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1/2" x 3" Gray Expansion Board (Sold by the Foot)

Mfg#: 104HB1230
Product#: 104HB1230
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Homex Expansion Board, 0.5 in Thick, 10 ft Length, 3 in Slab Width, Gray


  • Easy to install cleanly without misalignment
  • No asbestos
  • Cleaner than asphalt
  • Lightweight, non-bituminous and pre-formed, retains resiliency at any temperature, protected against termites, rot and fungi
  • Will not split when nailed
  • Compatible with polymerized sealants


  • Color: Gray
  • Thickness: .5 in
  • Slab Width: 3
  • Length: 10