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Dock Seals and Shelters

DSI Canada prides ourselves In providing a custom solution to every problem, we do not believe in one size fits all.  This mentality has made us a leader in the food and pharmaceutical industry.  We look forward to working with you to discuss the various options as listed below and how to best seal your facility from the elements.

Ideal for smaller doors (9' wide x 9' high or less), the Foam Dock Seal with Head Pad model provides a positive seal between internal and external environments. It seals automatically as the vehicle is backed against the foam pads.

• Standard Base Projection: 10"
• Standard Base Fabric: 22 oz Vinyl
• Roll Formed, Galvanized Steel Side & Head Pad Backing
• Unit Projection Should Not Exceed Twice the Size of Side Pad Backing
• See Bracket Chart for Bracket Selection
• 114" Minimum Unit Width Recommended
• 93" Clear Opening Recommended for Cold Storage Applications – Increase Unit Width by 3"

S-600 Foam Dock Seal with Head Pad

A hood-style head curtainseals the rear of the vehicle, accommodating a variety of vehicle heights. The Foam Dock Seal with Head Curtain model is ideal for doors that are 9' high or taller. End caps secure the drop curtain to the side pads. Durable fiberglass stays provide stiffness in the top of the curtain for better moisture drainage.

• Standard Base Projection: 10"
• Standard Base Fabric: 22 oz Vinyl
• Roll Formed, Galvanized Steel Side & Head Pad Backing
• Unit Projection Should Not Exceed Twice the Size of Side Pad Backing
• See Bracket Chart for Bracket Selection
• 114" Minimum Unit Width Recommended
• 93" Clear Opening Recommended for Cold Storage Applications – Increase Unit Width by 3"

S-700 Foam Dock Seal with Head Curtain

Offering excellent sealing on a full range of trailer heights, the patented Foam Dock Seal with Adjustable Head Pad model features a manually adjustable head pad that allows you to position the head pad on a 48" vertical track. A standard 18" high foam head pad is mounted on a heavygauge steel pan.

• Standard Base Projection: 10"
• Standard Base Fabric: 22 oz Vinyl
• Roll Formed, Galvanized Steel Side & Head Pad Backing
• Unit Projection Should Not Exceed Twice the Size of Side Pad Backing
• See Bracket Chart for Bracket Selection
• 114" Minimum Unit Width Recommended
• 93" Clear Opening Recommended for Cold Storage Applications – Increase Unit Width by 3"

S-800 Foam Dock Seal with Adjustable Head Pad

Whether your trailer is 8' or 8' 6" Wide, the, the L-Shaped Side Pad Foam Dock Seal with Head Pad provides full-width access to the vehicle when docked at doors up to 9' high. Extremely versatile, it features a compression foam head pad with L-shaped side pads. The side pads are equipped with triangular-shaped foam wedges that support the "L-shape" of the side pads.

• Standard Side Pad Base Projection: 16"
• Standard Head Member Base Projection: 12"
• Standard Base Fabric: 22 oz Vinyl
• Roll Formed, Galvanized Steel Side & Head Pad Backing
• Available for Door Sizes Up to 10'-0" Wide
• Side Pads Include Two Triangular Support Wedges & Bottom Draft Pads
• Standard Side Pad Penetration: 12"
• Maximum Side Pad Projection: 24"
• Standard 4" Projection Difference Between Side Pads & Head Member Must Be Maintained for Correct Product Application

S-3000L L-Shaped Side Pad Foam Dock Seal with Head Pad

The Rigid Frame Shelter is designed to accommodate a wide variety of door and vehicle sizes while providing full-width access to the back of the vehicle.

• Roll Formed, Galvanized Steel Channel Frame with Standard 2" x 4" Sides & 2" x 6" Raked Top
• Outside Edge of Face Curtains Capped with Aluminum Trim Angles
• Head Curtain Includes Five Fiberglass Stays, Four Overlapping Wear Pleats Per Side & Wind Straps
• Side Curtains Include Closed Cell Neoprene Inside Sealing Edge & Bottom Wear Panel
• Standard Base Unit Frame Projection: 24"
• Standard Steel Support Projection: 30"
• Each Shelter Includes One Pair Foam Draft Pads & One Pair Structural Steel Support Protectors
• Top of Shelter Should Be Kept a Minimum of 15'-0" Off Grade
• False Header Assembly Supplied for Shelter Heights at 16'-6" Off Grade & Above
• Frames Covered with Translucent White Fiberglass

S-420 Rigid Frame Dock Shelter

The Air Inflatable Dock Seal with One-piece Cover is designed for use in the same applications as standard foam dock seals, but with the advantages of air inflation.

