About the company
With over 30 years of experience in designing, manufacturing, and delivering energy-efficient solutions for ventilation, air conditioning, and heating, we stand out for our innovation and sustainability.
About us
TANGRA – AV Ltd. is a family-owned company specializing in ventilation, air-conditioning, and heating technology. The company was re-established in 1989 by Eng. July Armianov as the successor to his father’s company, „TANGRA – Lazar Armianov”, which existed during World War II.
We strive for excellence
Today, TANGRA has a design and engineering office, manufacturing facilities with a total built-up area of 5,000 m², sales centers in Sofia, Varna, and Burgas, installation and service teams, an HVAC Academy, and an aerodynamic laboratory.
The company’s management follows a continuous pursuit of improvement, producing increasingly high-efficiency products, executing complete projects, creating innovations, and, last but not least, ensuring the highest quality standards.
The engineering services we offer include:
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Pre-Project Survey
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HVAC Design
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Energy Audit
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Production
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Commercial Activity
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Installation and complete Implementation of HVAC systems
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Service and Maintenance
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HVAC Academy
Price List
TANGRA manufactures and offers its products under the TANGRA brand. In addition, the company is the authorized representative for Bulgaria of:
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Soler & Palau Ventilation Group – Residential and Industrial Fans
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HITACHI Cooling & Heating – HVAC Equipment
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AFS – Flexible Ducts
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Roen Est – Water-to-Air Heat Exchangers
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Nederman – Local extraction
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Eliturbo – Air stratifiers
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Grundfos – Circulation pumps
We Guarantee Quality
In all company activities, a quality management system ISO 9001 and an environmental management system ISO 14001 have been implemented. In addition to these systems, the company’s management has established a continuous policy for improving the quality of products and services to meet all the needs of its clients and their business processes.
Offers and enquiries
