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Triplast Expanded Polystyrene Foam Sheets EPS 70 (6 Sheets, 1200 x 600 x 50mm Each) - BBA Certified Wall & Floor Insulation Board - Box Lining & Packaging Foam Board - White Blocks for DIY Projects
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Best 50mm Polystyrene Sheets Deals Online in the UK (10 Deals Found)

Last Updated - 02/05/2026 Sort By:
Top relevant Discount Price (lowest first)

10 50mm Polystyrene Sheets deals are available from: Amazon stores, starting from £15.00.
The biggest discount we found is 10%% on Triplast Expanded Polystyrene Foam Sheets EPS 70 (6 Sheets, 1200 x 600 x 50mm Each) - BBA Certified Wall & Floor Insulation Board - Box Lining & Packaging Foam Board - White Blocks for DIY Projects at Amazon.
The lowest price we found is £15.00 while the highest is £141.19.
Prices for the best 50mm Polystyrene Sheets deals average at £77.85.
Last updated on May 2, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for 50mm Polystyrene Sheets.