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Atlas EPS 1" x 4' x 8' 2 lb EPS Beadboard Insulation

Brand: Atlas EPS Mfg#: 2#
Product#: 520EPS21
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Atlas Roofing EPS Beadboard, 1 in Thick, 4 ft Width, 8 ft Length, Polystyrene Sheet, 2 lb Density


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


  • Brand: Atlas EPS
  • Product Line: Beadboard
  • Standards: ICC-ES ESR-1962, UL BRYX.R16529
  • Material: Polystyrene Sheet
  • Density: 2 lb
  • Thickness: 1 in
  • Length: 8 ft
  • Width: 4 ft
  • Usage: For Knock-Outs in Precast Concrete, Slab Insulation and Footing