Duct Integrity Test - DIT Tool by Adishwar is used to check the quality of duct before cable blowing. With D.I.T make it easy to clear duct blockages and carry our pressure test. DIT tools is available in various duct combination, this make it easy to perform D.I.T in multiple duct simultaneously. This saves on cost of fuel, labor and time 1 Duct 2 Duct 4 Duct 7 Duct Features Compact and easy to carry light weight Calibrated pressure gauge Easy to use