VLW Type III Lightweight Underlayment

MIL-PRF-3135, Type I, Class 2
MIL-PRF-3135, Type II, Class 2

Synthetic resin emulsion concrete that is trowel-applied to form a seamless, non-Very Lightweight Underlayment (VLW )  is a 100% solids epoxy resin base mixed with a very lightweight aggregate to form a trowel applied decking underlayment for general use under all deck covering materials.  Due to the rapid cure of VLW Lightweight Underlayment, it can be installed with minimum downtime.  It can be applied directly to clean metal or steel. It offers every advantage of lightweight filler sloping/leveling compound for quick turnover maintenance and/or repair installations.

Typical uses:

VLW Lightweight Underlayment can be used to level or slope a deck and provide a smooth even surface over metal, aluminum or steel for subsequent application of any deck covering problems:

  • Galleys
  • Sculleries
  • Bake shops
  • Washrooms
  • Laundries


  • Military Marine Craft Underlayments
  • Submarines
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Order a sample for your project, or get in touch with one of our experienced product and application specialists.