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Model 1240ss & 1250ss / Single Sliding Stainless Steel Door

Manual and Power Single Sliding Stainless Steel Doors for Sterile Environments

ASI Doors’ single sliding stainless steel pharmaceutical door is designed to meet your strictest GMP, ISO, FDA, EMEA and cleanroom requirements.  Custom configurations and interlocking are available. Also available in both manual and power options.

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Door Sizes

  • Manual: up to 8’ x 8’
  • Powered: up to 10’ x 10’
  • For additional sizes - consult factory

Panel Construction

  • 1-3/4”thick 20 ga., 304 #4 stainless steel panel (16 ga. optional)
  • High-density closed cell poured-in-place polyurethane foam core
  • 20 ga. stainless steel edge cap for added protection and durability
  • Full perimeter gaskets and interlocking center seal

Frame Construction

  • 12 ga. 304 #4 stainless steel header with 3/16” stainless steel rail assembly
  • 1/4” thick stainless steel trolley assemblies
  • Complete header and rail enclosed with a 16 ga. 304 #4 stainless sloped shroud
  • 16 ga. 304 #4 stainless steel side frames with floor hardware attached (nothing mounted into the floor)
  • 316 stainless steel optional

Performance Features

  • Manual Model: automatic close with “hold-open”
  • Power Model: A gear-less AC Asynchronous motor continuously maintains peak performance by utilizing an on-board, self-adjusting microprocessor control system. Complete system is programmable from from floor level without removing the shrouds.
  • Standard pushplate to open - time delay to close
  • Standard circuitry allows door to “reverse upon obstruction” by monitoring both directions of door travel.
  • Standard dual side frame mounted reversing photoeyes
  • In case of power failure, power doors can be manually operated at any time


  • Vision panel with standard sloped frame
  • CleanView® flush vision panel
  • 304 or 316 #4 stainless steel clad panel
  • Custom color for molded fiberglass (consult factory)
  • Mechanical canebolt lock in door panel
  • Activation devices mounted in door panel
  • Electronic solenoid lock in header
  • Touch-less activation switches
  • Custom designed interlocking systems
  • Actuators: Variety of activation device available upon request
  • Pre-announce to close kit (light/alarm/combo)


  • Two year limited warranty on all components

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