Dual-purpose air seal and moisture barrier tape




BUTYL TAPE DS100 is a dual-purpose air seal and moisture barrier tape developed especially for sealing lap joints on VOLDRAIN ICD (Internal Cavity Drain) applications, VOLSHEET DPC, and VOLSHEET GB.


BUTYL TAPE DS100 has been subjected to a rigorous programme of field trials and independent testing in order to meet the needs of both specifier and contractor.


Test results obtained from the BRE confirm that BUTYL TAPE DS100 provides a robust and effective means of sealing lap joints in external and internal tanking installations.



  • Sealing lap joints of VOLTEX® DS
  • VOLDRAIN ICD membrane installations
  • Gas barrier membrane applications


 Butyl Tape DS100 in use with Voltex DS


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