Welcome to DuckBill Valve Factory | DuckbillValveFactory.com

We are a leading ISO13485 certified manufacturer of duckbill valves since 2009. Specializing in micro plastic and rubber duck bill valves for precise flow control. With 17 years of experience, we ensure precision and reliability in medical, industrial, and chemical applications.

DuckBill Valve Assemblies | Non Return Check Valve

The medical industry’s constant Duckbill Check One Way Not Return Valve Assemblies that embody both reliability and precision. Download our brochure for an in-depth look into the features and applications of the medical-grade duckbill check valves on our Web https://duckbillvalvefactory.com
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Question : Duckbill check Valve at the end of the refrigerator’s drain pipe

Question : Duckbill check Valve at the end of the refrigerator’s drain pipe Duckbill checkvalve at the end of the refrigerator’s drain pipeWe have an integrated Whirlpool fridge (built into the kitchen furniture) that used to clog up every year. Disassembling it each time was very difficult and time-consuming because the space is extremely tight, […]

Question: Momcozy M9 Duckbill Valve very hard to turn to lock | unlock?

Question: Momcozy M9 Duckbill Valve very hard to turn to lock | unlock? Hi there! I’m a FTM trying to figure out what I am doing wrong with the duckbill valve on my M9s. I believe they are the newer model where the duckbill valve clips onto the main piece. Everytime I go to turn […]

Question: New Duckbill Valves for Spectra?

Question: New Duckbill Valves for Spectra? New Duckbill Valves for Spectra? Hi all! I’m having issues with duckbill valves for the Spectra S1. It doesn’t sound right when I pump, and I have narrowed it down to the duckbills. I ordered replacement ones from Amazon, but still having some issues. They’ll work okay for like […]

Question : Duckbill Valves for medela harmony manual pump?

Question : Duckbills for medela harmony manual pump? Duckbills for medela harmony manual pump? I’m looking to replace the valve & membrane on my medela harmony with a duckbill, hopefully a generic one from Amazon but I’m not sure which one to get. Most of the descriptions seem to say for Spectra or Momcozy pumps. […]

Question: Is Replacing Duckbill Valves Just a Gimmick?

Question: Is Replacing Duckbill Valves Just a Gimmick? Is Replacing Duckbill Valves Just a Gimmick?I’ve been exclusively pumping for 6.5 months and have recently watched a video that showed that you need to replace your duckbill valves. The video showed you can test if the old parts are bad by putting water in them and […]

Question: How do you clean the duckbill valves?

Question: How do you clean the duckbill valves? How do you clean the duckbill valves?Cleaning them with a brush or pinky finger seems the most likely way but it is causing damage to the valve, I see small tears on them. Any tips for this? DuckBillValveFactory Answer: DuckBill Valve expert here from DuckBillValveFactory . What […]

Discussion: Duckbills vs. Valves+Membranes

Title: Duckbills vs. Valves+Membranes Question: What are your thoughts on use? Which do you prefer? I personally find the valves and membranes easier to put on / take off and sterilize than the duckbills, but I’m not sure if there’s a difference in the quantity of milk output I get. I’m an undersupplier, so if […]

JT1147 Base Sealing Diameter 6.3mm Outer Diameter 5.2mm Height 10.8mm Red Silicone Duckbill Valve

JT1147 DuckBill Valve Factory

The JT1147 Red Silicone Duckbill Check Valve: Balanced Performance for Medical and Food-Grade Applications At DuckBillValveFactory.com, our ISO13485 certification and 17 years of dedicated manufacturing experience allow us to engineer duckbill check valves that meet the precise needs of medical, food, and industrial fluid control systems. The JT1147 represents a carefully balanced design: a red, medical-grade silicone valve […]

JT1143 Base Sealing Diameter 4mm Outer Diameter 3mm Inner Diameter 1.8mm Height 7.8mm Transparent Silicone Duckbill Valve

JT1143 DuckBill Valve Factory

The JT1143 Transparent Silicone Duckbill Check Valve: Clarity, Precision, and Ultra-Gentle Performance In the world of micro-fluidic control, visibility can be as critical as functionality. At DuckBillValveFactory.com, our ISO13485-certified manufacturing processes and 17 years of specialized expertise enable us to produce components that meet the most demanding requirements for medical, analytical, and food-contact applications. The JT1143 is a […]

