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Atlas EPS 5" x 1' x 8' 1 lb EPS Beadboard Insulation

Brand: Atlas EPS Mfg#: STF518
Product#: 436STF518
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SPECIAL ORDER ONLY – Call your local branch (see Location link above). Atlas Roofing EPS Beadboard, 5 in Thick, 1 ft Width, 8 ft Length, Polystyrene Sheet, 1 lb Density


  • While lightweight and resilient, it is also capable of supporting virtually any of the loads typically encountered on a roof
  • At the core of every EPS product is a state of the art expanded polystyrene, foamed-plastic insulation core
  • It is compatible with virtually every commercial, low-slope roofing system offered, with only a few exceptions
  • Custom sizes available lightweight, resilient and dissolvable commonly used for knock-outs in precast concrete and for footing and slab insulation
  • 1 to 2 lb nominal density, polystyrene sheets
  • Its unique closed-cell structure provides remarkable physical and thermal properties
  • This material has long-term, non-degenerative thermal properties (R-Value), excellent moisture resistance and dimensional stability


  • Brand: Atlas EPS
  • Material: Polystyrene Sheet
  • Density: 1 lb
  • Thickness: 5 in
  • Length: 8 ft
  • Width: 1 ft