FPPI Single Clapper Siamese Straight (NST 4" x 2-1/2" x 2-1/2")

FPPI Fire Department Connections are UL/ULc Listed and FM Approved in accordance with NFPA. Standard configuration is 4" NPT x 2½" x 2½" NST Swivels. A limited number of regional threads are available for the swivels. Each FDC features solid brass construction and single clapper design.