Yambol
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Gabrovo
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Sofia
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Botevgrad
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Sandanski
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Pernik
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Golyanovtsi
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Pazardjik
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Ruse
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Sevlievo
ZEFIR LTD was established in 2001. It is specialized in the field of dust-collecting and ventilation equipment.Has its own facilities, equipped with machinery for the production of cassette precipitators, air ducts, elements and equipment, necessary for the installation concerned. The