Skip to main content

Please Select Your Country/Language Preferences

APO DT Trnsp Hngd Scr Cvr Insp Wdw Type 4X, 11.89x11.89x1.77, Smooth Matte, Fiberglass

  • Available sized from 12” x 7” to 24” x 12” (H x W)
  • DT Covers are maintenance free and corrosion resistant
  • Frames are made from hot compression molded halogen free, self extinguishing fiberglass reinforced polyester (FRP) that can withstand continuous temperatures from -58°F to 302°F (-50°C to 150°C)
  • Inspection windows are made from transparent polycarbonate that can withstand continuous temperatures to 248°F (120°C)
  • Included thumb screw inserts allow quick window opening for access to interior component
  • Gaskets are made from continuously poured polyurethane foam
Show More

Catalog #:


APO DT Transparent Hinged Screw Cover Inspection Window Type 4X


  • Height: 11.89 in / 302 mm
  • Width: 11.89 in / 302 mm
  • Depth: 1.77 in / 45 mm
  • Material: Fiberglass
  • Finish: Smooth Matte
  • Color: Light Gray
  • Color Code: RAL 7035
  • Weight: 2.27 lb


APO DT Covers are designed for use as inspection windows in highly corrosive environments where easy viewing and access is essential.



Industry Standards

UL Listed Types 3, 3R, 4, 4X, 12

Resellers in your area

Below is a list of local resellers who currently have this item in stock:

Distributor Quantity Date in Stock
There is no information available.

CAD Generation

Log-in to download additional CAD models in the format of your choice. For 2D and 3D downloads without logging in, click on MORE CAD DRAWINGS, SPEC SHEETS AND CERTIFICATIONS