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TANGRA EVB HiE

Compact Heat Recovery Units

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TANGRA EVB School

Decentralised Heat Recovery Ventilation

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TANGRA AHU Modular

Air Handling Units

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Latest News

TANGRA Smart One – The New Generation of Intelligent Ventilation Control

The new generation of TANGRA controls brings together indoor air quality, comfort, energy efficiency and remote control in one intelligent platform.   Ventilation is no longer simply about supplying fresh air and extracting polluted indoor air. A modern ventilation system...
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TANGRA Introduces a New Brochure for the Defense Industry

The TANGRA team has presented a new brochure dedicated to the defense industry: “AIR FILTRATION AND PROTECTION OF CRITICAL INFRASTRUCTURE, BUNKERS AND THE MILITARY INDUSTRY ”. The commercial brochure provides information on the most common risks faced by military facilities...
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TANGRA in the Spotlight at the "Defence Industry Club"

On July 9, 2026, Ivan Armianov, COO of TANGRA, presented the company's solutions in energy-efficient ventilation and filtration/ventilation systems for critical infrastructure, bunkers, and the defence industry. Official guests at the event included H.E. Ms. Asma Baboush, Ambassador of Algeria,...
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The company “Tangra” is proud to announce that it has been awarded the “Golden Partner” award by Nederman

The company “Tangra” proudly announces that on 22.04.2026, during the annual event – Nederman Annual Partner Event, it was awarded the “Golden Partner” distinction by our long-standing partner Nederman. This recognition is the result of our successful cooperation, a high...
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We offer solutions

Schools and kindergartens

Schools and kindergartens

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Hospitals

Hospitals

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Clean rooms

Clean rooms

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Pharmaceutical industry and laboratories

Pharmaceutical industry and laboratories

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Hotels and SPA centers

Hotels and SPA centers

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Administrative and Office Buildings

Administrative and Office Buildings

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Shopping centres

Shopping centres

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Restaurants and taverns

Restaurants and taverns

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Production premises and factories

Production premises and factories

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Food industry

Food industry

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Warehouses

Warehouses

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Fume extraction

Fume extraction

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Why choose TANGRA?

THE COMPANY OFFERS COMPLETE ENGINEERING SERVICES IN THE FIELD OF VENTILATION AND AIR CONDITIONING SYSTEMS.

Design

Highly qualified specialists are engaged in the development and management of HVAC projects.

Production

At TANGRA, we place great importance on the high quality of our products and energy-efficient solutions.

Commercial activity

We are official importers of many European leaders in air conditioning, ventilation, and heating equipment

Installation

The company has a specialized department for the installation of ventilation, air conditioning, and heating systems, BMS control, and automation.

Service and Maintenance

The company’s service teams focus on maintaining the reliability of HVAC installations and are available to our clients and partners.

About the company

With over 37 years of experience in the design, production, and delivery of energy-saving solutions for ventilation, air conditioning, and heating, we stand out for our innovation and sustainability.

TANGRA – AV Ltd. is a family owned company specializing in ventilation, air conditioning, and heating equipment. The company was reestablished in 1989 by Dipl. Eng. July Armianov.

 

Today, TANGRA has a design and engineering office, manufacturing facilities with a total built-up area of 5,000 sq. m., sales centers in Sofia, Varna, and Burgas, installation and service teams, an HVAC Academy, and an aerodynamic laboratory.
The company's management is driven by a continuous pursuit of improvement and the production of increasingly efficient products, implementation of complete projects, creation of innovations, and, last but not least, delivering the highest quality.

TANGRA - AV Ltd. is a family company
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