HYDRAMAT® Waterproofing Membrane

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98.4 sq. ft., 323 sq. ft., or 646 sq. ft. rolls

HYDRAMAT is formed in a variety of shapes for easy installation. Available in inside and outside corners, piping collar, and seaming tape (available in 16.4 LF and 98.5 LF).


PROFLEX® HYDRAMAT® is a 3-ply waterproofing membrane designed to waterproof interior subfloors and walls under thinset tile applications. It can be installed directly over any cleaned and prepared surface including concrete, plywood, gypsum, cement board, or OSB board. The unique product construction sandwiches a polyethylene membrane between two polypropylene nonwovens to create an impermeable, waterproofing system that stops water from damaging the structure.


  • 100% waterproof guarantee
  • Mold and mildew resistant
  • Can be applied directly over clean subfloor
  • Easy and quick installation
  • Install with a non-modified mortar, modified mortar
  • ICC-ES PMG Report – PMG-1123

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