The Costs. Average Minimum Cost: $400 per square ($4.00 per square foot). Average Maximum Cost: $650 per square ($6.50 per square foot). Because it's a premium alternative and may require specialized tools, many home improvement experts recommend having a professional install standing seam metal roofing.verage Minimum Cost: $400 per square ($4.00 per square foot). Average Maximum Cost: $650 per square ($6.50 per square foot). Because it's a premium alternative and may require specialized tools, many home improvement experts recommend having a professional install standing seam metal roofing.
Report Abuse. 1  Luck for you non dairy creamer has a very long shelf life as long as you keep it refrigerated. 2  Generally it is recommended that liquid non-dairy creamers be consumed within 14 days of opening the product. 3  Non dairy creamer takes a while to go bad, but it does have an expiration date.
The Shelf Life of Sour Cream. According to the USDA, sour cream (opened or unopened) is good for up to three weeks after the sell-by date, as long as it's been stored in the refrigerator. Inspect your sour cream to make sure it hasn't developed mold, an off color or an off smell, and if nothing seems amiss, consider it safe to use.