2-Pack Brass In-Line Check Valve 3/4 Inch NPT Female Thread One-Way Water Backflow Preventor, Spring-Loaded Heavy-Duty With Stainless Steel Spring, Corrosion-Resistant Plumbing Fittings For Home And Light Industrial Use

Two-Pack Brass Inline Check Valve 3/4 in NPT Female
✔️ 2-pack brass inline check valve, 3/4 in NPT female, 200 PSI

This brass inline check valve is a compact backflow preventer designed to keep liquids moving in one direction. It's built for home plumbing and light industrial use, offering reliable one-way flow protection in pumps, condensate lines, HVAC systems, and boiler setups.

✅ 3/4 in NPT female threads for easy piping connections.
✅ Solid brass body for long life and corrosion resistance.
✅ Stainless steel spring handles up to 200 PSI working pressure.
✅ Temperature range -40 to 250°F (-40 to 121°C).
✅ Pack includes 2 valves for convenient setup and replacement.

💡 What is a check valve used for in plumbing and HVAC systems? This handy device stops backflow and protects equipment. - Prevents reverse flow in piping and tubing - Guards pumps, boilers, and condensate lines against back pressure - Reduces contamination risk and system damage - Easy to install with standard 3/4 in NPT female threads