High quality Silicone Rubber Umbrella Exhalation Valve Seals for Respirator

Silicone valves, also known as One way valves, pressure relief valves, air flow valves, rubber check valves, which are used to facilitate a unidirectional flow of fluid, thus controlling air &liquid flow in one direction and back flow in the opposite direction. One-way check valves include umbrella valves, duckbill valves, membrane valves, flapper valves and diaphragm valves, etc.

One way valves can be customized to provide the customer's required head loss and flow rate for particular applications. As for one-way umbrella check valve, the main function of it is to allow fluid, either a liquid or a gas, to flow through it in only one direction, so as to achieve the effect of pressure relief and sealing.

Silicone Umbrella&Duckbill Valve, are mostly used in the medical Patient Valve for Manual Resuscitator.

How we ensure quality

Hardness Test, Appearance Inspection, Dimension Test, Air Pressure Test.

Except for silicone valves, our factory-Xiamen Better Silicone Rubber Co.,Ltd is specialized in making other silicone rubber compression molding & plastic injection molding & LSR injection molding, and produce silicone, rubber, plastic and liquid silicone rubber parts and products according to 2D&3D design drawings, samples since 1998 years.

1. OEM Manufacturing welcome: Product, Package...
2. Sample order
3. We will reply you for your inquiry in 24 hours.
4. after sending, we will track the products for you once every two days, until you get the products. When you got the
goods, test them, and give me a feedback.If you have any questions about the problem, contact with us, we will offer
the solve way for you.