FEATURE CLOSE THE LOOP What is closed-loop chemical dispensing and why does it matter, asks RD Industries?


Organisations today are under increasing pressure to improve safety, reduce waste, support sustainability initiatives, and control operating costs. One area that often impacts all four goals is chemical dispensing. A well- designed closed-loop dispensing system can help improve workplace safety, increase efficiency, and reduce chemical waste throughout an operation.


RD Industries (RDI), based in Omaha, Nebraska, has spent decades helping chemical manufacturers, OEMs, and facilities professionals solve these challenges through innovative dispensing and containment technologies.


What is a closed-loop dispensing system? A closed-loop dispensing system is designed to keep chemicals contained during storage, transfer, and dispensing. Unlike manual or open-pour methods, closed- loop systems help reduce direct contact with concentrated chemicals while improving dispensing accuracy and consistency.


The result is a safer and more controlled process that can help reduce spills, minimise product waste, and support compliance initiatives.


How does a dispensing control valve work? At the center of many closed-loop systems is the Dispensing Control Valve (DCV), a patented technology developed by RD Industries. Installed directly into a container, the valve remains closed until connected to dispensing equipment. This helps prevent leaks, spills, and accidental exposure while enabling controlled, repeatable dispensing.


Working alongside the DCV is the CapAdapter, which creates a secure connection between the chemical container and the dispensing system. Together, these technologies help improve dilution accuracy, worker safety, and overall operational performance.


How can companies improve chemical safety and reduce waste? Many organisations are looking for practical ways to reduce chemical consumption and improve worker protection without adding complexity to their operations.


Closed-loop dispensing systems can help by: • Reducing chemical spills and leaks • Limiting employee exposure to concentrates • Improving dilution accuracy • Reducing product waste • Increasing dispensing consistency


These benefits can lead to lower operating costs while creating a safer work environment.


What makes a dispensing system more sustainable? As sustainability becomes a greater priority, manufacturers are evaluating the environmental impact of dispensing systems and packaging components.


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RD Industries recently introduced OneFlo, the industry's first fully recyclable mono-material dispensing valve platform. Made entirely from polyethylene, OneFlo was designed to support design for recycling principles and help companies align with evolving sustainability and packaging requirements.


For applications where safety, containment, and customisation are the highest priorities, RD Industries also offers the proven SafTFlo platform. Together, these solutions allow customers to balance sustainability, performance, and operational requirements.


Why do manufacturers choose RD Industries? RD Industries offers more than individual products. The company provides a complete dispensing ecosystem that includes dispensing valves, CapAdapters, docking stations, dosing accessories, portable dispensing units, pumps, and shipping solutions designed to work together.


Backed by US-based manufacturing, engineering expertise, rapid prototyping capabilities, and decades of innovation, RD Industries helps customers develop safer, cleaner, and more efficient dispensing systems.


For organisations seeking greater control, less waste, improved safety, and a more sustainable future, the answer is simple: smarter dispensing starts with better engineering.


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