
Heat Exchanger Tube Plugs
Use our Plug Selector to find the right solution for your leaking heat exchangers and place a request for quote.
Click Here for Plug SelectorTube Plugging Products
- High Pressure Tube Plugs (7,000 psi)
- Low Pressure Tube Plugs (250 psi)
- Tapered Tube Plugs
- Accessory Tools
Torq N’ Seal® tube plugs for heat exchangers are the ideal solution for your upcoming turnaround or maintenance project. They create a permanent, positive seal greater than 7,000 psi (tested to 10,000 psi!!!) with the simplest installation procedure on the market. Use Torq N’ Seal® and you can be confident your heat exchanger maintenance or repair project will get done on time and under budget.
In addition to our high pressure Signature plugs, we offer a range of Condenser / Low Pressure plugs. The Elastomer Condenser Plug in particular is a simple and cost-effective solution when temperatures are below 350 deg F and pressures are below 250 psi. Install these plugs easily by using the Specialized Hex Capture Drive provided with each purchase. The result is that you can reduce turnaround time significantly on condenser plugging projects without sacrificing on quality.
Even if our stock items don’t fit your needs, our ISO:9001 certified machine shop has the expertise and manpower to quickly design and make custom solutions. There is always a Torq N’ Seal® plug that’s right for you, regardless of your particular application. Contact us now to speak with one of our engineers about heat exchanger tube plugs. They will help you identify the correct plug and answer any questions you may have about installation or efficacy.
You can also use our Plug Selector to help narrow down your search. Simply click the most relevant option at each step and you will get a part number and can even submit a quote request directly from there. Torq N’ Seal® has been successfully serving the power, oil & gas, chemical, and other industrial markets since 1982. We simply offer a better solution to heat exchanger maintenance / tube plugging projects.
We encourage you to try our heat exchanger tube plugs today!
Phone: 201-641-2130 Email: SALES@JNTTECHNICAL.COM

Heat Exchanger Tube Plugging Applications
Refinery Process Heat Exchanger, and More!
Torq N’ Seal® is frequently used in the Power and Oil & Gas industry to remove high pressure leaking tubes from service and for capacity reduction projects. The ease of installation and high pressure design makes Torq N’ Seal® the perfect solution for both small and large projects.
Read More
Hydrogen Cooler, Main Steam Condenser, and More!
Torq N’ Seal® Elastomer Condenser Plugs are the perfect solution for any low pressure applications such as condensers and hydrogen coolers. They are extremely economical and installed simply with the included installation tool. We have a worldwide network and would love the opportunity to discuss the labor, budget, and process saving solution that is Torq N’ Seal®!
Read More
Feedwater Heaters / High Pressure Heat Exchangers
Our Signature Torq N’ Seal® tube plug is rated to 7,000 psi and has been tested to over 10,000 psi! There is not a more capable or easier to install plug in the world. All you need is a standard 3/8″ drive torque wrench, everything else is included! No special training or tooling required, give us a call today to see how Torq N’ Seal® can save you time and money on your next outage or turnaround.
Read More
Nuclear and Canadian Certified Plugs!
Just another example application where the Torq N’ Seal® line of heat exchanger tube plugs can add significant value. Torq N’ Seal® plugs have been certified to all relevant ASME Section III and Canadian (TSSA) standards, with CRN numbers and associated documentation. Call today for more information.
Read More