The Whale 12mm Non Return Valve is designed to be installed within waterline pipework to prevent water from flowing back in the opposite direction. By maintaining the prime in the water system, it helps ensure reliable operation of pumps and consistent water delivery in caravans and motorhomes.
Compatible with 12mm Whale and John Guest push-fit connections, this non return valve is simple to install and integrates seamlessly into existing plumbing systems. Practical and dependable, it is an essential component for maintaining efficient and trouble-free water systems in leisure vehicles.