We provide flow-stopping services, for either planned operations or emergencies, covering a wide range of pressures, materials and diameters. From low-pressure distribution mains to high-pressure transmission pipelines, PMC has the capability to meet your intervention requirements.

Flow stopping on metallic systems includes

• Iris stop to 48"
• Stopples to 48"

PE Systems

• Squeeze off to 500mm MDPE
• Squeeze off to 315mm HDPE

PMC invests heavily to ensure that all staff are fully trained, assessed and competent to carry out flow stopping operations to the highest standard. All equipment is fit for purpose and fully compliant with all required legislation and National Grid's policies and procedures.