LaMOT Brand of Rupture Discs and Valves & Arrestors. Manufacturing quality products, using proven techniques, industry standards, and modern manufacturing methods since 1964.

About LaMOT Valves & Arrestors

An evolution of the Groth Corporation, LaMOT Valve & Arrestor funnels decades of industrial design, customer service, and made-to-order manufacturing into a new portfolio of upstream safety products. Living up to our heritage, the quality of our products is paramount, but our main focus is on people. That’s why we work to give our partners the products and support you need to safely run your operation, while also helping you boost your bottom line. A Focus on Quality Products and Long-Term Partnerships We’re also looking to the future. Our industry-leading production capabilities support continual in-house research and development in order to create an expanded portfolio of safety products for the upstream oil and gas market. Regardless of your operation’s unique needs—now or in the future—LaMOT Valve & Arrestor is proud to bring decades of quality manufacturing expertise to support the upstream industry.


About LaMOT Disc Products

Since 1964, the LaMOT brand of rupture discs and rupture disc holders have been manufactured using proven techniques, industry standards, and modern manufacturing methods. As a customer, we know you expect both product quality and dependable service. When you choose LaMOT Brand Products, this is precisely what you receive. All manufacturing is performed under an ISO 9001 Quality Assurance System which ensures that rupture discs and holders are built to exacting specifications. Our sales people are ready to offer immediate assistance when you need an answer, have a problem to solve, or an order to place. When you choose LaMOT Brand Products, there are three advantages you can count on with every order: Highest Quality Quick Deliveries Value for Money Rupture discs are manufactured using computer controlled equipment, thus ensuring quality finishes and dimensional accuracy. Our rupture discs are manufactured from a variety of metals which are purchased according to closely controlled specifications. Special metal forming techniques and state-of-the-art pressure indicators ensure accurate recording of rupture pressures. This, in combination with our years of manufacturing experience and dedication to quality, is assurance of precision performance from LaMOT Brand Products.



ISO 9001 Certification

CE Certificates - The European Pressure Equipment Directive


ATEX Rupture Disc Device Certificate of Assessment

LaMOT Product Selection Guide

See our full catalog of rupture discs and rupture disc holders.