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This white paper explores the evolution of remote monitoring systems (RMSs) for cathodic protection and pipeline integrity, tracing progress from manual field measurements to today’s advanced IoT-driven, data-rich monitoring platforms. It explains CP fundamentals, RMS components, and the technological drivers behind their rapid adoption—including regulatory requirements, sensor advancements, and improved wireless communication. The document discusses ongoing challenges such as cellular coverage, data management, hazardous-area certification, and cybersecurity, while highlighting how GPT’s Iso-Smart™ technology addresses many of these concerns through advanced signal analysis, AC/DC differentiation, isolation monitoring, and bond testing. It concludes with a forward-looking view of predictive maintenance, cloud integration, and AI-enabled analytics shaping the future of pipeline safety and operational efficiency.
This comprehensive guide explores how Flange Isolation Kits (FIKs) and Monolithic Isolation Joints (MIJs) strengthen pipeline integrity by mitigating corrosion, reducing stray currents, and improving the performance of cathodic protection systems. It explains corrosion types, prevention methods, and the critical role of electrical isolation in preventing galvanic and stray current–induced degradation. The document provides detailed insight into MIJ and FIK construction, material selection, installation procedures, best practices, and real-world lessons learned, helping operators optimize long-term reliability and reduce maintenance risks across both buried and above-ground pipelines.
The document provides a comprehensive guide to properly specifying Monolithic Isolation Joints (MIJs) for oil and gas applications. It explains the different MIJ designs, such as mechanical and welded closure types and their suitability for various pressure classes and pipeline environments. It outlines best practices for selecting steel components, isolating materials, elastomeric seals, and internal/external coatings to ensure long-term performance and corrosion protection. The guide also details essential testing requirements, including dielectric strength, hydrostatic testing, and weld inspection standards and references relevant ASME, ANSI, and API codes. Overall, it serves as a technical resource to help companies develop reliable MIJ specifications and improve pipeline integrity.
Denver, Colorado — [October 29, 2025] – GPT Industries, a global leader in sealing, electrical isolation, and remote asset integrity monitoring solutions, today announced the acquisition of Integrated Rectifier Technologies Inc. (IRT), a respected Alberta-based manufacturer of transformer rectifiers and related products for the cathodic protection (CP) industry.
This strategic acquisition unites GPT’s expertise in flange isolation technology and remote asset monitoring with IRT’s long-standing reputation for reliable rectifier systems, further strengthening GPT’s role in helping operators mitigate corrosion and maintain asset integrity across energy and infrastructure sectors.
Founded in 2001, IRT has become a trusted supplier of transformer rectifiers and control systems, known for its C.P. Sentinel™ product line and commitment to certified, safety-focused designs. The company’s products are widely used in impressed current CP systems for pipelines, utilities, and water infrastructure throughout North America and across the globe.
Darin Lane, CEO of GPT Industries, said, “Together, we’ll enhance the technologies that support corrosion mitigation efforts, improve monitoring capabilities, and ultimately deliver greater value to our partners.”
Integrating IRT’s rectifier technology with GPT’s Iso-Smart™ remote monitoring platform will accelerate the development of advanced remote asset integrity systems, providing operators with deeper visibility into CP performance, streamlined data collection and faster response to field issues.
The acquisition aligns with GPT’s strategy of growth through partnership and technology advancement, reinforcing its commitment to supporting customers in safeguarding vital assets and extending the life of critical infrastructure.
About GPT Industries
GPT Industries is a world leader in pipeline sealing, electrical isolation products, and remote asset integrity monitoring systems. Headquartered in Denver, Colorado, GPT serves the oil & gas, water/wastewater, hydrogen, and infrastructure industries globally, combining engineering expertise and advanced technology to enhance safety, performance, and operational efficiency.
About Integrated Rectifier Technologies Inc. (IRT)
Founded in 2001 and based in Alberta, Canada, Integrated Rectifier Technologies Inc. designs and manufactures transformer rectifiers, junction panels, and control systems for the cathodic protection industry. Known for quality, dependability, and safety-by-design, IRT products are trusted by operators and CP specialists across the globe.
Wheat Ridge, Colorado, United States | September 3, 2025 | GPT Industries
GPT Industries, a global leader in pipeline sealing and corrosion prevention technologies, today announced the launch of its newly redesigned Iso-Smart™ Remote Asset Integrity Monitoring System. The updated Iso-Smart boasts a sleek, streamlined housing designed to fit seamlessly within standard three-inch test stations, making installation simpler, faster, and more practical for new and existing field operations.
Iso-Smart is the industry’s only all-in-one remote monitoring solution engineered to deliver comprehensive data on cathodic protection, isolation, bond health, and interference. With its upgraded design, the system continues to offer operators a reliable way to monitor pipeline integrity remotely while reducing the need for costly and time-consuming site visits.
