Features High-Quality Stainless Steel Material: Crafted from stainless steel, this air check valve ensures stable performance, excellent airtightness, and resistance to rust, providing long-lasting reliability for your water pipe connection. Precision BSPP Female Thread: The accurate BSPP female thread design allows for easy and secure connection without slipping, ensuring a hassle- installation process. Hex Female Thread for Easy Installation: Featuring a hex female thread, this air check valve is designed for easy installation and removal, adding convenience to your water pipe connection needs. Versatile Size Options: Available in 4 different styles, including 1/8in, 1/4in, 3/8in, and 1/2in, providing flexibility to choose the fit for your specific requirements. Multi-Media Compatibility: Suitable for connecting pipes under gas, water, oil, and other media, making it a versatile solution for various pipe connection needs. Features: 1、 stainless steel material, stable performance, not easy to rust and good airtightness 2、Accuracy BSPP female thread, easy to connect without slipping 3、This is hex female thread air check valve which is easy to install and remove, can be used for water connection 4、Available in 4 styles for choice: 1/8in, 1/4in, 3/8in, 1/2in 5、Suitable for connection of pipes under gas, water, oil and other media Specification: Features: 1. stainless steel material, stable performance, not easy to rust and good airtightness 2. Accuracy BSPP female thread, easy to connect without slipping 3. This is hex female thread air check valve which is easy to install and remove, can be used for water connection 4. Available in 4 styles for choice: 1/8in, 1/4in, 3/8in, 1/2in 5. Suitable for connection of pipes under gas, water, oil and other media Specification: Condition: 100% Brand new Material: 304 Stainless steel Thread: BSPP female thread Optional Style: 1/8in, 1/4in, 3/8in, 1/2in Package List: 1 x Air Check Valve Package List