Chemical Compatibilities & Other Manufacturers’ Products

Particular care shall be taken to ensure that certain materials and substances do not come into contact with Monarplan membranes. The following brief list of products are not compatible with Monarplan PVC roofing membranes (amongst others):

  • Bitumen 
  • Tar 
  • Polystyrene 
  • Fats 
  • Oils and crude oil products 
  • Solvents.

For confirmation of any other material compatibility queries, please contact Icopal’s Technical Services Department.

Other manufacturers’ products

The use of other manufacturers’ materials and accessories which become an integral part of the water proofing system shall be avoided.  As an exception to this rule Icopal can individually approve other materials for a single project.


  • Rainwater outlets 
  • Ready-made accessories 
  • Adhesives

This clause also refers to membranes and fleeces which are attached to the Monarplan PVC roofing membranes by bonding or weight of ballast or roof plant.


  • Walkway sheets or pads,
  • Anti-slip sheets, protection mats placed beneath roof plant & equipment,
  • Mats of granulated rubber or other anti-vibration materials.

Prior to installation, the chemical compatibility must be proven and the product has to be approved by Icopal or supplied by them.

    Contact Us

    Contact Us

    +421 36 756 39 47



    01908 015760
    (UK office)


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