![Insulfoam R-7.7, 2-in x 4-ft x 8-ft Faced Polystyrene Garage Door Board Insulation in the Board Insulation department at Lowes.com Insulfoam R-7.7, 2-in x 4-ft x 8-ft Faced Polystyrene Garage Door Board Insulation in the Board Insulation department at Lowes.com](https://mobileimages.lowes.com/productimages/179c66b1-0560-4d87-a343-6ea27fda60f8/00424642.jpg)
Insulfoam R-7.7, 2-in x 4-ft x 8-ft Faced Polystyrene Garage Door Board Insulation in the Board Insulation department at Lowes.com
![Dow R-10, 2-in x 4-ft x 8-ft Faced Polystyrene Board Insulation in the Board Insulation department at Lowes.com Dow R-10, 2-in x 4-ft x 8-ft Faced Polystyrene Board Insulation in the Board Insulation department at Lowes.com](https://mobileimages.lowes.com/productimages/adb01fa8-d590-45bd-b571-89372243aef5/00682940.jpg)
Dow R-10, 2-in x 4-ft x 8-ft Faced Polystyrene Board Insulation in the Board Insulation department at Lowes.com
![Color PVC Board Foam 4X8 Polystyrene Foam Sheets - China PVC Foam Board, PVC Foam Sheet | Made-in-China.com Color PVC Board Foam 4X8 Polystyrene Foam Sheets - China PVC Foam Board, PVC Foam Sheet | Made-in-China.com](https://image.made-in-china.com/2f0j00UOolHqRBaEcr/Color-PVC-Board-Foam-4X8-Polystyrene-Foam-Sheets.webp)
Color PVC Board Foam 4X8 Polystyrene Foam Sheets - China PVC Foam Board, PVC Foam Sheet | Made-in-China.com
![Dupont 1-in 4 x 8 Grey Scoreboard Extruded Polystyrene Foam Insulation - Insulation - Arlington Coal & Lumber MA Dupont 1-in 4 x 8 Grey Scoreboard Extruded Polystyrene Foam Insulation - Insulation - Arlington Coal & Lumber MA](https://www.arlcoal.com/sm/product/13761/357654.jpg)
Dupont 1-in 4 x 8 Grey Scoreboard Extruded Polystyrene Foam Insulation - Insulation - Arlington Coal & Lumber MA
![STYROFOAM R-4, 0.78-in x 4-ft x 8-ft Residential Sheathing Faced Polystyrene Board Insulation in the Board Insulation department at Lowes.com STYROFOAM R-4, 0.78-in x 4-ft x 8-ft Residential Sheathing Faced Polystyrene Board Insulation in the Board Insulation department at Lowes.com](https://mobileimages.lowes.com/productimages/e60e6219-7ef1-4c79-b787-8c9735fcc059/00533312.jpg?size=pdhism)
STYROFOAM R-4, 0.78-in x 4-ft x 8-ft Residential Sheathing Faced Polystyrene Board Insulation in the Board Insulation department at Lowes.com
![R-10 (25 PSI) Owens Corning® FOAMULAR® NGX 250 Extruded Polystyrene Foam Board Insulation 2" x 4' x 8' - Scored Square Edge at Menards® R-10 (25 PSI) Owens Corning® FOAMULAR® NGX 250 Extruded Polystyrene Foam Board Insulation 2" x 4' x 8' - Scored Square Edge at Menards®](https://cdn.menardc.com/main/items/media/OWENS002/ProductMedium/1631292_NGX-1.jpg)
R-10 (25 PSI) Owens Corning® FOAMULAR® NGX 250 Extruded Polystyrene Foam Board Insulation 2" x 4' x 8' - Scored Square Edge at Menards®
![1-in x 4-ft x 8-ft Expanded Polystyrene Board Insulation in the Board Insulation department at Lowes.com 1-in x 4-ft x 8-ft Expanded Polystyrene Board Insulation in the Board Insulation department at Lowes.com](https://mobileimages.lowes.com/productimages/1868c01b-1b98-4d3b-b7e7-d75972812e73/00681253.jpg)