The most experienced molders in the industry.

Here at Onyx Valve, we have a wide range of capabilities and experience to help our customers get exactly what they need. We have the ability to manufacture pinch valves ranging in size from ½” to 36”, duckbill check valves ranging from ½” to 72”, and pressure sensor rings from ½” to 42”. If you are looking for a specific size not in these ranges give us a call and we can design something to fit your needs.

Onyx Valve has been designing and manufacturing valves for over 20 years now, and many of our technicians have been working in this field for over 30 years. We have had the opportunity to design valves for many different applications, and we take these opportunities to incorporate the most modern technology available to create the best product for our customers. Some industries that we have served are as follows:

Water Treatment
Wastewater and sewage
Mining
- Coal
- Copper
- Gold
- Mercury
- Molybdenum
- Taconite
- Kaolin
- Phosphate
- Sand

Agriculture and Food
- Tomato Paste
- Chili Peppers
- Pickling
- Chocolate and Coco for theHersey’s Chocolate Company
- Chicken Parts
Gas Transport/Landfill Gas/Biogas

Dry Materials
- Cement
- Sugar
- Plastic pellets,
- Dust
- Desiccant
- Grinding compounds
Paint and Caulking-DAP Company
Air Pollution Control
Clay Slip
Porcelain

Model DBF & DBXF Duckbill Check Valve - Installation & Maintenance - Manual