PSI-Thunderline/Link Seal
PSI-Thunderline/Link-Seal has been manufacturing prdocts for the water, wastewater and energy industries for over 35 years. Link-Seal modular seals are the original pipe penetration seals, visit our website for more information. All PSI products are manufactured to ISO 9001:2000 standards.


6525 Goforth Street
Houston, TX 77021
United States
Phone: 713-747-6948
Fax: 713-747-6029

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Analytical Equipment


Are you planning to upgrade your current water/wastewater facilities in the next year?:
Between drought, algae, deteriorating infrastructure and increased regulatory scrutiny, the demands... more
Associations in the water and wastewater industry are accustomed to monitoring and advocating for... more
Time is running out. Every year, Water & Wastes Digest supports future water and wastewater... more
As Eleanor Roosevelt once quipped, “Great minds discuss ideas; average minds discuss events; small minds discuss people... more
New ideas such as a waterless car wash can be helpful in times of drought
I am an eternal optimist. Some people who know me and work with me may not always agree, but I am. I think this has to... more
Utilizing incentives to alleviate aging infrastructure & workforce concerns
As a former U.S. Environmen­tal Pro­tection Agency (EPA) water official, I am often asked to talk about... more
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