John Guest Products By Advanced Tools

John Guest is a globally trusted manufacturer of push-to-connect fittings, tubing, and fluid control systems, renowned for its innovation, quality, and reliability. With decades of engineering excellence, John Guest has built a world-leading reputation for producing high-performance, easy-to-install fittings used across residential, commercial, and industrial applications.

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As the inventor of the world’s first food-grade push-to-connect fitting, John Guest revolutionized the fluid control industry by offering a faster, cleaner, and more reliable way to connect tubing. The John Guest product range now exceeds 800 items, covering water filtration, beverage dispensing, pneumatic systems, and chemical handling applications.

Each fitting is designed for quick, leak-proof connections — simply push the tube into the fitting to create an instant, secure, and permanent seal without the need for tools or clamps. This ease of use, combined with a commitment to value engineering, precision manufacturing, and continuous product development, makes John Guest a preferred choice for professionals worldwide.