Foam Board in White, Black, 3mm, 5mm, 10mm. Best quality Foamboard – graphicsdirect.co.uk
Paper Gourmet - Foam Boards manufacturer and stationery specialists
R-2.9, 0.75-in x 4-ft x 8-ft Faced Polystyrene Garage Door Board Insulation in the Board Insulation department at Lowes.com
25 Pack Foam Core Board 24 x 36 Inch Foam Core Backing Board Sheet 3/16 Inch Thickness Polystyrene Poster Board for Presentations Signboards Arts and Crafts Framing Display Projects (White) : Amazon.co.uk:
Atlas Roof Eifs Foam Board 3/4" X 2' X 4' 26 Pc/Bag - Smalley & Company | Smalley & Company
12 Pack Set Acoustic Foam Panels, Studio Wedge Tiles, 2" X 12" X 12" Acoustic Foam Sound Absorption Pyramid Studio Treatment Wall Panels : Amazon.co.uk: Musical Instruments & DJ
25 Pack Foam Core Board 24 x 36 Inch Foam Core Backing Board Sheet 3/16 Inch Thickness Polystyrene Poster Board for Presentations Signboards Arts and Crafts Framing Display Projects (White) : Amazon.co.uk:
Foam Core Backing Board 3/8" White 24x36-100 Pack. Many Sizes Available. Acid Free Buffered Craft Poster Board for Signs, Presentations, School, Office and Art Projects : Amazon.co.uk: Stationery & Office Supplies
Owens Corning FOAMULAR 3/4 in. x 4 ft. x 8 ft. R-4 Tongue and Groove Rigid Foam Board Insulation Sheathing 37L - The Home Depot