Owens Corning FOAMULAR®  extrudedpolystyrene insulation is ideal for wall furring, perimeter/ foundation, cavity wall, crawlspace, pre-cast concrete, under slab, sheathing and other applications (Not approved for roofing).

VLCS has a large stock of Foamular 150 and 250 in 1″, 1 ½” and 2″ thickness. Foamular400, 600 and 1000 are also in stock in a limited quantity and of course are available as a special order. Some restrictions apply.


ULTRA CONCRETE BARRIER rFOIL™ is an insulation material engineered specifically for use underneath concrete. It dramatically improves the performance of radiant heating systems and provides enhanced temperature maintenance for concrete floors. ULTRA CBF is the only insulation with a patented Bubble/FOIL/Bubble configuration on the market.

Installing Ultra CBF can result in noticeably warmer floors, faster slab response times and reduced BTU consumption of radiant heating systems. Sealing seams with TVM White Poly Tape ensures a uniform insulator, and vapor barrier.

More Info