
GreenGuard LG XPS Drainage Channel Insulation Board
Low GWP formula, min compressive strength of 40 or 60 psi & 5 R-value





GG25-LG XPS Insulation Board comprises closed–cell Type IV extruded polystyrene (XPS) with a minimum compressive strength of 25 psi. Produced with a blowing agent blend for GWP of less than 50. It has high water resistance & an R–value of 5.0 per inch of thickness. It retains its insulating properties over time. Use this insulation for below slab, cavity wall, and foundation applications. Available in a square edge board, ship–lap edge board, pre-cut 16-inch wide board, and a score board.
Product Highlights
ASTM C578 Type IV XPS Insulation Board
Blowing agent blend for GWP of less than 50
More moisture resistant than standard EPS
Retains its insulating properties over time

Retains insulating properties over time. Ideal for below slab, cavity wall, and foundation applications.