SIKA Index Fidia Plain Black 3mm Roll

Index Fidia Polyester is an APP modified bituminous roof membrane, torch applied, flexible at -10°C . It is reinforced with a dimensionally stable non-woven polyester stabilized with fiberglass. The underside has a polyethylene burn-off film for easy application. The top surface finish is talc to be used as base sheet in multilayer systems. Thickness: available with 3,0; 4,0 and 5,0 mm.


Roof Waterproofing membrane for:

  • Flat roofs under protective layers or ballast
  • Balconies and terraces under tiles
  • As a base sheet in a double layer roofing system
  • Protection of various substrates in a wide range of applications


  • Good watertightness;
  • Good elongation and cold flexibility;
  • High mechanical properties (tensile, tear, shear);
  • Good resistance to impact;
  • Easy to install by torching method;
  • Choice of primers to suit substrate and weather conditions.


Sika Index Fidia PDS