Take a look at these fresh spring savings. Shop Now >

Link to Lowe's Home Improvement Home Page

Prices, Promotions, styles, and availability may vary. Our local stores do not honor online pricing. Prices and availability of products and services are subject to change without notice. Errors will be corrected where discovered, and Lowe's reserves the right to revoke any stated offer and to correct any errors, inaccuracies or omissions including after an order has been submitted.

5k+ bought last week

Kingspan Insulation R- 5 , 1-in x 4-ft x 8-ft Unfaced Foam Board Insulation

Name: Kingspan Insulation R- 5 , 1-in x 4-ft x 8-ft Unfaced Foam Board Insulation
Brand: Kingspan Insulation
SKU: 5001939653
Price: 33.58 USD

Shop Kingspan Insulation

Stepper number input field with increment and decrement buttons

Best Price. Guaranteed

Find a lower price on an exact item? We'll match it. Some exclusions apply.

Learn More

FREE Returns

Return it in store or ship it back for free. Eligibility rules apply.

Learn More

FREE Shipping

Delivery is on us for orders over $45. Some exclusions apply.

Learn More

For use as general purpose insulation for roofing, wall, and foundation applications requiring a minimum compressive strength of 25 psi. With its closed-cell structure, it is the most capable foam insulation for direct to ground contact of commonly available insulations. XPS insulation can be used as continuous insulation on interior or exterior walls to help increase the R-value of the walls, and improve the energy efficiency of the entire home or building.

XPS (Extruded Polystyrene) rigid foam board insulation with 25 psi minimum compressive strength
High R-value of 5
Lightweight, durable, easy to use and more moisture resistant than standard EPS insulation
Premium insulation value of R-5
Durable, yet easy to cut and shape, no loose beads
Retains integrity and insulating properties over time
Blowing agent blend GWP (Global Warming Potential) of less than 50, low ODP (Ozone Depletion Potential)
Meets and exceeds all ASTM C578 Type IV and Type X specifications
GreenGuard Insulation Board cannot be left exposed in an interior application and must be covered with an approved 15 minute thermal barrier

Kingspan Insulation R- 5 , 1-in x 4-ft x 8-ft Unfaced Foam Board Insulation

RELATED SEARCHES