Watts 0265220 USVR 3/4" Automatic Angled Differential Bypass valve

The Watts 0265220 USVR is a 3/4" automatic angled differential bypass valve designed for heating systems with zone or thermostatic radiator valve control. Fitted between flow and return, it maintains boiler circulation and prevents unnecessary cycling. Adjustable from fully open (position 0) to near-closing at 0.5 bar (position 7).

• Product No: 0265220

• Connection: 3/4" female inlet x male union

• Body: Brass CW617N

• Max. operating pressure: 6 bar

• Max. operating temperature: 110°C

• Adjustment: Position 0 (fully open) to Position 7 (0.5 bar closing)

• Overpressure: 10–15%

• Application: Heating systems with zone or TRV control