Mercer White


To safely provide the highest quality safety relief valve, featuring our patented “Auto Seat Technology”®, at a competitive price, delivered on time, and serviced by our trained professionals.

We will consistently meet our customer’s expectations, continuously improve our products and processes, and meet all compliance requirements for our product.

Why Choose Mercer?


Mercer Valve Company provides a Made in the USA manufactured high-quality safety relief valve. Our patented “Auto Seat Technology”® has a proven extended seat life that will allow your valve to open, close, seat and seal over and over again.

Whether it is our deliveries, valve shop or mobile repair, at Mercer we will continue to strive to satisfy our customers with exemplary service.

Our products are proudly made in the USA.