Dow STYROFOAM™ Tongue and Groove Insulation Board (Blue Board) 4 ft by 8 ft Sheet, 1" Thick, R value 5.0
Dow STYROFOAM™ Tongue and Groove Insulation Board (Blue Board) is a nonstructural, rigid board insulation manufactured of Extruded Polystyrene Foam (XPS). It features a tongue and groove edge on the long edges to ensure a tight fit with the adjacent board. Suitable for a wide range of residential and commercial construction applications Dow STYROFOAM™ Tongue and Groove Insulation Board enhances energy efficiency, and reduces condensation. By covering existing wood framing, and cavity areas Blue Board gives you a continuous insulation barrier that can increase effective R-value by up to 20%. Blue Board's closed cell structure resists moisture penetration and protects underlying materials from water damage. When used in combination with construction tape and Great Stuff sealants Dow STYROFOAM™ insulation board becomes an effective barrier against air leakage and infiltration.
Prices are for a single truckload delivery.
Shipment consists of multiple bundles. Bundles are 48" w x 96" l x 96" h and contain 96 sheets each.
Blue Board Specifications
- Thickness: 1.0 inch
- Sheet Size: 4' x 8'
- R Value: 5.0
- Edge Shape: Tongue & Groove
Using Blue Board
Instructions for Use
Fasten Boards using nails, screws or staples with large diameter heads or washers; make sure to allow 3/4" to 1" penetration into substrate. Suggested fastener spacing is 12" oc along perimeter and 16" oc within the board. Dow suggests installing 4' x 8' insulation sheets vertically and 2' x 8' insulation sheets horizontally. Once Panels are fastened, seal exterior openings using Great Stuff Enerfoam and use Weathermate Construction Tape to cover seams to reduce air infiltration.
Dow STYROFOAM™ Insulation meets IBC/IRC requirements for foam plastic insulation. See ICC-ES ESR-2142. UL Classified, see Classification Certificate D369. Dow STYROFOAM™ Insulation is combustible: Protect from high heat sources. Local building codes may require a protective or thermal barrier.
Additional Sizes of Blue Board.
If you need other quantities or sizes of Blue Board, just call us at 888-223-3050.
4, 8, & 12 Bundle Quantities will ship by flatbed truck.
Bundles are 48" w x 96" l x 96" h. Receiver must be prepared to unload bundles from truck.
For shipping on full bundle quantities other than listed, Please contact us at 888-223-3050.