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4" Quick Double Seal-Off
Unit of Measure

Specifications

Nom. Duct Size (in.)

 N/A 4

Nom. Duct Size (mm)

 N/A 102

Duct I.D. Range (in.)

 N/A 3.54 to 4.25

Duct I.D. Range (mm)

 N/A 90 to 108