Type 3R Rainproof Boxes


Austin rainproof boxes are Underwriters Laboratories Listed for Wiring or Junction box applications. All rainproof boxes are designed for outdoor use primarily to provide a degree of protection against rain, sleet, and damage from external ice formation.


Austin rainproof boxes are constructed standard in galvanized steel. An ANSI 61 gray polyester powder coating over galvanized steel is provided on request.


Fabricated in accordance with UL specifications from code gauge steel. Dripshield along top of box. Slip-on seamless cover attached by screws at bottom edge. Embossed mounting holes on back of enclosure.

For complete details, download the info sheet.


  • Special finishes
  • Custom size or construction
  • Special knockouts or knockout arrangements in bottom only

Available Sizes

(listed by variation)