American Block provides DEMCO style shear valves which are cheap, easy to use, and require very little maintenance. ABCO offers a 2" or 3" shear valve. The 2" shear valve is available in 2750 psi and 5000 psi. The 3" shear valve is available in 5000 psi. Our shear valves have been redesigned to ensure its life cycle reaches the maximum potential. The newly designed seals ensure this.
All parts are completely interchangeable with our major competitors. We can also repair most any relief valve on the market. With the many years of experience in safety valves offered by the American Block staff, we guarantee you will receive the best service available.