Get to the Core of Energy Efficiency

Energy efficiency is at the core of STYROFOAM SISâ„¢ Brand Structural Insulated Sheathing. With its closed-cell, moisture-resistant rigid polyisocyanurate foam insulation, Dow's innovative three-in-one solution achieves significant insulation values (R3.0 for 0.5" and 5.5 for 1") and provides better thermally engineered walls that help reduce energy consumption and greenhouse gas emissions.
Whether used as braced wall panels integrated with other rigid insulated sheathing or as continuous structural insulated sheathing over the entire wall line, STYROFOAM SISâ„¢ Brand Structural Insulated Sheathing helps meet sustainability objectives thanks to:
- Long-term, stable thermal performance (calculate potential energy savings right now)
- Reduced air infiltration and moisture intrusion
- Up to 80 percent post-consumer recycled content
Energy-efficient STYROFOAM SIS™ Brand Structural Insulated Sheathing can also help meet state energy-efficiency codes and may qualify for federal or state energy tax credits.
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Ready to make a difference without a big change? We're braced for your questions.


