Dow Styrofoam Brand Cavitymate Ultra - 2 in. x 16 ft. x 8 ft.

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DuPont Styrofoam Brand Cavitymate Ultra Extruded Polystyrene Insulation is an XPS foam insulation board with an R-value of 5.6 per inch. It features square edges on all four sides that makes it easy to fit between brick ties in cavity wall applications. DuPont Styrofoam Brand Cavitymate Ultra is a key part of the DuPont Ultra Wall System, which was developed in response to feedback from architects and masons in need of a consolidated system for cavity walls. The Styrofoam Brand XPS product line gives you the proven thermal and moisture performance of the original XPS, plus the product options you need to design and build energy-efficient, resilient structures all the way to the top. It’s lightweight and easy to install, which makes the job go faster. Available through our distributor network. When and where you need it, Styrofoam Brand is there.

Features & benefits

Lightweight and durable
  • Easy to handle, cut and install
  • Helps save time and money on site
  • Closed-cell structure
  • High moisture resistance
  • Keeps cavity temperature above dew point to prevent condensation
  • Long-term thermal performance
  • Convenient size
  • Easy to fit between brick ties
  • Meet all wet cavity needs