Interdens™ products produced by Dr. Wolman GmbH are generally used for interior applications, that experience limited exposure to moisture.

The Interdens ™ range of products consists mainly of phosphate-based fire protection materials that have gained a first-class reputation through their outstanding capabilities and excellent insulating properties. The resultant foam from these products are considered to expand without pressure.

The range contains the following selection of products:

  • Interdens Type 5
  • InterdensTM Type 15
  • Interdens™Type 36




  • Interdens F
  • Interdens F-M1
  • Interdens Heatseal




Additional information regarding sizes and availability can be obtained by contacting our office for details.