leak walk: mark the leak before smearing sealant everywhere sealing, leakage testing & airside verification find duct leak leak walk soap smoke pressure test mark leak locate, mark, and classify the actual leak path before repairing it, then retest the same area after the approved repair cures. random sealing wastes time and can hide the actual failed joint while the leak remains. approved leakage-test procedure, project specification, test-equipment instructions i found leakage at [joint/location]. do you want this logged and repaired now, and what retest method are we using?