In 2003, Numerica Credit Union merged with the $40 million North Central Credit Union with approximately 8,000 members and three branches in the Wenatchee Valley area. Numerica opened a new branch in Kennewick, Wash., in February 2005. Numerica also merged with the Coeur d Alene Teachers Credit Union, expanding its membership in North Idaho. Numerica Credit Union now serves 61,000 customers in eastern Washington and northern Idaho.
Normally efflorescence is only of cosmetic concern although it can ruin the appearance and physically damage paint coatings. Efflorescence is most often the result of uncontrolled moisture movement caused initially by poor design details and poor construction techniques.
Efflorescence is not to be confused with laitance, which is the appearance of a loose, powdery deposit of cement powder and sand fines on the surface of concrete. Laitance is caused by excess water in the concrete mix, by poor concrete curing practice (i.e. failure to apply wet hessian, wet sand or a curing membrane