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Below Grade Waterproofing with Nudura ICF

Below-grade waterproofing is critical to the long-term performance of any structure. In addition to a complete line of compatible primers, drainage, protection courses and sealants, Tremco and Nudura together as part of Tremco Construction Products group (CPG) are uniquely positioned to be your single source for high-performance solutions for all six sides of the building enclosure. From the foundation to the roof, and everything in-between.

Building with Nudura Insulated Concrete Forms (ICF) allows for an expedited construction schedule while offering an ecofriendly structure with substantial benefits that contribute to long-term energy savings.


TREMdri™ 160 is a flexible waterproofing membrane, roller-applied or spray-applied to seal out water penetration on Nudura ICF walls.

Features & Benefits

  • Seamless monolithic weatherproofing membrane
  • Exceptional ability to hang on the ICF wall and build targeted thickness, spanning below grade foundation wall cracks of up to 1/8’’ (3 mm) with a cured thickness of 60 mils
  • Extreme durability with exceptional elongation and crack-bridging characteristics
Nudura Waterproofing Membrane / TREMdri™ 540

Nudura Waterproofing Membrane / TREMdri™ 540 is a self-adhesive waterproofing membrane specifically designed for below grade dampproofing or waterproofing applications.

Features & Benefits

  • Manufactured to a preset, uniform thickness that provides consistent and uniform coverage
  • Primerless dampproofing when applied over Nudura ICFs
  • When used as a waterproofing application, the full surface is required to be primed with the Nudura membrane primer prior to application


An extruded, hollow-core polypropylene/ polythylene copolymer board commonly used in residential waterproofing which provides protection from normal construction traffic or waterproofing membrane.


An optional drainage, protection and insulation board designed for use with a residential spray-applied waterproofing membrane.

Nudura Membrane Primer

Polymer emulsion-based primer designed to improve the adhesion of self-adhesive waterproofing membranes on most substrates. Particularly recommended when the use of solvent-based primer is not advised.

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