Home > Companies > Howe Green Ltd > Visedge Series Duct Cover

Aluminium duct access covers for flexible flooring suitable for pedestrian traffic., including wheeled trolleys and sack trucks.


  • Suitable for all types of flexible sheet flooring, e.g. PVC, vinyl, rubber, carpet or linoleum.
  • The PVC extrusion is locked to the frame sections and bonded and welded to the cut edge of the sheet flooring, forming a flat, hygienic and permanent joint. The aluminium and steel construction is tough, light and corrosion resistant.
  • Crimped corners allow the cover and frame to lie completely flat.
  • The unique Howe Green double seal construction forms the most positive seal to drainage, electrical and other ducts.
  • Provides easy access to under floor services using lifting keys.
  • Quick installation, ensuring minimum disruption.

Manufactured in accordance with BS EN ISO 9001.

Standard product features


Aluminium frame with steel base plates and reinforcement and stainless steel securing bolts. Galvanized carbon steel support beams and pockets (where necessary).


50 mm.


55 kg/m².

Overall frame size:

Clear opening size plus 137 mm.


Continuous PVC securing edge, top edge seal to help prevent the ingress of dirt and water, double sealed on seating with socket head securing bolts. Includes 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

Visedge Series Duct Cover


As drawing - Insert reference.

Clear opening width

As drawing - Insert reference, available 150–1000 mm.

Base plate material

[Galvanized steel]
[Stainless steel, grade 1.4301 (304)]
[Stainless steel, grade 1.4401 (316)]

Support beam pockets

[Not required]
For use where support beams are required.
[Surface mounted]
For use where support beams are required.

Sets of combined lifting/ securing keys

[Not required]

Manufacturer details

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