CorkPLUS 250 - Sound Control Underlayment

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CorkPLUS 250 is a 2.5mm thick agglomerated cork and recycled EVA foam granule underlayment for impact noise reduction when used under LVT, floating LVT systems, VET, VCT, felt & fiber backed sheet vinyl, and linoleum sheet goods. CorkPLUS 250 also helps to hide minor subfloor defects, improves walking comfort, helps floors feel warmer, and is non-absorbent which resists the growth of mold and mildew. Being made up of 85%+ recycled material, this is a great environmentally friendly option. 

CorkPLUS 250 is 2.5 mil thick x 42" wide and should be installed with a clear thin spread VCT adhesive. Available in 149 sq ft or 298 sq ft rolls.

Properties

  • Recycled content (LEED - MR 4)
  • 85% recycled content by weight (post industrial)
  • Rapidly renewing content (LEED - MR 7)
  • Consists of approximately 50% cork granules by volume
  • Density: 17-18 lb/ft cubed
  • Tensil strength: > 600 KPa
  • Compression @ 100 PSI: < 25%
  • Recovery: > 85%
  • Shore hardness: 51

Acoustic Test Results

ASTM E492 / E989
IIC 55-8" Concrete Slab - No Ceiling
Delta IIC 22 (ASTM-2179)
IIC-51-10" I-Joist wood frame/Gyp-Crete

ASTM E90 / E413
STC 55-8" Concrete Slab - No Ceiling
STC-53-10" I-Joist Wood Frame/Gyp-Crete

Please select what size roll you want with the options above.

Priced per roll.

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