Type IV Polystyrene Insulation Board - 1" x 48" x 96"

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 R-value of 5 per inch of thickness. NOTICE: This item is excluded from free freight program. Please call your sales representative or customer service for freight quote.

R-value of 5.0 per inch of thickness. More moisture resistant than standard EPS. Retains its insulating properties over time.