We specialize in the design and production of valves suited for diverse applications, including industrial operations, commercial systems, water supply networks, mining, irrigation, sewerage, and water treatment.
Our broad product portfolio features pressure relief valves, pressure reducing valves, back pressure valves, float valves, and other solutions—each built for durability, efficiency, and long-term performance. Rigflow Engineering also offers full technical support services, including valve testing, maintenance, spare parts supply, and reconditioning, ensuring optimal performance and reliability throughout the product lifecycle
We have been engineering and producing valves since 1934, bringing decades of expertise to
every solution. Our products are manufactured using a variety of high-performance materials,
including Hastelloy-C, Duplex 2205, Super Duplex, and 316 stainless steel.
Rigflow Engineering is dedicated to supplying products and services that consistently meet or
exceed customer expectations.
The company is committed to delivering quality solutions that satisfy client requirements
efficiently, cost-effectively, and on schedule—every time
In addition to our range of valves, at Calorex we offer:
• reconditioning of all types of valves,
• valve testing and certification,
• a full range of overhaul kits, and
• spare parts
Contact US if you need technical support.
Rigflow Engineering Roma Valves
Installation, Operation, and Maintenance (IOM) manuals are available on request. Please get
in touch with us and provide the relevant model or serial number so we can supply the
correct documentation