SSIS Expression Use Cases. Control Flow. Variable values can be derived from other variables using expressions. Precedence constraints can make use of expressions to validate a condition. SSIS Tasks and Containers can also make use of expressions to set a property at run time.
1 The labor cost to install a coffered ceiling is usually around $8 to $15 per square foot, while material prices may range from $5 to $19 per square foot, depending on the type of material you use. 2  To get an exact quote for your professional job, consider using free website quote engines such as HomeAdvisor.com.
Remodeling website Home Advisor shows that the average national cost for its members to install an unspecified type of ceiling, as of June 2013, was $1,629. Vaulted ceilings, depending on the project, can be less, or more likely, more than this figure.