Styrofoam is a trademarked brand of closed-cell extruded polystyrene foam (XPS), commonly called "Blue Board", manufactured as foam continuous building insulation board used in walls, roofs, and foundations as thermal insulation and water barrier. A nonstructural, rigid board insulation manufactured of Extruded Polystyrene Foam (XPS). Dow Scoreboard is scored over 16" and 24" making it... Dow STYROFOAM™ Tongue and Groove Insulation Board (Blue Board) 4 ft by 8 ft Sheet,  1" Thick, R value 5.0 Those are just two different brands of extruded polystyrene. Blue foam board is manufactured by Dow Chemical Co., and it's marketed under the Styrofoam brand name. Dow Chemical’s STYROFOAM™ Brand Foam also covers a full range of foam products for the floral, craft and special events industries. The Styrofoam brand polystyrene foam, which is used for craft applications, can be identified by its roughness and the "crunch" it makes when cut. See more ideas about styrofoam, styrofoam crafts, crafts. 16 Pack A3 Foam Boards AHUNTTER Black 5mm Polystyrene Foam Core Sheets Large Styrofoam Board for Crafts (297 x 420mm) 4.1 out of 5 stars 12 £15.99 £ 15 . With an R-5 value per inch, the 2 in. Extruded polystyrene foam (XPS) also known as blue board or pink board comes in many different thicknesses and edge profiles. Focus on meeting your job deadlines, not sourcing materials! Dow Scoreboard is scored over 16" and 24" making it... Dow STYROFOAM™ Scoreboard Insulation Board (Blue Board) 4 ft by 8 ft Sheet,  2.0" Thick, R value 10.0 When insulating with rigid foam, even small inaccuracies can lead to gaps being left open, leading to air leaks. Dow STYROFOAM™ Insulation meets IBC/IRC  requirements for foam plastic insulation. Extruded Polystyrene Foam offers high, long-term R-value and excellent compressive strength. Styrofoam is the extruded foam of polystyrene, and you can also name it as Blue Board. DOW Scoreboard Foam Insulation, 4 x 8 ft, 1 in, R 5.0, Partial Truckload, DOW Scoreboard Foam Insulation, 4 x 8 ft, 1.5 in, R 7.5, Partial Truckload, DOW Scoreboard Foam Insulation, 4 x 8 ft, 2.0 in, R 10.0, Partial Truckload, DOW Tongue and Groove Foam Insulation, 4 x 8 ft, 1 in, R 5.0, Partial Truckload, DOW Tongue and Groove Foam Insulation, 4 x 8 ft, 1.5 in, R 7.5, Partial Truckload, DOW Tongue and Groove Foam Insulation, 4 x 8 ft, 2.0 in, R 10.0, Partial Truckload, DuPont™ Weathermate™ house wrap construction tape 1 7/8 x 165 feet, DuPont™ Weathermate™ House Wrap Construction Tape, 2-7/8" x 165 feet. Many styrofoam balls already have this line marked by the manufacturer. PRODUCT OVERVIEW. STYROFOAM brand scoreboard has a square edge treatment. Features excellent water resistance, high insulation value and superior compressive strength. [3] Dow acquired exclusive rights to use Munters' patents and found ways to make large quantities of extruded polystyrene as a closed cell foam that resists moisture. This material is light blue in color and is owned and manufactured by The Dow Chemical Company. 48/Pallet. XPS boards are acknowledged globally to be one of the best value-for … x 4 ft. x 8 ft. R-5 Scored Square Edge Rigid Foam Board Insulation Sheathing FOAMULAR Extruded Polystyrene (XPS) Rigid FOAMULAR Extruded Polystyrene (XPS) Rigid Foam Insulation offers a comprehensive line of products - choose the strength you need, from 15 to 60 PSI and exceptional moisture resistance. Please note:- our blue styrofoam is being replaced by dark grey, if you cannot find the size of blue you need, check the dark grey listings. WEATHERMATE™ Construction Tape from Dow is recommended to seal the joints and seams of WEATHERMATE™ housewraps and STYROFOAM™ insulated sheathings. 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