Typically sold as sheet insulation in a standard size of 4 feet by 8 feet, foam insulation panels can help you reduce energy costs, get a handle on moisture control and more.

Polystyrene Sheets Economical sheets for short-term blocking and bracing. Water-resistant, high-density foam is rigid yet lightweight. Line boxes for added protection on fragile and …

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Polystyrene sheets: the ultimate material for DIY projects, crafts, and custom creations. Find the perfect thickness and color for your needs.

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Polystyrene (PS) / ˌpɒliˈstaɪriːn / is a synthetic polymer made from monomers of the aromatic hydrocarbon styrene. [5] Polystyrene can be solid or foamed. General-purpose polystyrene is …

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IDI: Insulation Distributors Inc. is Americas wholesale spray foam insulation supplier. We offer next day delivery, trainings, expertise and more. Learn more about IDI.

Easy installation Would Recommend Easy to install Memory December 18, 2025 From R- 1.88 , 0.5-in x 4-ft x 8-ft Faced Expanded polystyrene Board Insulation Verified Purchaser

Polystyrene is the ultimate material for DIY enthusiasts. Discover a wide selection of sheets, boards, and blocks perfect for arts, crafts, displays, and more.