The problem of excessive moisture in a basement slab or concrete slab may be devastating to an engineered wood flooring installation. (thespruce.com)
Provided the product is stored at room temperature (25 °C or 77 °F) and away from excessive moisture, it also has an impressive shelf - life of three years. (probiotics-help.com)
There are excessive moisture level in basement and seller said no. (remonline.com)