provided obligatory energy efficiency measures for public buildings, including their renewal, schemes for energy saving from energy...
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Unique air curtain for the revolving doors of „Mall Bulgaria”

In recent years, "air curtain" devices have become very popular in our country. They have a simple construction, are easy to install and operate. With their strong airflow, they create a temperature barrier at the entrance of a building, helping...
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Create an advertising slogan and win a prize from PelletBoilers.BG

Winter is already knocking at the door. Heating is a key factor for comfort and coziness at home.   Since 2009, TANGRA has been producing its range of biomass combustion systems. TANGRA boilers are high-efficiency, modulating, long-lasting, fully automated, and...
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Heating with pellets – first official event of TANGRA

On the 11th of December 2012 at TANGRA’s building was held the first official event “Heating with pellets”, which was attended by designers, partners and installers of boilers and heating systems.   Dipl. Eng. Plamen Jeliazkov and MSc. Ivan Armianov...
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„TANGRA” has completely revamped the design of its pellet boiler website – www.PelletBoilers.BG

„TANGRA’s” website for showcasing pellet boilers, PelletBoilers.BG, has been completely updated.   In addition to the website’s design, which is clean and consistent with the company’s corporate colors, its structure has been simplified to make it easier for users to...
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HVAC system with zone valves in the first H&M store in Bulgaria

  At the beginning of December 2011, TANGRA approached the largest distributor of Danfoss, NASA-D, with an inquiry regarding the selection and supply of zone valves for controlling the HVAC system we were installing. The project for which TANGRA was...
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Solutions for restaurants

Four months after the amendments to the Health Act banning smoking in enclosed public spaces were adopted, the topic is still relevant. There was dissatisfaction among both smokers and restaurant owners. Of course, for the latter, the comfort and coziness...
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Pellet burner TANGRA B30p

The pellet burner TANGRA B30p can be incorporated in all types of pellet boilers. The burner can work with pellets of different type and quality. Its capacity is between 17kW and 30 kW depending on the customer needs and energy...
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TANGRA Presentation to the Bulgarian Chamber of Commerce and Industry and Partners of the WE-EEN Project

Between October 3 and 5, BCCI Sofia hosted the WE-EEN project (Wizard of the Environment: Enterprise Europe Network). The WE-EEN project aims to improve the provision of environmental services for SMEs through the Enterprise Europe Network. WE-EEN focuses on three...
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Energy and Environmental Certificates

In recent years, the European Commission has increasingly promoted the sale of energy-efficient products in the European market. As a result, various energy and environmental certificates and labels have been created for different types of products. All certificates are voluntary,...
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Hitachi Yutaki – inverter heat pump at a reasonable price

The inverter heat pumps are highly efficient and ecological systems for production of heating and domestic hot water. They use a refrigerant cycle to transform the low-potential energy of the outdoor air into high-potential energy for water heating. In the...
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The work of the HVAC designer is crucial for the energy efficiency of buildings.

The role of the design engineer is crucial in the creation and implementation of every stage of the construction-investment process – plumbing, electrical, HVAC installations, etc., which directly affect the energy consumption of building systems, the energy efficiency of the...
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