Our 25mm Backflow Prevention Kit is required for all irrigation systems to protect your drinking water from contamination. This kit prevents dirty or chemically treated water from flowing back into your mains supply, keeping your system safe and compliant with water authority regulations.

• Compliant & mandatory - meets backflow prevention requirements on residential systems.
• Complete kit - includes backflow, ball valve, fittings and thread tape for quick installation.

Protect your water and keep your irrigation system compliant with our 20mm Backflow Prevention Kit.