FFB

38 x 38 x 28mm (15.22 cfm) to 172 Φ x 50.8mm (450.98 cfm)

FHB

120 x 120 x 38mm (200.28 cfm) to 172 Φ x 50.8mm (388.25 cfm)

GFB

40 x 40 x 48mm (24.00 cfm) to 120 x 120 x 76.2mm (220.29 cfm)

PFB

40 x 40 x 28mm (12.76 cfm) to 120 x 120 x 38mm (252.85 cfm)

SFB

125 x 38 x 45mm (11.02 cfm) to 196 x 109 x 33mm (56.85 cfm)

TFB

40 x 40 x 28mm (17.45 cfm) to 120 x 120 x 38mm (234.35 cfm)