Funnels & Valves
We supply a full range of stainless steel funnels and valves from Muller, engineered for the clean, controlled transfer of powders, bulk solids, and additives. Designed for pharmaceutical, biotech, chemical, and additive manufacturing environments, these components ensure hygienic product flow, accurate dispensing, and seamless integration into existing systems.
We provide funnels and valves for use in:
- Pharmaceutical ingredient handling
- Nutraceutical and chemical processing
- Additive manufacturing and metal powder transfer
- Food and flavor production
- Cleanroom material flow control
- GMP-regulated and oxygen-sensitive applications

Clean, Controlled Material Transfer Solutions
Muller funnels and butterfly valves deliver hygienic, user-friendly performance for critical powder and solid transfer applications. Designed for safe, dust-free discharge and precise flow control, they integrate easily with drums, hoppers, and modular vessels, ensuring repeatable results in the most demanding environments.
- Polished stainless steel construction for hygienic and corrosion-resistant use
- Manual or tool-free assembly with clamp-ring connections
- Available in multiple diameters and configurations
- GMP-compliant and available with ATEX versions for hazardous zones
- Manufactured under ISO 9001, ISO 14001, and OHSAS 18001
Learn more about our Funnels & Valves
Stainless Steel Funnels
Available in 60°, 90°, and asymmetric designs, Muller stainless steel funnels are compatible with all Muller drums and are polished to a 320-grit finish for superior cleanability. They offer controlled product transfer and dust-free discharge.
Modular Systems & Custom Funnels
As part of Muller’s modular process system, custom funnels can be integrated into a wide range of vessels and assemblies. Clamp-ring connections enable flexible configurations across vacuum conveying, drying, sieving, scrubbing, and other applications.
Additive Transfer Drums & Funnels
Designed specifically for the requirements of additive manufacturing, these sealed stainless steel funnels and drums ensure safe, sanitary, and oxygen-sensitive transfer of reactive powders in high-purity environments.
Quick-Release Butterfly Valves
GMP-compliant MC butterfly valves provide safe, reliable flow control for powders and solids. Designed for tool-free disassembly and easy cleaning, these valves are available in multiple sizes, materials, and configurations, including metering and tablet-safe options.
“For us, reliability means having the right containers in stock, ready to ship, and proven to perform when it counts. That’s what we’ve delivered for over 15 years.”
Dan Bourneuf
President
Reach Out
With compliant, in-stock specialty containers from leading manufacturers and a U.S.-based team ready to support you, we deliver the confidence your mission-critical operation can depend on. Contact us to take control of your supply chain and see what end-to-end reliability looks like.