WB APS 8100 Series

Flush Aluminum Diamond Plate Floor Hatches

Sizes & Specifications

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Williams Brothers - WB APS 8100 Series Flush Aluminum Diamond Plate Floor Hatches

Flush, Aluminum Diamond Plate Hatch Provides an Economical Solution for Floor Access!

The WB APS 8100 Series Flush Aluminum Diamond Plate Floor Hatch is a rugged, flush access door designed for new or existing openings in both interior and exterior applications including sidewalks, commercial floors, residential floors and utility floors. Featuring a heavy-duty, 1/4″ reinforced aluminum cover and extruded aluminum frame, both with a mill finish, hatch is an economical solution wherever floor access is needed. In addition, it is reinforced for pedestrian traffic and can safely handle 300 psf loading.


  • Cover: 1/4″ Reinforced Aluminum Diamond Plate
  • Frame: Extruded Aluminum with Integral Anchor Flange and Door Seat on All Four Sides
  • Finish: Mill Finish
  • Handle: Cast Aluminum Flush Lifting Handle
  • Lock: None – Includes an Exposed Staple for User-supplied Padlock
  • Automatic Hold-open Arm: 316 Stainless Steel Hold-open Arm with Vinyl Grip That Automatically Keeps the Cover in its Open/Upright Position
  • Hardware: 316 Stainless Steel Hinges and Tamper Resistant Bolts/Lock Nuts.
  • Loading: 300 psf (1465 kg/m2) Live Load
  • Installation: Styles Available for both New and Existing Openings


  • Construction: Steel
  • Hatch: Double Door
  • Custom Sizes: Available on Request


The WB APS 8100 aluminum floor door is available in a variety of sizes including 24×24, 24×36, 30×30, 36×36, 36×48 and more. In addition, custom sizes are available upon request. Door features a flush lifting handle, stainless steel hinges with tamper proof bolts, an exposed staple for user supplied padlock and an automatic hold-open arm. Options include a double door and steel construction.

Manufactured for The Williams Brothers Corporation of America. MADE IN USA.