Tank valves

Minimise contamination risk - and save up to 80% maintenance time

Minimise contamination risk - and save up to 80% maintenance time

The industry's leading tank valve

ASEPCO valves are designed to minimise risk. Changing a diaphragm takes seconds, with no special tools or training, and a simple Tri-Clamp assembly makes inspection fast and easy. Our valves are manufactured to comply with multiple global industry standards, safeguarding you and your process.

ASEPCO Weirless Radial tank-bottom valve


Designed to save you time




Strong and lightweight actuators

ASEPCO tank-bottom diaphragm valve actuators

Our tank valve actuators are available in 2 series; the AJS actuator series for heavy-duty applications or the AKS actuator series for lighter weight needs.

Both series offer manual and pneumatic options, are laser-etched for traceability, and carry a market-leading three year warranty.

Learn more about our tank valve actuators



ASEPCO tank-bottom valve diaphragmsLong-lasting, quick-change diaphragms

The valve diaphragm can be changed in seconds, without special training or tools. Customers tell us this reduces maintenance time by as much as 80% compared to other valve technologies. Our patented, radial shoulder seal design gives consistent, leak-free, uniform sealing. 

Diaphragms are offered in eight different materials to cover every biotechnology and pharmaceutical application.

Learn more about our tank valve diaphragms

  • Tank-bottom valve

    Tank-bottom valve

    The leading aseptic tank-bottom valve. Available in multiple configurations including custom-machined.

  • Sterillite valve

    Sterillite valve

    An integrated steam valve has been added to our best-selling tank-bottom valve. This allows steam-in-place or flush through, without dead legs.

  • Process valve

    Process valve

    A valve with a simple clamp connection for easy installation in your piping systems. This allows steam-in-place or flush through, without dead legs.

  • Sample valves

    Sample valves

    Our hydrodynamic design gives you clean, consistent sampling every time. The behind-the-seat-flow path allows for easy clean-in-place/steam-in-place between samples.

  • Point-of-use valve

    Point-of-use valve

    Created for low-point draining or sampling in piping systems, this valve eliminates dead legs and helps promote drainage.

  • Divert valve

    Divert valve

    Designed to allow division and blending of two or three fluid paths in a single assembly. This valve eliminates dead legs.

ASEPCO Weirless Radial diaphragm™ valve brochure

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  • Help and advice

    For help or advice please contact us on:

    Tel: +1 978 658 6168 and Toll free +1 800 282-8823

    You can also send us an email or find your nearest distributor