Recently brought this PIR insulation foam board, knife and hot wire struggle to cut through anyone have any suggestions? (Based in UK) : r/TerrainBuilding
Foam Board - Bazicstore
10mm A0 White Foamboard Pack of 5 Sheets | Prizma Graphics
DURAL Durabase XPS 32 in. x 48 in. x 1/2 in. Foam Backer Board Underlayment (Package of 9 - 96 sq. ft.) TILUXBD-3248125 - The Home Depot
Amazon.com : Westfoam 10mm A1 Foamboard - White (Boxed Pack of 5 Sheets) : Office Products
A1 Foam Board Printing and Mounting | Nevex Printing Centre