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How Much Do Polystyrene Sheets Cost?

Polystyrene sheet costs in South Africa vary depending on factors like density, thickness, and sheet size. Expanded polystyrene (EPS) is generally the most affordable option, making it a popular choice for everything from ceiling insulation to void formers in concrete slabs. Pricing is influenced by how much insulation or structural strength you need for your project, but polystyrene remains a cost-effective choice for a range of building and packaging applications.

What Determines the Price?

Several factors play a role in determining the cost of polystyrene sheets. Higher density sheets provide stronger support and better thermal performance, which can affect the price. Similarly, thicker sheets designed for underfloor insulation or load-bearing applications typically cost more than thinner sheets used for decorative or lightweight applications. Custom cutting or unique project requirements may also affect pricing.

Great Value for Your Project

Despite the variations in price, polystyrene sheets remain one of the best value-for-money insulation options in the market. They are lightweight, easy to handle, and can significantly reduce energy costs in your building over time. This makes them a smart choice for both residential and commercial construction projects looking to balance budget with performance.

Get Expert Advice and Quotes

Want to find the right polystyrene solution for your project? Our team can help you choose the best density, thickness, and size for your application, and we’ll provide tailored quotes to ensure you get the best value for your needs. Reach out today and let’s discuss how polystyrene can boost your project’s performance!

Nationwide Supply and Support

We supply EPS and XPS polystyrene sheets, blocks, and boards to Johannesburg, Cape Town, Durban, George, East London, Port Elizabeth, Nelspruit, and Bloemfontein—delivering exceptional quality and competitive pricing.

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Pine-Finish ISO Ceiling Boards

Retail & bulk national supply from:​

Johannesburg

Cape Town

Durban

Port Elizabeth

East London

George

Nelspruit

Bloemfontein​

Custom-Cut Polystyrene Sheets & Blocks

Custom-Cut Polystyrene Sheets & Blocks

Retail & bulk national supply from:

Johannesburg

Cape Town

Durban

Port Elizabeth​

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PolyWall - Polystyrene Wall Insulation Boards

Medium-Density Wall Insulation

Retail & bulk national supply from:

Johannesburg

Cape Town

Durban

Port Elizabeth​

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PolyVoid - Standard Size Polystyrene Void Formers

Standard Void Formers To Raise Concrete Slabs

Retail & bulk national supply from:

Johannesburg

Cape Town

Durban

Port Elizabeth​

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Warehouse ISO Ceiling Boards

Retail & bulk national supply from:​

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Johannesburg

Cape Town

Durban

Port Elizabeth

East London

George

Nelspruit

Bloemfontein​

Polystyrene Letters, Numbers, Shapes & Branding

Shapes, Letters & Numbers

Retail & bulk national supply from:

Johannesburg

Cape Town​​

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PolyRoof Polystyrene Roof Insulation Boards

High-Density Concrete Roof Insulation

Retail & bulk national supply from:

Johannesburg

Cape Town

Durban

Port Elizabeth​

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Polysttyrene Decking Blocks

Polystyrene Decking Blocks (Slabs)

Retail & bulk national supply from:

Johannesburg

Cape Town

Durban

Port Elizabeth​

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Standard Polystyrene Sheets & Blocks

Standard Size Sheets & Blocks

Retail & bulk national supply from:

Johannesburg

Cape Town

Durban

Port Elizabeth​

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High-Density Polystyrene Floor Insulation Boards

High-Density Polystyrene Floor Insulation

Retail & bulk national supply from:

Johannesburg

Cape Town

Durban

Port Elizabeth​

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Custom-Cut Polystyrene Void Formers

Custom Void Formers To Raise Concrete Slabs

Retail & bulk national supply from:

Johannesburg

Cape Town

Durban

Port Elizabeth​

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