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Polystyrene Manufacturer — Your complete EPS foam solutions partner. EPS foam experts for sustainable construction, packaging, and logistics. Alleguard’s EPS solutions are designed to meet the demands of modern roofing, offering unparalleled insulation and moisture management. By choosing EPS, you’re investing in sustainable, energy-efficient roofs that are built to last.
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ENVIROSHIELD FLAT INSULATION

Envirosheet is an economical rigid insulation board made from Expanded Polystyrene (EPS) offering a high R-value per dollar.

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FLAT & TAPERED ROOF INSULATION

Made from closed-cell Expanded Polystyrene (EPS), this insulation system is custom-manufactured to meet the unique slope and thickness requirements of each project.

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FLUTE FILL

An ideal way to provide additional stability to roofing assemblies. Customizable in flat cut or tapered cut, this is lightweight solution for standing seam metal roof systems offering high compressive strength, moisture resistance, and high R-value retention.

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FANFOLD ROOF COVERBOARD

Consisting of a high-quality EPS core with a laminate facer, Fanfold Cover Board is accordion-folded for ease of transportation, handling, and installation.

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