90° connector and inspection hatch made of acid-resistant brick, for connecting the heat source to the chimney and ensuring access for chimney cleaning. Elbows, reducers and inspection openings available for the complete system, type set per project.

Acid-resistant ceramic inner tube, the central element of the chimney.
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Outer casing of fired red clay, STM type, for chimney systems.
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Outer casing of fired red clay, STR type, for chimney systems.
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Refractory outer casing of fired clay, STM type, for chimney systems.
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