Closing of drainage system/leak test with water and air
Anti-pollution
Repair and maintenance
Closing water, air,gas,oil,smoke etc.
Stop flow in pipeline maintenance work
Leakage testing/Pipeline testing/Pipeline leakage test
Sealing pipeline/Blocking pipeline/sealing sewers
Manhole pipeline test
New installation of pipe systems
Blocking pipes channels,manholes,reservoir
Pipe line to be leak tested or repaired
Municipal testing of new and repaired pipelines
Blocking water/sewage/drainage/oil/chemicals flows During tests or modifications or repairs