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50+ Years
experience
Trusted Pipe Plug Solutions for Plumbing and Industrial Pipelines
Petersen Products has been a trusted leader in manufacturing high-reliability pipe plugs since 1916, serving plumbing and industrial pipeline needs globally. Our expertise spans mechanical, inflatable, and custom solutions designed for varying sizes, pressures, temperatures, and chemical requirements. With ISO 9001 certification, we prioritize safety, product conformity, and on-time delivery, ensuring customer satisfaction through unmatched craftsmanship and responsiveness. Our team combines decades of accumulated knowledge with advanced manufacturing capabilities, including CNC machining, RF welding, and thermoplastic fabrication, to address complex challenges.

We specialize in tailored solutions for wastewater, tunneling, and pipeline systems, supported by technical training and long-term system management. Our commitment to integrity and innovation, rooted in family values since 1916, drives our mission to empower customers with reliable sealing technologies. From municipal infrastructure to aerospace applications, we deliver precision-engineered products that enhance operational efficiency and safety. Our global reach is strengthened by long-term vendor partnerships and a focus on continuous improvement in quality and service delivery.
Services
Inflatable Pipe Plugs Mechanical Pipe Plugs Custom Pipe Plugs Pipeline Test Equipment Hot Tapping Equipment Drain Flushers Annular Seals Lifting Bags Duct Balloons Grout Bags
Details
  • Year established: 1916
Highlights and features
  • We offer 100+ years of specialized expertise in pipeline sealing solutions.
  • Our ISO 9001-certified quality management ensures product reliability and compliance.
  • Custom manufacturing capabilities address unique size, pressure, and chemical requirements.
  • Advanced material engineering supports extreme temperature and corrosion resistance.
  • Global technical support and installation training enhance customer success.
Associations and certifications
  • ISO 9001
What people say
Reliable seals Durable products Technical expertise Custom solutions Long-lasting performance
Services
Inflatable Pipe Plugs
Inflatable pipe plugs provide temporary sealing solutions for pipeline maintenance and testing. These flexible tools expand to create secure seals in varying pipe diameters, ideal for high-pressure applications. Contractors use them for sewer systems, industrial pipelines, and municipal infrastructure projects requiring reliable isolation without permanent modifications.
Mechanical Pipe Plugs
Mechanical pipe plugs offer durable sealing for high-pressure and permanent installations. Engineered with metal components and replaceable seals, they withstand extreme conditions in oil & gas, chemical processing, and water treatment facilities. Available in multiple configurations to match specific pressure ratings and pipe specifications.
Custom Pipe Plugs
Custom pipe plugs address unique pipeline challenges with engineered-to-order solutions. Designed for non-standard sizes, extreme temperatures, or specialized chemical resistance, these products utilize advanced materials like Kevlar-reinforced elastomers. Ideal for complex industrial applications where off-the-shelf products cannot meet operational requirements.
Pipeline Test Equipment
Pipeline test equipment ensures system integrity through hydrostatic and pressure testing. This includes test pumps, deflection gauges, and joint testers that verify pipeline performance under operational conditions. Essential for compliance verification and safety certification in new installations or maintenance projects.
Hot Tapping Equipment
Hot tapping equipment enables pipeline modifications without system shutdowns. This technology allows safe connection of new branches or repairs to pressurized lines in water, gas, and oil infrastructure. Includes mechanical and pneumatic tappers with diameters up to 6 inches for industrial applications.
Questions
What are pipe plugs used for?
Pipe plugs temporarily seal pipelines during maintenance, repairs, or testing to prevent fluid/gas flow.
How do inflatable pipe plugs work?
Inflatable plugs expand against pipe walls using air/water pressure to create secure temporary seals.
Can I get custom-sized pipe plugs?
Yes, we engineer custom plugs for specific size, pressure, and chemical resistance requirements.
What industries use your products?
Our solutions serve plumbing, wastewater, oil & gas, chemical processing, and municipal infrastructure.
Do you provide technical support?
Yes, we offer installation training, technical guidance, and long-term system management assistance.
Are your products ISO certified?
All products meet ISO 9001 quality standards for design, manufacturing, and service processes.
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