Installation of rectangular, classified E. Klink ducts 5 Ducts > 1250 x 1000 Assembly joints: • Gebhardt Premium 30/40 • Max. distance the between duct joint and the suspension cannot exceed 70 ± 100 mm Duct support: E.g. Hilti MQ-41 Duct hanger: M10 threaded rod. Ducts ≤ 1250 x 1000 Assembly joints: • LS joint • Gebhardt Premium 20/30/40 • Max. distance between the duct joint and the suspension cannot exceed 70 ± 100 mm Duct support: E.g. Hilti MQ-21.5 Duct hanger: M10 threaded rod.
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