Jamison’s most popular door offers unique designs, features and benefits that keep it in high demand throughout the industry. The Dual Speed (DS) operator opens at up to 80″ per second. 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. Easy Installation: With track and angles preassembled on our casings, installation is quick and easy. Flexibility: Closer positioning of doorways also provides critical floor and wall space savings. 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. 5 year limited warranty Cooler Door Specifications: Supply where indicated on plans Jamison Mark IV® “DS” Series Power Operated Bi-Parting Horizontal Sliding Cooler Door, with Diamond Trac® System* and PowerTron® Operator. Door leaves 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 leaves 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. Door to be equipped with dual-speed brake motor designed to open door at 80″ per second and close door at 40″ per second. Door leaves to be equipped with low profile pneumatic reversing edge, effective full height and full travel of door. Upon contact, door in closing cycle is instantly reversed to open position. Adjustable gasket at sides and head of frame and reversing edges cover gasket to be polyester reinforced; door leaves to have sweep type sill gasket.

Digitally controlled fast operating door for high volume traffic. Features Opens at an incredible 96” per second Variable speed drive provides smooth starts and stops Constructed of lightweight aluminum, and is extremely durable Easy-to-install Resists bacteria, mold, mildew and microbiological growth Control panel is UL listed 5-year limited warranty Supply where indicated on plans Jamison Mark IV InVision® BiFolding, Power Operated, Cooler Door with PowerTron® Digital Controller. Door panels to be made of PVC vinyl, supported by anodized aluminum framing and retainers. Center panels to be transparent flexible 0.3″ (7mm) thickness and side panels to be orange reinforced vinyl. Panels to be supplied with Velcro* seams. Casing frame, track angle, header, door panel frame and retainers to be T6063-T6 aircraft grade anodized aluminum alloy. Full width removable hood to be provided with gray painted finish. Vinyl gaskets to be provided at two sides and across head where door contacts casing frame. Hardware to have protective coating against corrosion. Heavy-duty side support hinges to have thrust ball bearing and center pivoting hinges to have oil impregnated bronze bearing. Large diameter heavy-duty dual trolley wheels and a #40 drive chain to be furnished. Door to be equipped with PowerTron Digital Controller, a maintenance free servo drive unit. Door to open at speed up to 100″ per second. Control unit includes pre-programmed motor operation, automatic open and close limit setting system and intregated cycle counter.

Digitally controlled fast operating door for high volume traffic. Features Opens at an incredible 96” per second Variable speed drive provides smooth starts and stops Constructed of lightweight aluminum, and is extremely durable Easy-to-install Resists bacteria, mold, mildew and microbiological growth Control panel is UL listed 5-year limited warranty Supply where indicated on plans Jamison Mark IV InVision® BiFolding, Power Operated, Cooler Door with PowerTron® Digital Controller. Door panels to be made of PVC vinyl, supported by anodized aluminum framing and retainers. Center panels to be transparent flexible 0.3″ (7mm) thickness and side panels to be orange reinforced vinyl. Panels to be supplied with Velcro* seams. Casing frame, track angle, header, door panel frame and retainers to be T6063-T6 aircraft grade anodized aluminum alloy. Full width removable hood to be provided with gray painted finish. Vinyl gaskets to be provided at two sides and across head where door contacts casing frame. Hardware to have protective coating against corrosion. Heavy-duty side support hinges to have thrust ball bearing and center pivoting hinges to have oil impregnated bronze bearing. Large diameter heavy-duty dual trolley wheels and a #40 drive chain to be furnished. Door to be equipped with PowerTron Digital Controller, a maintenance free servo drive unit. Door to open at speed up to 100″ per second. Control unit includes pre-programmed motor operation, automatic open and close limit setting system and intregated cycle counter.