9D Series 3/4 In Brass Dual Check Valve Backflow Preventer With Union Female NPT Inlet To Female NPT Outlet Intermediate Atmospheric Vent Compact Vertical Or Horizontal Easy Install
✔️ 1-unit brass backflow preventer with NPT inlet/outlet, internals
The compact brass dual check valve backflow preventer protects potable water lines by preventing reverse flow. This unit features NPT female inlet and outlet connections, stainless steel internal parts, and an integral strainer. It is suitable for hot or cold water, operates under continuous pressure, and installs easily in vertical or horizontal configurations.
✅ 3/4 in brass body, compact single-unit design
✅ NPT female inlet and outlet connections
✅ Stainless steel internal parts for durability
✅ Integral strainer included
✅ Two rubber check valves for reliable shutoff
✅ Temperature range 33°F to 250°F (0.5°C to 121°C)
✅ Pressure range 25 to 175 psi (1.7 to 12.1 bar)
✅ Suitable for hot or cold water and continuous pressure
💡 What is a backflow preventer used for and why choose a brass dual check valve for potable water systems? Handy for protecting potable water supplies in a variety of settings.
- blocks reverse flow to prevent contamination
- works with NPT inlet/outlet and hot/cold water
- reliable under continuous pressure in labs and dairy equipment
- easy to install in tight spaces