Speedfit 12mm Hose Check Valve Adaptor – Anti-Reverse Flow (TPG658)

Water running backwards through your line and you can't work out why. This check valve stops reverse flow dead in its tracks. Clip it inline with your 12mm hose, one-way only. Sorted for $23

• Prevents reverse flow through a 12mm hose line
• Push-in quick-connect on both ends — no tools needed
• Inline installation, no cutting or threading required
• One-way flow protection against backflow
• Compatible with standard 12mm Speedfit hose