D9Double Regulating Valve (DRV) Details. Typically this valve is a Y pattern globe valve arranged in this way to present the smallest pressure loss . A high-performing return valve ideal for use in heating and cooling systems.
Also suitable for use in circulating tap water systems. The Crane D9Double Regulating Valve, with its integral fixed orifice design, offers an accuracy of ± on all settings, for precise flow regulation and . Hattersley Double Regulation Valve (DRV) and. Double Regulating valves provided in chilled water branch lines for balancing and achieving systems flows are sometimes seen on supply and . Find great deals on eBay for Double Regulating Valve in Building Materials and Supplies for Plumbing Valves.
The main reason to install DRV or to say double regulating valve on the return line is that the flow can be restricted or can be at a halt in the Fan coil unit (FCU) . Double regulating balancing valves installed to account for and reduce the impact of pressure changes in the system.
The double regulating and commissioning valves may be installed in either the supply or. Read More