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WhiteCap Insul-Liner
Vapor Barrier

Composed of insulating layers of aluminum foil, polyethylene backing, and closed-cell polyethylene foam.

Learn more about the WhiteCap Crawl Space System and the benefits of becoming a certified installer at

Insulating Radiant Foil Reflective Barrier & Tape

Reflective Barrier Insulation

WhiteCap Insul-Liner Reflective Barrier

The best solution for heat, cold, and moisture problems in your crawlspace or basement.

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Customer Reviews

Average rating for Nash Distribution is 4.98 stars of 5 stars - based on 31 reviews

I use the 20 mil vapor barrier from Nash on my crawl space projects. The product is heavy duty and the service from ordering through shipping is unbeatable!!!

Eric G. - Integrity Plus Insulation - Prentice, WI 54556
Swainco Crawl Space and Basement Repair, from the Indianapolis Indiana area, has increased over 300% in the last 10 months. Nash has helped make that possible with their excellent crawl space products and customer service. They truly understand that there success comes from going the extra mile to ...
Ken S. - Greenwood, IN 46143