1. Body&housing cap forged from A-class brass bar ensures maximum strength. 2. Hand-wheel made of TOP grade PC provides smooth pressure adjustment. 3. Monitoring device on outlet end enables easy control of the flow rate. 4. Sintered metal inlet filter to trap impurities. 5. No soldered joints for easy maintenance. 6. Easy to read dual scale gauges 2-1/2”. 7. Sintered metal inlet filter to trap impurities.