| Model | RV-4 |
| Connection Type | NPT Solder-1/2″ (15 mm), 3/4″ (20 mm) |
| Maximum Allowable Pressure | Steam 15 psi (1 bar) Water 150 psi (10 bar) |
| Maximum Allowable Temperature | 250°F (121°C) |
| Body Material | Nickle Plated Brass |
| Maximum Operating Pressure | Steam 15 psi (1 bar) Water 150 psi (10 bar) |
| Body Pattern | Straight, Angle, Reverse Angle |
| Connection Size | 1/2″ (15 mm) 3/4″ (20 mm) 1″ (25 mm) 1-1/4″ (32 mm) |
The RV-4 one-pipe radiator valve is a state-of-the-art thermostatic radiator valve for low-pressure steam service. The valve provides accurate and automatic control of the temperature in individual rooms, through automatic air venting.
