SKU: 28166415074

Owens Corning R-10 (25 PSI) FOAMULAR 250 Extruded Polystyrene Foam Board Insulation, 2 in. x 4 ft. x 8 ft., Square Edge

Sale price$53.76 Regular price$59.73
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Description

Owens Corning R-10 (25 PSI) FOAMULAR 250 Extruded Polystyrene Foam Board Insulation, 2 in. x 4 ft. x 8 ft., Square EdgeFOAMULAR 250 XPS Foam Board Insulation, R 10, 2x4x8 Durable FOAMULAR 250 XPS board delivers R 10 thermal performance with 25 PSI compressive strength for exterior sheathing, foundations, and under slab applications. The 2 in. thick, 4 ft. x 8 ft. panel resists moisture, is easy to score and snap, and installs cleanly for long lasting energy savings. Key Features: High Thermal Performance: R 10 insulation value with XPS technology for energy efficiency

Owens Corning R-10 (25 PSI) FOAMULAR 250 Extruded Polystyrene Foam Board Insulation, 2 in. x 4 ft. x 8 ft., Square Edge
Owens Corning R-10 (25 PSI) FOAMULAR 250 Extruded Polystyrene Foam Board Insulation, 2 in. x 4 ft. x 8 ft., Square Edge
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
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SKU: 28166415074

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4.7 ★★★★★
Based on 378 reviews
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Nelson G.
Massapequa, US
★★★★★ 5
Great item
Well constructed. Great quality. Fit perfectly in 2023 honda pilot. Nice value.
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Reviewed in the United States on February 17, 2026
V
Verified Purchase
Vercingeterix
Fort Morgan, US
★★★★★ 5
It fits, just install it exactly like the original filter.
This fits just fine. Please pay attention to install it exactly like the OEM filter is installed.
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Reviewed in the United States on May 23, 2026
M
Verified Purchase
Mark Twaing
Draper, US
★★★★★ 5
If you keep your vehicles a few years this will save money
I have been using K&N for 50 years very good quality over OEM filters and it gives your engine better breathing. Saves money over the long run.
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Reviewed in the United States on April 18, 2026
D
Verified Purchase
Dennis
Chelsea, US
★★★★★ 5
Can’t go wrong with KN
Been using for years in all my vehicles. One time pricey but then years of trouble free performance enhancing filtration for your engine. Five minutes to install on 24’ Honda Pilot.
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Reviewed in the United States on March 21, 2026
C
Verified Purchase
Chuck Johnson
Omaha, US
★★★★★ 5
Good value
It’s a K&N quality filter, enough said
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Reviewed in the United States on April 22, 2026

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