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- USA
- CAN
Ships within 48 hours · Estimated delivery Jun 14 - Jun 19
For Your Every Summer RSVP, with Code: SUMMER15
Description
Delta 328-sq ft Standard 0.3125-in Flooring UnderlaymentDELTA FL is a dimpled, heavy duty, gray plastic membrane for concrete and slab on grade floors that helps to keep moisture out of your basement. The membrane provides a significantly more comfortable floor. DELTA FL protects sensitive materials by providing a reliable capillary break and vapor barrier. In a conventional basement, dry air in the living space acts as a magnet for water vapor migrating up through the concrete. The air gap created by

Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.3 ★★★★★
Based on 731 reviews
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Product Reviews
★★★★★ 4
Performance was good
my usual to go product for Honda CRV i had for long time. But last item i received I was not happy the quality seems like changed from past products. so far i had no complains. Packaging as always was solid. Performance was good. Lasted for more than mileage mentioned on the product page. Air flow is good.
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Reviewed in the United States on December 1, 2025
★★★★★ 5
Fits car based on Amazon rec
Fit perfect and performs as expected
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Reviewed in the United States on May 24, 2026
★★★★★ 5
Looks as good as the genuine one.
This looks like a quality product, great for the price. It looked identical to the genuine Honda part but was $20 cheaper than the Honda one.
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Reviewed in the United States on April 17, 2026
★★★★★ 5
Self replacement.
Good fit.
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Reviewed in the United States on April 13, 2026
★★★★★ 5
Good price
Size: CRV (2023-2025) 2.0L Hybrid
Good price and fit ment
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Reviewed in the United States on May 26, 2026




