Brass Thread Inline Spring Check Valves Female Thread Single Way Valves

Features:
Suitable for full range of liquids and gas.
Make from Brass, Oil resistant, resistant to corrosion.
Steel ball valves core is used inside, with a large channel flows rate.
For checking control valves, prevent water, gas, oil reflux.
Able to discharge sewage and gas, environmentally friendly and enduring.

Specifications:
Material: Brass
Style: DN20/DN15
DN20 thread diameter: about 3/4inch
DN15 thread diameter: about 1/2inch

Note:
Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.

Package includes:
1Pair Brass Check valves