Home > Companies > IKO PLC > Hyload Tanking Membrane Gastite SA

Cold-applied, self-adhesive membrane for protecting structures against the ingress of moisture and methane and radon gases, comprising a specially developed high strength composite film laminated to a self-adhesive polymer modified compound. When used in conjunction with Gastite DPC and preformed cloaks the membrane forms a complete gas-resistant system.


  • Laminated metal foil and modified bitumen compound provides dimensional stability, high tear strength, puncture and impact resistance.
  • One layer application.
  • Cold applied: No heading equipment required, so increasing site safety.
  • Factory-controlled thickness.
  • Specification compliant with the requirements of BS 8102.
  • Can be used as a damp proof membrane.

Standard product features


  • Roll width: 1000 mm.
  • Nominal thickness: 1.2 mm.

Methane gas permeability:

0.09ml/m² per 24 hours.

Moisture vapour transmission rate:

0.1 g/m² per 24 hours.

NBS Specification

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This product is associated with the following NBS Create clause:
45-65-50/304 Bitumen sheets

NBS Specification

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This product is associated with the following NBS clauses:

Product specification

An important note about specifying





+44 (0)1257 255 771

Product reference

Hyload Tanking Membrane Gastite SA


One coat IKOPro SA Bitumen Primer


[Not required]
[Hyload DPC Jointing Tape, Product code: 29510000]
[Hyload preformed cloaks]
[Ruberoid DPC Jointing Tape]
[Hyload Protection Board, Product code: 84300000]
[PlasDrain 12 Geocomposite Drainage layer, Product code: 79800000]

Manufacturer details

Appley Lane North,
Appley Bridge,
Lancashire, WN6 9AB
Tel +44 (0)1257 255 771
Fax +44 (0)1257 252 514
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NBS National BIM Library