Heitune Brass Automatic One Way Air Vent Valve G1/2" Male Thread Air Vent Exhaust Valve

Features:1. This valve features high temperature resistance, rust protection, reliably sealing.2. The exhaust mechanism is very reliable and the individual components are cast with high accuracy.3. The thread size is standard 1/2in, easy to install.4. This quick exhaust air control valve is great replacement of the broken one.5. Made of high quality brass material, corrosion resistant, durable....