JT1142-1 Base Sealing Diameter 5.08mm Outer Diameter 2.4mm Inner Diameter 1.83mm Height 5.08mm Black EPDM Duckbill Valve

JT1142-1 DuckBill Valve Factory

The JT1142-1 EPDM Duckbill Check Valve: Versatile, Reliable, and Built for Demanding Environments At DuckBillValveFactory.com, our ISO13485 certification and 17 years of specialized manufacturing experience are built upon a foundation of material science expertise and precision engineering. We recognize that while two valves may share the same dimensions, their material composition defines their application universe. The JT1142-1 shares […]

JT1142 Base Sealing Diameter 5.08mm Outer Diameter 2.4mm Inner Diameter 1.83mm Height 5.08mm Red Silicone Duckbill Valve

JT1142 Duckbill Valve Factory

The Ultra-Miniature JT1142 Silicone Duckbill Check Valve: Designed for Medical Precision and Comfort At DuckBillValveFactory.com, our ISO13485 certification and 17 years of specialized experience position us at the forefront of micro-fluidic component manufacturing. We understand that in medical and sensitive analytical applications, a valve must be more than just a barrier against backflow—it must be an […]

JT1047-1 Diameter 21.5mm Height 14.4mm Sillicone Micro Duckbill Valve

JT1047-1 DuckBill Valve Factory

Scaling Up Purity: The JT1047-1 (21.5mm) Silicone Duckbill Valve for Higher-Flow Medical Applications Blog URL Source: https://duckbillvalvefactory.com In medical and biotechnology fluid handling, the need for purity does not diminish as flow rates increase. At DuckBill Valve Factory, our ISO13485-certified cleanroom and 17 years of specialized molding expertise allow us to scale our solutions without compromising […]

JT1033-6 Diameter 5mm Height 9.9mm Pressure 5Kpa EPDM Black Micro DuckBill Valve

JT1033-6 DuckBill Valve Factory

The JT1033-6: An EPDM Micro Duckbill Valve Engineered for Precision at ≤5Kpa Blog URL Source: https://duckbillvalvefactory.com In the world of micro-fluidic control, the difference between success and failure often lies in the precise behavior of a single component. At DuckBill Valve Factory, our ISO13485-certified cleanroom and 17 years of specialized micro-molding expertise allow us to engineer […]

JT1033-1 Diameter 5mm Height 9.9mm Red Micro Duckbill Valve

JT1033-1 Duckbill Valve Factory

Mastering Micro-Fluidics: The JT1033-1 Precision Duckbill Valve for Critical Applications Blog URL Source: https://duckbillvalvefactory.com In the intricate world of micro-fluidic systems, particularly within life-sustaining medical devices, component precision is paramount. At DuckBill Valve Factory, our ISO13485-certified cleanroom and 17 years of specialized micro-molding experience enable us to produce valves that meet the most exacting standards. Today, […]

JT1003-2 Diameter 8mm Height 10.75mm Red Duckbill Valve

JT1003-2 DuckBill Valve Factory

Precision Micro-Valve Spotlight: The JT1003-2 Duckbill Check Valve for Medical-Grade Flow Control Blog URL Source: https://duckbillvalvefactory.com In the realm of micro-fluidic systems, particularly within medical devices, the reliability of a component that weighs less than a gram can be a matter of critical importance. At DuckBill Valve Factory, our 17 years of ISO13485-certified manufacturing experience culminates […]

DJT270 Diameter 106.2mm Duckbill Valve EPDM Material

DJT270 DuckBill Valve Factory

Unveiling the DJT270: The Robust Duckbill Valve for Precision Backflow Prevention Blog URL Source: https://duckbillvalvefactory.com In the world of fluid control, the humble check valve plays a critical role in system integrity and safety. Among the various designs, the duckbill valve stands out for its simplicity, reliability, and maintenance-free operation. Today, we are putting the spotlight […]

The Engineered Heart of Flow Control: Crane Company and the Critical Role of the Duckbill Valve

For over 170 years, one name has stood as a pillar of American industrial innovation: Crane Company. From supplying essential components for the transcontinental railroad to providing pumps that landed on the moon, Crane’s legacy is built on engineering excellence. Within this world of sophisticated flow control systems, the simple yet ingenious Duckbill valve plays a […]