Duct Leak Testing Duct Water Leak Test Procedures and Requirements (PDF) Duct Leak Test Report (PDF) Water Testing Ductwork Leak Test White Paper (PDF) “This program has been awesome for our chain. Initially some of our contractors were hesitant but after seeing it all the legimitate ones are very impressed. Once the contractors get used to the requirements the quality of the welding seems to magically get better. As the guy looking after maintenance its very re- lieving to know there are now stores I’m not going to have to send welders to in the future for leak repair. Good program Don, Thanks.” ~ Construction Manager from a Large Chain