Home > Companies > Howe Green Ltd > HSE 75 Series (Aluminium) Duct Cover

Aluminium medium duty floor access covers for up to 5 tonnes pneumatic tyre wheel load (cars and light delivery vehicles).

Features:

  • Covers can be fitted quickly and unobtrusively into all types of hard floor finish: ceramic tiles, marble, terrazzo, concrete, resin, wood or parquet.
  • Unique patented cover sections are tapered for easy removal, frame sections give a good key to bedding mortar.
  • Covers are precision-made to avoid distortion.
  • Top edge seal on aluminium covers helps prevent dirt, grout or grinding waste penetrating joint between cover and frame.
  • Double seals available.
  • Lifting blocks are anchored to the inner frame. Stainless steel securing bolts are stiletto heel proof.
  • Easy to install ensuring minimum disruption.

Manufactured in accordance with BS EN ISO 9001.

Standard product features

Material:

Show edge manufactured from aluminium with steel baseplate and reinforcement. Galvanized carbon steel support beams and pockets (where necessary).

Depth:

75 mm.

Required opening force (when filled):

20 kg.

Overall frame size:

Clear opening (hinge side) plus 120 mm x clear opening (front to back) plus 133 mm.

Sealing:

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

Hinges:

Access covers fitted with multi-link hinges.

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

Manufacturer

Name:

Howe Green Ltd

Tel:

+44 (0)1920 463230

Product reference

HSE 75 Series (Aluminium) Duct Cover

Design

As drawing - Insert reference.

Clear opening width

As drawing - Insert reference, available 550–1000 mm.

Material

 - Base plate:
[Galvanized steel]
-
Standard.
[Stainless steel, grade 1.4301 (304)]
[Stainless steel, grade 1.4401 (316)]
 
 - Gas springs:
[Carbon steel, powder coated]
-
Standard.
[Stainless steel, grade 1.4401 (316)]
 

Fire rating

[None]
[Two hours]
-
To BS 476-20.

Support beam pockets

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

Underside release latch

[Not required]
[Required]

Sets of combined lifting/ securing keys

[Not required]
[Required]

Manufacturer details

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