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Académie
Sheet Metal
Sheet Metal Worker Red Seal Certification
Duct Connections & Sealing
Vérification des connaissances
Duct Connections & Sealing
Vérification des connaissances
Vérification des connaissances
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How must a flexible duct connector be installed at a fan connection?
A
Stretched tightly to maintain straight alignment
B
Secured with mechanical fasteners and sealed, with slack in the connector to prevent transmitting vibration
C
Taped in place with duct tape as the primary fastening
D
Welded to both the fan and the ductwork
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