Viking has announced FM approval on its TotalPac integrated fire protection system. TotalPac units are compact and come fully assembled. Each system is subjected to water and air pressure tests, and each function and every component is tested and certified before shipping. The following configurations are now FM approved in 1 1/2" through 6": Preaction (Single Interlock Electric Release); Preaction (Double Interlock Electric/Pneulectric and Electric/Pneumatic); Deluge (Electric Release); Dry (4" and 6" only); and Firecycle III (Preaction Single Interlock).Viking Corp.