Elastoseal® HD

Elastoseal® HD

Elastoseal® HD is a tough elastomeric tanking membrane.  It consists of heavy duty, waterborne modified neoprene that may be reinforced with a non-woven polyester fabric. Elastoseal® HD is a composite seamless membrane designed for waterproofing areas subject to ponding and immersion. VOC Content of Elastoseal® HD is below the maximum VOC Content for Architectural and Interior Sealants as required by Green Star Office Design V2, V3, Office Interiors V1.1, and APAS D181.

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  • Features & Benefits
  • Areas of Use

Features & Benefits

  • 1300% elongation to allow structural movements
  • Excellent adhesion to substrates
  • Good chemical resistance
  • Easy to repair
  • Reinforce for mechanical strength & puncture resistance
  • Water run-off is non-toxic
  • Remains permanently elastic
  • Does not contain isocyanates
  • 24 hour cure

Areas of Use

  • Basement car parks
  • Plaza areas
  • Retaining walls
  • Landscaped decks
  • Planter boxes
  • Grey water & sewerage tanks
  • Roof areas subject to regular ponding
  • Decorative pools


Consistent with the 50 year history of Crommelin, our management team is committed to providing all customers with sound technical advice, innovative products and acceptance of responsibilities associated with our specifications and systems. Warranties of up to 15 years are issued following Quality Assurance procedures. They consist of tailored specifications, maintenance schedules and on site support. Please contact Crommelin for further information.

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