Home > Companies > Howe Green Ltd > 5 Bar Series Tread Plate Single Cover

Aluminium light duty, tread plate access hatch cover for pedestrian traffic, including wheeled trolleys, sack trucks, etc.


  • Lightweight.
  • Covers can be fitted quickly and unobtrusively into all types of hard floor finish: ceramic tiles, marble, terrazzo, resin or parquet.
  • Covers can be fitted quickly and unobtrusively into all types of flooring.
  • Double sealed.
  • Anti-slip treadplate pattern.
  • Access hatches can be linked together to provide continuous access to ducts.
  • Quick and easy to install, ensuring minimum disruption.

Manufactured in accordance with BS EN ISO 9001.

Standard product features


Aluminium outer frame and five bar chequer-plate lid with stainless steel securing bolts.


50 mm.


18 kg/m².

Overall frame size:

Clear opening size plus 82 mm.


Double sealed with socket head securing bolts complete with all necessary removable sealing cross-members and support beams (where necessary).

NBS Specification

NBS Create logo
This product is associated with the following NBS Create clause:
90-05-20/320 Covers, gratings and frames for access chambers

Product specification

An important note about specifying



Howe Green Ltd


+44 (0)1920 463230

Product reference

5 Bar Series Tread Plate Single Cover

Clear opening size (w x l)

As drawing - Insert reference, available 150–100 x 150–100 mm.

Manufacturer details

Marsh Lane,
Hertfordshire, SG12 9QQ
Tel +44 (0)1920 463230
Fax +44 (0)1920 463231
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NBS National BIM Library