valve

By Humphrey

Humphrey Quick Exhaust Valve HUM-QE3The Humphrey 3/8-inch pipe QE3 quick exhaust valve is highly···

By Humphrey

Humphrey's 1/4-inch pipe QE2 quick exhaust valve is highly versatile. The product redirects ···

By Humphrey

Humphrey's 3/4-inch pipe QE5 large-sized quick exhaust valve is highly versatile. This produ···

By Humphrey

The Humphrey 1/2 tubing QE4 large-sized quick exhaust valve is highly versatile. It redirects ex···

By Humphrey

Humphrey SQE-1 Quick Exhaust ValvesHumphrey 1/8 pipe SQE1 small quick exhaust valve is versatile···