Commercial Services

4 Aluminium Ltd offer a wide range of commercial aluminium glazing solutions using both Comar Architectural Aluminium Systems & Smart Architectural Aluminium Systems latest product range of windows, doors, curtain walling & entrances.

Aluminium doors are available in both non-thermal and polyamide thermally broken to meet the specification of the project


  • Anti-finger trap entrance doors (non-thermal & thermal)
  • Auto doors (swing & slide)
  • Rebated doors
  • Fire escape / panic bar

Aluminium curtain walling is available in both low & high rise this versatile product can incorporate windows, doors and solar shading to meet the specification of the project


  • Low rise curtain walling
  • High rise curtain walling
  • Facetted / curved
  • Capped / Structural glazed

Aluminium windows are polyamide thermally broken to achieve the highest u-values. Window styles include:


  • Casement (top hung & side hung)
  • Tilt & turn
  • Bottom hung open in
  • Centre pivot (horizontal & vertical)
  • Heritage (Crittall replacement)

  • Sliding windows (horizontal & vertical)

  • Top swing

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