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Amazon [amazon.com] has 120-Sq Ft ROBERTS 70-115 Moisture Barricade Underlayment Film for $ 16. Shipping is free with Prime or on $ 35+ orders.
Price:
$ 6 lower (27% savings) than the typical price of $ 22
Customer reviews:
4.5⭐ / 549 global ratings
400+ bought in past month