Brass 1/2 Inch Backflow Preventer With Union FNPT X FNPT, Go-To Check Valve For Small Supply Lines, Ideal For Laboratory Equipment, Sterilizers, Dairy Processing, Boilers, And Other Industrial Applications

Brass 1/2 Inch Backflow Preventer with Union FNPT x FNPT
✔️ Single-unit brass backflow preventer, 1/2 in union connections

Compact and corrosion-resistant, this 1/2 inch brass backflow preventer uses union FNPT x FNPT connections and a rubber-disc primary check valve for tight closing. It is suitable for use on hot or cold water and can be used under continuous pressure, making it ideal for laboratory equipment, sterilizers, dairy processing lines, boilers, and other industrial applications.

✅ 1/2 in union FNPT x FNPT brass body
✅ Suitable for hot or cold water and continuous pressure
✅ Rubber disc seating ensures tight closure
✅ Brass body with stainless steel components

💡 What is a backflow preventer used for in small industrial water systems?

It protects equipment and water quality by stopping reverse flow and back-siphonage.

• small-diameter applications in labs and dairy lines
• brass body with union FNPT x FNPT connections
• 1/2 in size for compact supply lines
• prevents backflow when supply pressure drops

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