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Item # MLPT181818, (MLPT Series) Laminated Pass Thru

Protect your product and the integrity of your clean room against contamination with our full line of standard and customized pass thrus. Our unique design minimizes entry of contaminants by producing a means of transferring materials in/out of the clean room without need of personnel entry. The mechanical interlock system is a safety feature that allows one door to open at a time preventing cross contamination. Our pass thrus are designed for maximum versatility and provide a safer means to transfer any type of products or equipment to and from the clean room.

Specifications  · Features


Inside Dimension A

18 in

Inside Dimension B

18 in

Inside Dimension C

18 in

Outside Dimension D with Interlock

23 1/4 in

Outside Dimension E with Interlock

19 1/2 in

Outside Dimension D without Interlock

19 1/2 in

Outside Dimension E without Interlock

19 1/2 in


1/4" thick Safety Glass
1/4" thick Amber Acrylic

1/4" thick Chemical Resistant Acrylic

Electrical Interlock System

Adjustable Shelving

UV Light Fixture

Gas Purge

Key Door Lock Handles

Support Gussets

Polypropylene Laminated Interior

Aluminum Laminated Interior

S.S Laminated Interior

Custom Sizes

Required Cleanliness Class/ISO Certification





  • Constructed of 3/4" thick melamine board covered with heavy duty white plastic laminate.
  • Doors are 3/8" thick clear acrylic with polished edges and 1/4 turn "t" handles.
  • Doors are sealed with EPDM Rubber gasket
  • Hinges are adjustable European type.
  • Mechanical interlock safety feature that allows only one door to open at a time, preventing cross contamination.


·  Details


Test Certification
(PDF, 161KB)

Clean Room Planner
(PDF, 1253KB)

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