HALO SUBTERRA PLUS
Wont crack, wont break, no matter what!

Watch the video below for proof

Halo® Subterra® does all of this because it’s designed with a high-performance Graphite Polystyrene (GPS) foam core that’s laminated on both sides with a tough cross-woven laminate layer:

The Genius of Halo® Subterra®’s Graphite Polystyrene Foam Insulation Board Core

Graphite Polystyrene is created by infusing high-purity graphite particles into polystyrene beads, thereby creating a dark gray foam board insulation that offers significantly improved energy efficiency.

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