Flat Stock and Sub-Grade Insulation

Ground gas below grade protection. Code compliant air, vapour and radon barrier and high performance insulation combined. Rugged, flexible and durable. Up to 40 psi compressive strength.

Flexible and durable. No Poly required. Ideal for curved walls and ceilings. Innovative Passive House designs incorporate MPI as an integral component of the air, vapour barrier and insulation system.