Barrow G1/4" Manual Exhaust Valve, Black Go to amazon.com Related posts Top 10 g1/4 exhaust for 2024 FeatureFitting for PC water cooling applicationExhaust valve fitting to equalize pressureHigh Quality Nickel-plated BrassThread: G1/4"Color: Black DescriptionBarrow G1/4" Manual Exhaust Valve, Black Model: TPQ-V2.