S20 – Adjustable Curtain Dock Seal

The S20 is a great solution for docks that receive trucks and trailers of varying heights. Once the truck is backed into the side pads, the head curtain is lowered using a pulley and cleat system to form a tight seal.


  • For openings up to 8’ wide x 10’ high
  • 2 side pads 120” high x 10” wide x 10” projection
  • 1 head curtain 116” wide x 10” projection x 24” drop
  • Seals trailer heights 144”-162” on a 48” dock height


We provide timely and accurate quotes based on our assessment of your unique needs and objectives. We quote competitive prices while maximizing value through our industry-changing approach. We offer quick and reliable industrial facility services and products across Canada. We also offer responsive 24-hour emergency service to help our customers minimize facility downtime around the clock. DSI toll-free phone number:
Toll Free: +1 888 563-4872
Email: sales@dsi-canada.com

    See The Difference. Experience Professional Dock & Door Service.