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R-Max 2in x 4ft x 8ft Polyiso Rigid Foam Insulation Board Thermasheath 3

Product code: 1117
  • Buy 20 for $49.02 each and save 2%
  • Buy 40 for $48.31 each and save 3%

Quick Overview:


Rmax Thermasheath-3 is an energy-efficient thermal insulation board composed of an environmentally sound closed-cell polyisocyanurate (polyiso) foam core bonded to reinforced aluminum foil facers on each side. This insulation is suitable for use in walls, ceilings and some limited roofing applications in new construction for commercial, residential, agricultural and industrial buildings and in thermal retrofit construction within existing buildings. Thermasheath-3 is available in 1/2" to 4-1/2" thicknesses, as well as, several different lengths.Thermasheath-3 is ENERGY STAR approved.

Size: 2in x 4ft x 8ft

R-Value: R-13.1

Sq Ft/Sheet: 32

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