TekFoil Foil/Bubble/White Poly
Specially designed for installation under concrete floors to break the thermal bridge between the slab and the ground, and to reduce the number of expansion joints. F/BB/WP, F/B/WP will replace up to two inches of expanded polystyrene under concrete. Primary Uses: • Effective as a vapor barrier. • Works under wood, concrete, vinyl and aluminum siding. • Acts as a radon barrier. • Doubles the effectiveness of radiant heating systems.
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