FiberDrain Drainage & Insulation Board

Ideal for well-drained soil

Mar-flex FiberDrain Board is a semi-rigid board made from inorganic glass fibers; its unique design promotes effective water drainage while still retaining the board’s R-Value.

Product Advantages

  • Available in thermal values/thickness of: R-3 =.75” ThickR-5=1.1875” Thick and R-10 =2.375” Thick
  • Meets the needs of builders, energy conscious home buyers and/or local building codes
  • Combines high R-value, drainage and protection into one product•Can be used in any geographical area and is compatible with all Mar-flex Waterproofing & Dampproofing products
  • Easy to handle
  • Easy to install