Skip to content

Serco SI-350 Inflatable Dock Seal


The SI-350 Inflatable Dock Seal is designed for taller doorways and docks servicing a wide variety of trailer heights to provide a tight, energy-efficient seal with minimal pressure to the building wall.


  • Full-width header and protective canopy
  • Variable height head airbag adjusts to different trailer heights
  • Head member includes torsion-spring retraction system
  • Inflated by high-volume, low-pressure blower motor
  • Can be interlocked with other dock equipment for improved performance and efficiency

We also recommend…