![Recently brought this PIR insulation foam board, knife and hot wire struggle to cut through anyone have any suggestions? (Based in UK) : r/TerrainBuilding Recently brought this PIR insulation foam board, knife and hot wire struggle to cut through anyone have any suggestions? (Based in UK) : r/TerrainBuilding](https://i.redd.it/ds8fd0lunbu81.jpg)
Recently brought this PIR insulation foam board, knife and hot wire struggle to cut through anyone have any suggestions? (Based in UK) : r/TerrainBuilding
![15 x 12 x 2'' Pink Insulation Foam Thick Foam Insulation Board Insulating XPS Foam Board Insulation Panels for Craft or Window Wall Ceiling Coverings Home Improvements Projects (4) - Amazon.com 15 x 12 x 2'' Pink Insulation Foam Thick Foam Insulation Board Insulating XPS Foam Board Insulation Panels for Craft or Window Wall Ceiling Coverings Home Improvements Projects (4) - Amazon.com](https://m.media-amazon.com/images/I/71leFlgIOYL._AC_UF894,1000_QL80_.jpg)
15 x 12 x 2'' Pink Insulation Foam Thick Foam Insulation Board Insulating XPS Foam Board Insulation Panels for Craft or Window Wall Ceiling Coverings Home Improvements Projects (4) - Amazon.com
![1 Inch Thick Foam Board Sheets - 6 Pack 17x11 Inch Polystyrene Rectangles for DIY Crafts, Insulation, Sculptures, Models (White) - Walmart.com 1 Inch Thick Foam Board Sheets - 6 Pack 17x11 Inch Polystyrene Rectangles for DIY Crafts, Insulation, Sculptures, Models (White) - Walmart.com](https://i5.walmartimages.com/seo/1-Inch-Thick-Foam-Board-Sheets-6-Pack-17x11-Inch-Polystyrene-Rectangles-for-DIY-Crafts-Insulation-Sculptures-Models-White_01023d0b-ff07-4546-b070-0944fae6e5b2.5cf9e42ade098cd1151bcb9028721796.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)