N.A.L.S. services every lock sold by Delta Lock Company and everyone else's too!

As industry leaders, we are intimately familiar with many of the other manufacturers’ locks and can aid in servicing or replacing them. Our cores are compatible with most other brands and fit their housings. Delta's expertise in lock selection based upon application and level of security required, is second to none. In an unregulated industry, Delta sets the standard for materials, tolerances, form, fit and function. Our service record shows we do it right the first time; fast, efficient and cost effective. Mechanical or electronic- we do it all!