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Jamison’s most popular door offers unique designs, features and benefits that keep it in high demand throughout the industry.
Our standard door panel and face casing are woodless.
  • Single Leaf Horizontal Sliding Manually Operated Door
Single Leaf Horizontal Sliding Manually Operated Door


  • Diamond-Trac® Roller System: This patented system elicits rave reviews from industry experts and customers. It permits a smooth, quiet gliding action unrivaled in any door of its type. Its superior sealing ability is due to its down-and-in motion that pushes the door tightly against the gasketed casing and floor.
  • Extruded aluminum door frame: Provides strength superior to wood.
  • Versatile: Designed to handle applications up to a 100F delta T, and available with many options.
  • Standard panels: White, stucco-embossed #26 gauge galvanized steel, front and back.
  • Gaskets: Tear resistant adjustable frame gaskets.
  • Flexibility: Closer positioning of doorways also provides critical floor and wall space savings.
  • Easy Installation: With track and angles preassembled on our casings, installation is quick and easy.
  • 5-year limited warranty
Available in Fiberglass

Constructed of Fiberglass for use in harsh environments such as food processing. Contact factory for more information

Fiberglass Bi-Parting Power Fiberglass Single Fiberglass Track Door
Bi-Parting Power Fiberglass Single Manual Fiberglass Single Manual Fiberglass Track Door
  • Specifications

    Cooler Door Specifications

    Supply where indicated on plans Jamison Mark IV® Manual Single Leaf Horizontal Sliding Cooler Door, with Diamond-Trac® System*.
    Door leaf to have aluminum extruded structure and to be metal clad with #26 gauge white pre-painted stucco embossed steel front and back.
    Frame (casings and header) to be constructed of aircraft quality aluminum extrusions with white painted finish.

    Door leaf to be filled with 4" of Jamifoam non-CFC polyurethane insulation with an R value of 28 at 40°F. Frame to be insulated with polystyrene inserts.
    Adjustable gasket at sides and head of frame to be polyester reinforced; sill gasket on door to be sweep type.

    Hardware to have protective coating against corrosion.

    Freezer Door Specifications

    Freezer door specifications to be same as cooler door except for these substitutions and additions:

    Supply where indicated on plans Jamison Mark IV® Manual Single Leaf Horizontal Sliding Freezer Door with Diamond-Trac® System*.

    Provide Frostop heater cables in top, sides, and bottom of door. Complete device to be assembled, ready for connection to 120 volt, 60 Hertz, single phase AC line.

    Special Notes:
    1. Freezer Door is designed for installation in warm room with temperatures above +33°F. If door must be mounted in rooms with temperatures of +32°F. and below, contact factory.
    2. When cold room temperature is below -20°F. and /or the relative humidity is greater than 80% on the warm side, Frostop heater cables should be added to the frame/gasket assembly.
    3. If the cold room temperature is below -40°F., or if the temperature difference exceeds 90°F., contact factory.
  • Options & Accessories
    1. Metal cladding can be stainless steel, stucco aluminum, galvanized stucco embossed, galvanized, or galvanized steel painted to meet specifications.
    2. M.I.D. Requirements.
    3. Padlocking provisions on front or back of door with safety release on opposite side. (Specify which side with locking.) Safety release feature permits door hardware to be released, thus minimizing possibility of personnel being locked in room.
    4. 6" of insulation for freezer door (R value 42).
    5. Swinging wicket door.
    6. View windows: (contact factory for specific recommendations.) 12" x 14" sealed glass unit.
      1. Cooler Door - 2 layer 1" thick
      2. Freezer Door - 3 layer, 1' thick with heat.
    7. Jambs.
    8. Inside trim.
    9. Mirror image frame.
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