consisting of testo 312-3 pressure gauge, TopSafe for testo 312, printer, testo 316-1 gas leak detector, TopSafe for testo 316-1, pressure drop test set 200mbar, test pump, single-pipe counter cap, two-valve branch, single-valve stop, LW 6 connection hose, conical test plugs 1/2", 3/4", high pressure stage plugs 3/8", 3/4", 1/2", 1", leak detection spray, slide rule, system case