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1" x 4' x 8' Styrofoam™ Scoreboard (25 psi) ST-100 Insulation
QXO product C-695691 · 1 options
Selected: Grey
QXO SKU 695691 · Product number DDP10S48SB25GR
Free, no-obligation quote. Our team confirms local availability, required quantities, compatible components, and installation pricing.
Selected option specifications
- UOM
- SQ|PC
- Item Weight
- 4.16
- Applicable Standards
- ASTM C578, Type IV ASTM C518 ASTM D1621 ASTM C272 ASTM E96 ASTM D696 ASTM C203 ASTM D2126 Meets IBC/IRC Requirements ICC-ESR 4755 UL Classified D369 ASTM C1289 ASTM E84
About this product
DuPont™ Styrofoam™ Brand Scoreboard ST-100 Insulation is a grey, extruded polystyrene foam insulation board that is scored longitudinally on 16" and 24" centers, making it easy to size to commonly used widths, cut and install. It has excellent insulating characteristics, high resistance to water and water vapor, exceptional compressive strength and long-term durability. Styrofoam™ Brand Scoreboard™ ST-100 Insulation is designed for use in exterior cavity wall and foundation applications. Like all Styrofoam™ Brand Extruded Polystyrene products, Styrofoam™ Brand Scoreboard ST-100 resists moisture to deliver a stable R-value over the long term.

