Metal ventilation ducting and its profile
Ventilation ducting serves as a distribution of wind. Direct metal plate ducting with flanges is manufactured in the length up to 3 m and diameters up to 1200 mm. External and internal surface finishing is performed by a ground coat. Bends and joints of particular profiles and different bend angles are of the same finish.
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| T-joint | 90° joint | 45° joint |
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| ducting manhole HL 800 | ducting |



