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A glass tissue reinforced, polyester fleece-backed, plasticized polyvinyl chloride (PVC-P) single ply roofing membrane. Armourplan PSG offers enhanced mechanical properties over standard PVC membranes, and is completely UV-stable throughout. It forms a sleek skin on many types of roof application and can be adhered onto most common substrates using Spectrabond Low Foaming PU adhesive or IKOpro Sprayfast FMA adhesive.

Features and benefits:

  • High 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.
  • CE marked.


Suitable for use in a wide range of roofing applications on both flat and sloping roofs for both new build and refurbishment installations, and for specialist applications such as simulated metal roofs.

To complete the installation of Armourplan PSG, 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. Consult manufacturer for further details.

Related literature

The following content references this product:

Standard product features


Plasticized polyvinyl chloride (PVC-P) with glass tissue reinforcement.

Fleece backing:

120 g/m² non-woven polyester.


1.2 mm.

Roll size:

20 x 2.12 m (l x w).


1700 g/m².

Technical characteristics:

  • Tensile strength (to BS EN 12311-2) 800 N/50 mm (±20%).
  • Elongation at break (to BS EN 12311-2): 150% (±20%).
  • Tear resistance (to BS EN 12310-2): >150 N.
  • Peel strength of joints (to BS EN 12316-2): >200 N/50 mm.
  • Shear strength of joints (to BS EN 12317-2): >500 N.
  • Hail resistance (to BS EN 13583): 30 m/s.
  • Nail tear (to BS EN 12310-1) 500 N.
  • Impact resistance (to BS EN 12691): 10 KPa.
  • Static load (to BS EN 12730): 20 kg.
  • Dimensional stability (to BS EN 1107-2): ≤0.5% (six hours at 80°C).
  • Flexibility at low temperatures (to BS EN 495-5): -30°C.
  • External exposure to fire: To BS EN 476-3: Ext F.AB; to BS EN 13501: T4 – Pass.
  • Water tightness (to BS EN 1928 method B): Pass.
  • Minimum overlap: 60 mm.
  • Minimum welding width (automatic): >30 mm.
  • Minimum welding width (hand welder): >60 mm.
  • Welding temperature: 385–450°C.
  • Recommended welding speed (automatic welder): 1.8 m/min.

NBS Specification

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This product is associated with the following NBS Create clause:
45-65-50/363 Polymeric membranes

Product specification

An important note about specifying



SIG Design & Technology


+44 (0)1509 505714

Product reference

Armourplan PSG


[Mid Grey (nearest RAL 7046)]
[Slate Grey (nearest RAL 7015)]

Manufacturer details

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