Mark IV® Single Leaf Horizontal Sliding Power Operated Door
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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 panels and face casings are woodless

Door Features:
- Powertron® Operator: The most popular power operator in the history of cold storage. Tested trouble-free through more than 2 million opening/closing cycles.
- 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

Bi-Parting Power Fiberglass

Single Manual Fiberglass Track Door

Single Manual Fiberglass
Architectural Data Sheet(s)
- Extruded aluminum door frame provides strength superior to wood.
- Designed to handle applications up to a 100F delta T
- Extremely versitle with many options
- Standard panels are white, stucco-embossed #26 gauge galvanized steel, front and back.
- Reversing edge is included with built-in sensing switch.
- Tear resistant adjustable frame gaskets.
- 5-year limited warranty