Kunkle Valve is a leading supplier of Safety and Relief Valve Products for industrial and commercial applications, such as steam boilers, air, or non-hazardous gases. Kunkle products are available with certification to ASME Section I, Section IV, and Section VIII. In addition, Kunkle Valve offers a range of non-code products. The breadth of the Kunkle Valve product offering is second to none in terms of industrial and commercial safety and relief valve products. Products range in size from ¼” NPT to 6” flange and are suitable for services ranging from cryogenic to 850°F, at pressures ranging from vacuum to 7500 psig. BSP threads available on selected models.