EPEST - Family: VIR Fixed Orifice Double Regulating Valves Models: 9515 (DZR Brass), and 9585 (Bronze) Function: A double regulating valve (also known as balancing valve) is used to control the water
![D931 - Fixed Orifice Double Regulating Valve (FODRV) - Bronze | Crane Fluid Systems - Our Genius Is Valves D931 - Fixed Orifice Double Regulating Valve (FODRV) - Bronze | Crane Fluid Systems - Our Genius Is Valves](https://www.cranefs.com/m/5a1188772e030/thumb/spec/1600_1600_scale/D931_FODRV_Crane+FS+a+BF.jpg)
D931 - Fixed Orifice Double Regulating Valve (FODRV) - Bronze | Crane Fluid Systems - Our Genius Is Valves
![Pegler Yorkshire Double Regulating Valve (DRV) XT1200 - Pegler Yorkshire Valves & Fittings from JTM Plumbing UK Pegler Yorkshire Double Regulating Valve (DRV) XT1200 - Pegler Yorkshire Valves & Fittings from JTM Plumbing UK](https://www.jtmplumbing.co.uk/images/yorkshire-fittings-double-regulating-valve-drv-xt1200-p24969-16447_medium.jpg)