• Standard Projection: 12"
• Standard Cover Fabric: 10 oz. Vinyl
• Side & Head Member Backing: 2x8 Pressure Treated Wood
• Standard Head & Side Member Face Width: 12"
• Blower Motor: 1/2 HP, 115v with Automatic Reset Thermal Overload Protection (includes NEMA 1 switch)
• Metal Blower Cover Included
• 24" High Guide Stripes at Bottom of Side Members
• Front Opening Width is Approx. 7'-6"

SI-300 Air Inflatable Dock Seal with One-piece Cover

The Air Inflatable Dock Seal with Variable Height Head Member is designed for taller doorways and loading docks that serve a wide variety of vehicle heights. Head member seals across top of vehicle.

• Standard Side Member Projection: 14"
• Side Member Face Width: 12"
• Side Member Backing: 2x8 Pressure Treated Wood
• Standard Cover Fabric: 10 oz. Vinyl
• Standard Head Member Projection is 10" Greater than Side Member Projection
• Front of Header Assembly is 2x8
• Top of Head Frame Has Upward Taper & Requires 2-1/2" Clearance Above Unit Height (i.e. 11'-8" high unit requires 11'-10-1/2" clear at wall).
• Blower Motor: 1/2 HP, 115v with Automatic Reset Thermal Overload Protection (includes NEMA 1 switch)
• Guide Stripes on Head Storage Curtain on 8'-6" Centers
• Head Member Mounting Flanges Require 2" Clearance on Either Side
• Head Member Consists Fiberglass Covered Treated Wood Frame Which Supports Integral Torsion Spring-head Bag Assembly (standard head bag drop is 36" to 48")

SI-350 Air Inflatable Dock Seal with Variable Height Head Member

The Air Inflatable Dock Shelter with Treated Wood Frames is designed for wider and taller doorways and loading docks that serve a wide variety of vehicle sizes including vehicles with extended tailgates or hydraulic lifts.

• Standard Frame Projection: 24" Side Frame / 34" Head Frame
• Standard Air Bag Fabric: 10 oz. Vinyl
• Standard Side & Head Storage Curtain Fabric is 22 oz Vinyl & Includes Fiberglass Stays
• Head Storage Curtain Includes Yellow Guide Stripes on 8'-6" Centers
• Side Curtains Are 16" Wide; Head Curtain is 26" High at Peak of Head Frame
• Frames Are Pressure Treated Wood
• Side Frames Are 2 x 4, Head Frame Has 2" Rake with
• 2 x 10 Front & 2 x 6 Back
• Standard Head Bag Drop is 36", 42" or 48" From Underside of Head Frame.
• Standard Front Opening Width is 7'-6"
• Steel Supports Project 5" Greater than Side Frame Projection
• Includes Foam Filled Draft Pads in Bottom Corner
• Blower Motor: 1/2 HP, 115V with Automatic Reset Thermal Overload Protection (includes NEMA 1 switch)

Sl-450 Air Inflatable Dock Shelter with Treated Wood Frames

This Air Inflatable Rail Shelter series is sesigned for effective sealing of a wide variety of rail loading dock applications. Available in either three-sided or four-sided versions.

• Standard Projection: Up to 48"
• Standard Cover Fabric: 10 oz. Vinyl
• Side & Head Member Backing: 2 x 12 Pressure Treated Wood
• Blower Motor: 1/2 HP, 115V with Automatic Reset Thermal Overload Protection (includes NEMA 1 switch)
• Metal Blower Cover & Retraction Brackets Included.
• Standard Top, Bottom & Side Member Face Width: 12"
• Standard Air Tube Location 36” in on Top Left
• Rail Shelter Projection is Equal to Distance From the Inside of Near Rail to Building Wall Minus 24" (field survey) or Centerline of Track to Building Wall Minus 54" (architectural plans)
• Only One of These Projection Calculations is Required
• Approximately 28" Clearance Required Above Top of Unit for Mounting of Motor Blower & Retraction Bracket System
• 4-Sided Unit Should Be Sized So Bottom Is 24" Below-dock Level (notify factory if hydraulic rail ramp is present)

SI-310 Air Inflatable Rail Shelter

Our Rain Sealing System keeps external moisture out of the loading/unloading area with an ingenious "wiper" pad that engages the vehicle at the door -- ingenious because it works so well and yet is so simple, it requires virtually no maintenance.

• Head Frame is Roll Formed, Galvanized Steel Channel with 11 Gauge Galvanized Steel Stop Plate
• Standard Foam Wiper Pad is 5-1/2" Thick x 10'-0" Wide x 24" High Pleat Panel
• Weighted 22 oz Vinyl Side Covers Provided on Ends of Head Frame
• Standard Minimum Unit Projection: 22"
• Maximum Standard Unit Projection: 42"
• Each System Includes One Pair Head Frame Support Brackets
• Special "Mounting Height Off Grade" Dimension Required for Each Head Frame
• Head Frame is Covered with Translucent White Fiberglass for Increased Visibility
• Head Frame Has 2" Raked Top
• Standard XL-100 & 22 oz Vinyl Colors: Black, Blue, Brown, Green, Tan
• Standard 16 oz. Hypalon color: Black

DryDock® Rain Sealing System