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.
Most sour creams have a âsell-byâ date. As long as the package stays unopened, the dairy product should be fine for about 2 weeks after that date. If it has an expiration date (instead of a âsell-byâ date), add a week to the expiration date. Once the package is opened, its contents should be fine for 1 to 2 weeks. Of course shelf life of sour milk depends on how and how long (if weâre talking about opened container of sour milk) it has been stored.