Prism One

CeraZorb HD 2ft X 4ft Insulating Synthetic Cork Underlayment

CeraZorb HD (High Density), available from 5 pack to 30 pack, is a synthetic cork underlayment that is light weight, up to 25 times lighter than traditional 1/4" backer board. Can be installed on top of a subfloor and below a heating element. It is recommended when installing an electric floor heating system over a concrete slab to prevent heat loss. It’s a very resilient underlayment with compressive strength of 34 psi at 10% deformation.

Product Summary
  • Color: Grey
  • Thickness: 5mm (3/16in)
  • Material: Synthetic Cork, Hemi-Crystalline thermoplastic
  • Credible acoustical and crack suppression
  • Heat and cold resistant and will not rot, support mold and mildew or absorb moisture
  • Can be set under ceramic tile and natural stone flooring, luxury vinyl tile and other acceptable sub floor
  • Commercial Grade: Yes
  • Warranty: 5 Years
Download the Installation Instructions

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