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DOW
2" x 2' x 8' Styrofoam™ Tongue and Groove Insulation
QXO product C-458222 · 1 options
Selected: DDP TONGUE&GRV 2.0" 2X8 25PSI
QXO SKU 458222 · Product number DDP20S28T
Free, no-obligation quote. Our team confirms local availability, required quantities, compatible components, and installation pricing.
Selected option specifications
- UOM
- PC|SQ
- Item Weight
- 4.56
- Algae Resistance
- No
- Applicable Standards
- ASTM C578, Type IV International Residential Code (IRC) International Building Code (IBC) Energy Star FM Approved UL Classified Calif. Std. Reg. # CA T064 Florida Building Code FL 3835
About this product
STYROFOAM™ Brand Tongue and Groove Insulation feature's tongue & groove edges on all four sides or less and on the long edges of all other boards. The lightweight, moisture-resistant and thermally efficient Type IV extruded polystyrene foam insulation is suited for a wide range of residential and commercial construction applications.


