Kingspan GreenGuard® Type IV XPS Insulation Board comprises closed–cell extruded polystyrene (XPS) with a minimum compressive strength of 25 psi. It has high water resistance and 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.
- Its extruded polystyrene construction provides superior moisture resistance
- Since it does not absorb moisture, it retains its insulating properties over time
- Available in 1" x 4' x 8' and 2" x 4' x 8' lengths
- Sold by the sheet
Available for in-store pick-up or local delivery only. Call us for special requests.
