Reliance Worldwide Corporation (RWC) is a global leader in water control systems and plumbing solutions for domestic, commercial, and industrial applications. In New Zealand, RWC operates through a nationwide network headquartered in Auckland, delivering trusted solutions across leading brands including SharkBite, RMC, Holman Plumbing, and John Guest.
RWC products are manufactured in Australia in state-of-the-art facilities, backed by stringent quality control and advanced manufacturing processes to ensure reliability and performance. From the innovative SharkBite Push-Fit Connection System to RMC’s advanced water control valves, Holman Plumbing’s high-quality fittings and accessories, and John Guest’s world-class push-fit technology for plumbing and fluid systems, RWC provides a comprehensive range of solutions for plumbers, businesses, and households across New Zealand.
Established in 1949, RWC has grown into a world leader in water control, measurement, and infrastructure products and services, supplying hot water systems and plumbing solutions to manufacturers, distributors, government bodies, and major industries globally.
All products undergo rigorous testing in RWC’s Australian-based NATA-accredited laboratory and comply with Standards Australia AS/NZS ISO 9001:2008. This comprehensive quality assurance system ensures every RWC product—from design to manufacturing—is built to deliver trusted performance for years to come.
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