John Guest 12mm Fittings


Discover the reliability and efficiency of John Guest 12mm fittings, perfect for a wide range of fluid transfer and plumbing applications. John Guest is one of the leading manufacturers of push-fit fittings for your boat, caravan, and commercial needs. These high-quality fittings are designed for quick and secure connections, ensuring leak-free performance and ease of use. Made from durable materials, they offer excellent resistance to corrosion and wear, making them ideal for both residential and commercial use. Available in various configurations to meet your specific needs, John Guest 12mm fittings provide a versatile solution for your plumbing and fluid transfer requirements.

Upgrade your system with the trusted performance of John Guest fittings today.

Please note, due to high demand, John Guest products are currently in limited supply.