S-1
Airvent Straight Type S-1Thickness: 1"
Width: 8,10,12 inches
Length: 24,48 inches
S-2
Airvent Straight Type S-2Thickness: 2"
Width: 8,10,12 inches
Length: 24,48 inches
L-Type
Airvent L Type (Corner)Thickness: 1",2"
Width: 8,10,12 inches
Length: 24 inches
