Online Leak Repair
High-Pressure Online Leak Repair Services
Thomac Services Limited delivers fast, safe, and reliable online leak repair and sealing solutions for industrial and commercial systems throughout Atlantic Canada. Our specialized team is equipped to repair leaks while your systems remain fully pressurized and operational — eliminating the need for costly shutdowns, production delays, or safety risks associated with depressurization.
With over 40 years of hands-on experience in industrial environments, we understand the urgency and precision required when dealing with high-pressure leaks. Our technicians use proven sealing compounds and engineered repair techniques to contain and resolve leaks in valves, flanges, elbows, unions, and other pressure system components — all while your equipment remains in service.
Thomac Services is trusted by manufacturing plants, energy producers, refineries, and processing facilities for critical leak sealing that keeps operations safe, efficient, and compliant. When downtime isn’t an option, count on us to keep your systems sealed, secure, and running smoothly.
Types of Leaks We Handle
Our Process
Step 1
On-Site Assessment
Step 2
Apply Containment Device
Step 3
Under-Pressure Sealing
With over 40 years of specialized experience, Thomac Services has built a reputation as a trusted leader in online leak repair throughout Atlantic Canada. We know that when a high-pressure system is compromised, every second matters. Unplanned shutdowns can lead to safety hazards, production losses, and significant costs. That’s why our team is equipped to respond rapidly, assess leaks directly on-site, and implement custom-engineered containment solutions — all without interrupting your operations.
Our technicians are trained to work in high-risk industrial environments and follow rigorous safety protocols at every stage of the repair process. Using proven materials and precision techniques, we seal leaks under full system pressure to restore integrity and prevent further damage. At Thomac Services, we bring together technical expertise, field-tested processes, and a safety-first mindset to deliver fast, effective, and long-lasting leak repairs that reduce downtime and help your facility maintain peak performance.
- Leak Repairs Without Shutdown 100%
- Emergency Response 100%
- Custom Containment Solutions 100%
- Experienced Technicians 100%
Need urgent leak repair?
Contact us anytime — our team is on call 24/7.
Need more than a leak repair?