A key advancement in Iso-Smart is its AC detection, characterization, and interference monitoring capabilities. Pipelines exposed to alternating current (AC) from nearby power lines or railways face serious risks, including accelerated corrosion and safety hazards. Iso-Smart’s precision True RMS (TRMS) circuitry enables operators to distinguish between AC and DC voltages and current with unmatched accuracy. This allows for proactive mitigation measures, regulatory compliance, and a deeper understanding of pipeline health.
Iso-Smart communicates readings instantly to a secure dashboard, giving operators real-time visibility into asset performance. The platform also supports customizable alerts, automated reporting, and over-the-air firmware updates, ensuring operators always have the latest tools at their fingertips.
“Our redesigned Iso-Smart brings together sleek form and powerful function,” says Ian Kinnear, Product Manager. “By emphasizing AC detection, we’re equipping operators with a smarter way to safeguard their pipelines against one of the most difficult and dangerous forms of interference.”
Iso-Smart is now available globally and is supported by GPT Industries’ dedicated technical team. To learn more or request a demonstration, visit their website.
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GPT Industries is a global leader in isolation, sealing, and corrosion prevention technologies for oil, gas, water, and industrial applications. With pioneering products like Pikotek® isolation kits, monolithic isolation joints, and the Iso-Smart™ monitoring system, GPT Industries delivers innovative solutions that extend the life of critical infrastructure, reduce operational risks, and optimize asset integrity worldwide.
Denver, CO – [05 11, 2025] – The Denver Post has recognized GPT Industries as one of Colorado’s Top Workplaces for 2025, based on an independent employee survey conducted by Energage. This award highlights organizations that foster an exceptional workplace culture and prioritize employee engagement, satisfaction, and growth.
GPT Industries, a global leader in pipeline sealing, electrical isolation, and remote asset integrity monitoring, excelled in several key workplace experience categories, including:
"Being named a Top Workplace by The Denver Post is an incredible honor because it comes directly from our employees," said Sydney Beste, Operations Director at GPT Industries. "Our success is built on a culture of innovation, safety, and collaboration, and this recognition is a testament to the hard work and dedication of our team."
With industry-leading solutions like Iso-Smart™, a remote asset monitoring system enhancing pipeline integrity and compliance, GPT Industries continues to push the boundaries of technological innovation while maintaining a people-first culture.
For more information about GPT Industries, visit www.gptindustries.com
Ensuring the long-term integrity of metallic pipelines is more critical than ever as electrical utilities expand and modernize. This article explores the challenges posed by AC and DC currents, including AC-induced corrosion and its impact on buried pipelines near high-voltage transmission lines. It highlights the importance of cathodic protection, remote monitoring solutions, and proactive asset integrity management.
GPT Industries is proud to announce that our Iso-Smart™ product has been named a finalist for the prestigious Materials Performance (MP) Corrosion Innovation of the Year Award for 2025.
The Iso-Smart™ was selected from a record-breaking pool of approximately 60 global nominations, marking the largest submission field in the program's history. This recognition places our innovation among the top contenders in the corrosion control and protective coatings industry.
"We are honored to have Iso-Smart™ recognized as a finalist in this highly competitive field," said Christian Cartwright, Global Marketing Manager at GPT Industries. "This nomination validates our commitment to developing innovative solutions that address critical corrosion challenges in pipeline integrity."
The winners will be announced at a special ceremony adjacent to the Exhibit Hall entrance on Monday, April 7, 2025, at the AMPP Annual Conference + Expo in Nashville, Tennessee. Winners will receive trophies and public recognition at the conference, along with editorial coverage throughout 2025 in MP's print and digital platforms.
Rebecca A. Bickham, MP's Editor-in-Chief, noted that "The winners of our 2025 MP Corrosion Innovation of the Year Awards will represent some of the most promising technologies in the industry today."
The MP Corrosion Innovation of the Year Awards program has been highlighting groundbreaking corrosion mitigation technologies since 2014. To qualify as an innovation, nominated projects must demonstrate potential for significant positive impact in corrosion control across various applications including coatings, materials, design, monitoring, cathodic protection, and other areas related to corrosion prevention.
GPT Industries continues to lead the way in developing advanced solutions for pipeline integrity and corrosion prevention. Stay tuned for the final results from the AMPP Annual Conference in April.
For more information about Iso-Smart™ and our other innovative products, please visit Iso-Smart™ | GPT Industries
The Guide to Optimal Flange Isolation Kit (FIK) Performance
Explore GPT Industries' comprehensive guide to optimizing Flange Isolation Kits (FIKs)—critical components in the pipeline industry. This document provides actionable insights into the Top 10 Essentials for FIK performance, covering:
With practical recommendations and step-by-step instructions, this guide empowers professionals to prevent corrosion, enhance operational safety, and maximize pipeline efficiency.
Ian Kinnear, Product Manager, GPT Industries, addresses the impacts of hydrogen sulphide, particularly on corrosion and electrical bridging, and
provides solutions to these challenges. Hydrogen sulphide (H2S) has become an increasingly concerning issue in oil and gas pipelines around the world. Also known as sour gas, H2S is highly toxic, explosive, and corrosive, posing significant safety and infrastructure risks.
