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Armourplan SM120 is a 1.2 mm thick polyester-reinforced PVC single ply roofing membrane suitable for use in a wide range of roofing applications on both flat and sloping roofs. The membrane can be installed onto most common substrates and is suitable for both new build and refurbishment installations and for specialist applications such as simulated metal roofs.

Armourplan SM120 can be either mechanically fixed using suitable IKOfix fastenings or adhered and forms a sleek skin on many types of roof application. All overlaps are heat welded using suitable hot-air welding equipment.

Features and Benefits:

  • Good UV resistance and durability.
  • Good mechanical properties and product performance.
  • Efficient and safe installation.
  • Secure seam welding quality.
  • Aesthetically pleasing finish.
  • Complete range of fixings and accessories available.

System components:

To complete the installation of Armourplan SM120, the system includes a wide range of accessories, including detailing and walkway membrane, cover strips, preformed corners and outlets, standing seam profile, pre-coated metal sheet for forming edge details, IKOfix fastening systems and termination bars, insulation and vapour control layers, adhesives, cleaners, sealants and rooflights.

Standard product features


20 m.



- Reinforcement:

Polyester knitted fabric.

NBS Specification

NBS Create logo
This product is associated with the following NBS Create clause:
45-65-50/330 Fabrics for tensile applications

Product specification

An important note about specifying



SIG Design & Technology


+44 (0)1509 505714

Product reference

Armourplan SM120


[1.06 m]
[1.50 m]
[2.12 m]


[Mid grey]

Manufacturer details

Mannheim House,
Gelders Hall Road,
Leicestershire, LE12 9NH
Tel +44 (0)1509 505714
Fax +44 (0)1509 505475
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