Dales Fabrications Ltd design and manufacture a range of architectural systems incorporating aluminium soffits and fascias. In addition to the standard systems, they can also design and manufacture bespoke systems to suit individual project requirements.

Features and benefits:

  • Individually pressed from sheet aluminium to create the appearance of a structural steel member.
  • Sustainable.
  • Low maintenance.
  • 100% recyclable.
  • 25-year guarantee.


Suitable for a variety of applications including:

  • Commercial offices.
  • Private housing.
  • Education and healthcare.

Standard product features


Aluminium sheet to BS EN 485, BS EN 515 and BS EN 573, Grade 1050 AH14.


Extruded Sigma fascia.

Thickness/ Gauge:

Fascia: 14 gauge (2 mm).

Method of jointing fascia:

Butt jointed with 3 mm expansion gap, secured with 3 mm pop rivet through pre-punched slot into profiled butt strap.



  • Direct fix: Can be fixed directly to timber or steel primary supports.
  • Plexus carcass system: A secondary support system may consist of only one or two pieces of galvanized steel angle, designed to incorporate appropriate tolerances and positioned to provide a straight and level substructure onto which the eaves system can be installed.

Hidden gutter:

Consult manufacturer for details of sizes, fixing etc.

Other requirements:

Preformed ventilation slots, slots sized to stop the ingress of nesting or winged insects, pre-cut holes for items such as waste vents can be incorporated into panels to eliminate site cutting. This can also be used with off-site assembly to integrate LED lighting or other components. Consult manufacturer for more information.

NBS Specification

NBS Create logo
This product is associated with the following NBS Create clause:
45-75-30/325 Metal finishing trims

Product specification

An important note about specifying



Dales Fabrications Ltd - Aluminium Eaves Products


+44 (0)115 9301521

Product reference

Extruded Sigma Fascia System


 - Depth:
[ ______ ]
 - Width:
[ ______ ]
 - Profile:
[ ______ ]
 - Finish:
[Mill finish]
[Syntha Pulvin polyester powder coating]
To BS 6496.
[Timber effect powder coating]


[ ______ ]


 - Type:
[Kwikfix planks]
[Perpendicular Kwikfix planks]
[Secret fix panels]
[Standard panels]
 - Finish:
[Mill finish]
[Syntha Pulvin polyester powder coating]
To BS 6496.
[Timber effect powder coating]


[Direct fix]
[Plexus carcass system]

Hidden gutter

[Not required]

Other requirements

[ ______ ]


[Pre-formed ventilation slots]
[Joint straps]
[Stop ends]
[Internal and external corners]
[Gable boxes ends]
[Apex pieces]
[Soffit end closures]
[Mitre cover strips]
[Monocoque supports]
[Tile support angle]

Manufacturer details

Crompton Road Industrial Estate,
Derbyshire, DE7 4BG
Tel +44 (0)115 9301521
Fax +44(0)115 9307625
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